Capacitive touch screen and method for binding flexible circuit board thereof

The invention discloses a capacitive touch screen and a method for binding a flexible circuit board of the capacitive touch screen. A first conductive layer of the capacitive touch screen is arranged on the lower surface of a first substrate, a second conductive layer is arranged on the upper surface of a second substrate, and the first substrate is connected to the second substrate through optical cement in a gluing mode, so that the first conductive layer and the second conductive layer are connected in a gluing mode. Compared with a traditional capacitive touch screen with a GFF structure, the capacitive touch screen has the advantages that due to the fact that a substrate and a layer of glue are reduced, the thickness of the capacitive touch screen is greatly reduced, and due to the fact that the thickness of the capacitive touch screen is reduced, the light ray transmittance of the capacitive touch screen is improved.

Semiconductor packaging structure and manufacturing method thereof

The embodiment of the invention provides a semiconductor packaging structure and a manufacturing method thereof. The semiconductor packaging structure comprises a substrate, a first semiconductor element, a second semiconductor element and a bonding layer, wherein the first semiconductor element is arranged on the substrate and is provided with a side surface; the second semiconductor element is arranged close to the first semiconductor element on the substrate and is provided with a side surface which faces to the side surface of the first semiconductor element; and the bonding layer is arranged between the first semiconductor element and the second semiconductor element and is used for bonding the side surface of the first semiconductor element with the side surface of the second semiconductor element.

Preparation method and application of acid or active ester of polyethylene glycol with tail end connected with aminophenyl propionic acid

The invention discloses a preparation method and application of acid or active ester of polyethylene glycol with the tail end connected with aminophenyl propionic acid, belonging to the field of medicine. In water, the polymer active ester has proper activity of reacting with the amino of bioactive substances. The structural formula is R1-(CH2CH2O)n-CH2-CO-NH-R2-CO-OR3, wherein n is equal to 43-680; the R1 can be CH3O- or -O-CH2-CO-NH-R2-CO-OR3; the R2 is the residue of the aminophenyl propionic acid except the amino and the carboxyl; aminophenyl propionic acid can be 2-amino-3-phenylpropionic acid (namely, alpha-phenylalanine) or 3-amino-3-phenylpropionic acid (namely, beta-phenylalanine); and the R3 can be H- or -N-succinimide.

Control device and control method for achieving C arm system follow-up motion

The invention discloses a control device for achieving C arm system follow-up motion. The control device comprises active driving elements, an auxiliary control handle, an infrared switch and a force sensor. All joints of a C arm system are provided with the active driving elements, the auxiliary control handle is connected with the C arm system through the force sensor, and the infrared switch is arranged on the auxiliary control handle. In the starting state, the force sensor obtains operating intentions and transmits commands to the active driving elements of all the joints, and the active driving elements drive the joints of the C arm system to move. According to the control device for achieving C arm system follow-up motion, an operator only needs to apply a little force to flexibly and naturally operate a C arm so as to accurately complete expected motion and positioning according to the will of the operator, and therefore intuitive, simple, accurate and efficient operation is achieved ...

Capacitive touch display

The invention discloses a capacitive touch display to solve the problem of high production cost caused by more production flows in the prior art. The novel capacitive touch display comprises a lower polarizer, a TFT array substrate, a touch sensor layer, an upper polarizer and a protective layer from the lower part to the upper part, wherein the TFT array substrate comprises a first glass substrate and a TFT array positioned on the upper side of the first glass substrate. As the capacitive touch display adopts an integrated structure, the production process of products can be accomplished only by adopting the existing TFT array production line, the production flow is more simplified, the production efficiency is improved, and the problem of high production cost is solved.

Punching and cutting die for end portion of wire collecting pipe

The invention provides a punching and cutting die for the end portion of a wire collecting pipe. The punching and cutting die comprises an upper die and a lower die. The upper die comprises an installing part, a punching die and a cutting die, wherein the punching die and the cutting die are installed on the installing part through bolts, the punching die is located outside the cutting die, the center line of the punching die and the center line of the cutting die are located on the same vertical surface, a bar-shaped protrusion parallel to the punching die is arranged on the surface of the lower end of the punching die body, a vertical groove is formed in the position, corresponding to the punching die, of the lower die, and a horizontal groove is formed in the position, corresponding to the cutting die, of the lower die. The punching and cutting die has the advantages that production efficiency is high and pressing connecting quality can certainly meet quality standards.

Dechlorination agent and preparation method thereof

The invention discloses a dechlorination agent and a preparation method thereof. The dechlorination agent is prepared from the following materials: 15-70wt% of carrier, 15-60wt% of active components, 1-10wt% of a pore-forming agent, 1-5wt% of an extrusion aid and 2-10wt% of a binder, wherein the carrier is at least one of weak acid salt, kaolin, pseudo-boehmite or Al2O3. The preparation method comprises the steps of mixing the materials, adding water, mixing, kneading, extruding, drying and calcining. The dechlorination agent has the advantages of high adsorption efficiency against high-concentration or low-concentration HCl at normal temperature, high dechlorination precision, high chlorine content of above 30% and a certain adsorption effect against organic chlorides; chemical reaction adsorption is adopted for adsorption against HCl, the adsorption is performed at normal temperature and normal pressure, energy consumption is not required, and the absorbed HCl and the active component ...

Method and device for controlling spam messages

The invention discloses a method and device for controlling spam messages. The method comprises that: a monitoring request is randomly accessed to a short message service volume, and when the short message service volume satisfies a predetermined condition, a short message service which is randomly accessed by the subsequent requests is intercepted. The device comprises a monitoring module and an intercepting module, wherein the monitoring module is used for monitoring the short message service volume which is randomly accessed; and the intercepting module is used for intercepting the short message services which are randomly accessed by the subsequent requests when the short message service volume satisfies the predetermined condition. The application of the method and the device can prevent mass spam messages from influencing the normal operation of other communication services.

Railway crane for high-speed railway rescue and construction

The invention relates to a railway crane for high-speed railway rescue and construction, which belongs to the field of cranes. In order to meet the safety bearing requirement of high-speed railway bridge-culvert road sections, the railway crane is supported onto protection cushion blocks paved on a roadbed track plate through a trolley track of a transverse moving device which is mounted on a chassis of the railway crane, a trolley is pushed to move by a pipe bending cylinder of the transverse moving device to enable the crane to transversely move to the middle of two adjacent railway lines relative to railway tracks, and spherical hinges at the tail ends of support cylinders of the crane are respectively hinged to a spherical hinge base of a supporting beam of an auxiliary supporting trolley to enable support reaction of crane supporting legs to be distributed onto four wheel groups of a supporting trolley. The acting force on a single-line rail is distributed to the two adjacent railway ...

Wafer level packaging structure and manufacturing method thereof

The invention discloses a wafer level packaging structure and a manufacturing method thereof. The wafer level packaging structure comprises a supporting layer, a chip, an insulating layer and a heavy wiring layer, the chip is arranged on the supporting layer and provided with an active surface which is opposite to the supporting layer and provided with multiple welding pads, each welding pad is provided with an incrassation metal object, the insulating layer is arranged on the chip and the supporting layer and provided with multiple blind holes which respectively correspond to and expose the incrassation metal objects on the welding pads, and the heavy wiring layer is arranged on the insulating layer and electrically connected with the welding pads through the blind holes and the chip. The incrassation metal objects can relatively reduce the depth of the blind holes and lower boring difficulty on the insulating layer.

Nanometer essence capsule and preparation method thereof

The invention discloses a nanometer essence capsule and a preparation method of the nanometer essence capsule. The preparation method comprises the steps that under the action of high-speed emulsion dispersion, the nanometer essence capsule is prepared by conducting free radical polymerization reaction on vinyl monomer under the action of an initiator, wherein the mass ratio of the vinyl monomer to essence to the initiating agent is (0.3-3):1: (0.005-0.18) and the initiator is a water-soluble peroxide initiator. The nanometer essence capsule disclosed by the invention has good heat resistance and therefore is particularly suitable for high-temperature setting process of cotton fabrics; the nanometer essence capsule has very good permeability and very high surface adhesive force and therefore can be directly applied in perfuming finishing of the fabrics or further composited with other finishing agents to be applied in the perfuming finishing of the cotton fabrics; and a binding agent does ...

Multimode image based surgical operation navigation system

The invention relates to a multimode image based surgical operation navigation system which comprises a preoperative image acquisition device, an ultrasonic scanning device, a multimode image registration device, an integrated endoscopic device and a postoperative evaluation device. The preoperative image acquisition device acquires a three-dimensional image, the ultrasonic scanning device acquires an ultrasonic image in real time, the multimode image registration device registers the three-dimensional image with the ultrasonic image to obtain a registered image, the integrated endoscopic device acquires current image information of an operational position during operation, and the multimode image registration device fuses the registered image and the current image information to obtain a fused image. The preoperative three-dimensional image, the intraoperative ultrasonic image and the intraoperative current image are fused, therefore, real-time image information which is accurate, reliable ...

Semiconductor packaging structure for stacking and manufacturing method thereof

The invention discloses a semiconductor packaging structure for stacking and a manufacturing method thereof. The semiconductor packaging structure comprises a first substrate, at least one first chip, a plurality of switching components, at least one insulating material layer, a plurality of electric conduction blind holes and a redistribution layer. The first chip is arranged on the upper surface of the first substrate, the plurality of switching components are arranged on the upper surface of the first substrate, the insulating material layer is in a press fit with the upper surface of the first substrate to cover the first chip and the switching components, at least one open hole arranged on the insulating material layer is used for exposing the switching components, the electric conduction blind holes are formed in the open hole of the insulating material layer, the redistribution layer is arranged on the insulating material layer, a plurality of bonding pads are arranged on the upper ...

Harmonic reducer with torque sensing function

The invention relates to the field of robot transmission, and provides a harmonic reducer with a torque sensing function. The bottom of a flexible wheel is provided with four detecting parts symmetrically, and four strain gages are arranged on the four detecting parts; a movable conductive ring is fixed on an output shaft, and a static conductive ring is fixed on a first shell; the movable conductive ring and the static conductive ring are provided with four movable contacts and four static contacts respectively, and the four movable contacts are driven by the output shaft to contact with the four static contacts; four leads of bridges of the strain gages are respectively connected to the four movable contacts electrically; the four static contacts are connected to a circuit board electrically, and the circuit board is used for supplying power and acquiring and processing full bridge signals. According to the scheme, the harmonic reducer is simple in structure, small in size and light in ...

Electronic differential controller for hybrid electric vehicle driven by wheel hub motors

The invention provides an electronic differential controller for a hybrid electric vehicle driven by wheel hub motors, belongs to the technical field of automobiles, and solves the problem that in the prior art the control effect of the electronic differential controller is not ideal, scientific and accurate enough. The electronic differential controller comprises a rear wheel moment increment computing module, a wheel hub motor moment increment computing module and a differential control module, wherein the input terminal of the rear wheel moment increment computing module is connected with a vehicle signal receiving unit used for receiving various vehicle signals, the input terminal of the wheel hub motor moment increment computing module is connected with a vehicle driving mode judgment module and a storage battery power estimating module, and both the output terminals of the rear wheel moment increment computing module and the wheel hub motor moment increment computing module are connected ...

Electric vehicle and aluminum air battery system thereof

The invention provides an electric vehicle and an aluminum air battery system thereof. The aluminum air battery system comprises an aluminum air battery stack, an electrolyte box, an electrolyte output pipe, a plurality of water pumps, a controller and an electrolyte return pipe, wherein the aluminum air battery stack comprises a plurality of aluminum air batteries which are connected in series; the electrolyte box is filled with an electrolyte; a horizontal position of the electrolyte box is lower than the aluminum air battery stack; the electrolyte output pipe is connected with the electrolyte box and aluminum air batteries; the plurality of water pumps are arranged on the electrolyte output pipe, correspond to the aluminum air batteries in a one-to-one correspondence manner, and are used for pumping the electrolyte of the electrolyte box to corresponding aluminum air batteries, so that the aluminum air batteries generate power; the controller controls the switching-on and the switching-off ...

Vehicular actuator harness detector and application method thereof

The invention provides a vehicular actuator hardness detector and an application method thereof. The vehicular actuator hardness detector comprises a plurality of first detection circuits. The tail ends of the first detection circuits are connected to a first base point connection port (10). The head end of each first detection circuit serves as a detection point connection port (30). Each first detection circuit is provided with a first LED (20). A first base point and multiple detection points are selected from a harness under detection, connected with the first base point connection port and the multiple detection point connection ports respectively through leads, and powered by a vehicular power supply; whether the circuit between the first base point and a detection point or the circuit outside the first base point and the detection point fails is judged by judging whether the first LED on one first detection line emits light or not; lighting states of the first LEDs on the first detection ...

Beam-limiting device blade driving device, beam-limiting device and X-ray machine

The invention relates to the technical field of medical equipment, in particular to a beam-limiting device blade driving device which is used for driving blades of a beam-limiting device. The beam-limiting device blade driving device comprises an upper-layer plate, a lower-layer plate, a rotating wheel, four hinge pins and four blade fixing and transmitting mechanisms, wherein the rotating wheel is horizontally arranged below the upper-layer plate, four pin holes are distributed in the rotating wheel in a central symmetry mode, and the rotating wheel is fixed to the lower surface of the upper-layer plate through a flange; the four hinge pins penetrate through the pin holes respectively and are arranged vertically; the four blade fixing and transmitting mechanisms are arranged at the lower ends of the four hinge pins respectively. The invention further provides the beam-limiting device provided with the beam-limiting device blade driving device and an X-ray machine. The beam-limiting device ...

ELECTRONIC CIGARETTE ATOMIZER OILING AND LABELING DEVICE

This disclosure provides oil filling and labeling apparatuses for atomizers of electronic cigarettes, which include a rack provided with a table board. A material pick-up operation position, an oil filling operation position, an assembling operation position, a labeling operation position and a pressing operation position for silicon rubber sleeve are provided on the table board. The oil filling and labeling apparatuses for the atomizers of the electronic cigarettes further include a material loading mechanism, an oil filling mechanism, a mechanism for mounting oil-sealing ring, a mechanism for mounting end cap, an electric resistance detection mechanism, a first material rotation mechanism, a labeling mechanism, a second material rotation mechanism and a mechanism for pressing silicon rubber sleeve. The atomizer of the electronic cigarette is successively conveyed for processing among such mechanisms. 1. An oil filling and labeling apparatus for an atomizer of an electronic cigarette , comprising a rack; a table board of the rack is provided with a material pick-up operation position , an oil filling operation position , an assembling operation position , a labeling operation position and a pressing operation position for silicon rubber sleeve; wherein said apparatus further comprises:a material loading mechanism arranged on one side of the rack and used to transport the atomizer of the electronic cigarette to the material pick-up operation position;a material pick-up mechanism arranged in the material pick-up operation position and used to transfer the atomizer of the electronic cigarette from the material pick-up operation position to the oil filling operation position;an oil filling mechanism arranged in the oil filling operation position, and used to fill oil into the atomizer of the electronic cigarette and to transfer the atomizer of the electronic cigarette to the assembling operation position;a mechanism for mounting oil-sealing ring arranged in the ...

Perforated card-wire connector wire assembly tooling

The invention provides a perforated card-wire connector wire assembly tooling comprising a base, a placing seat mounted on a connector of the base and a tooling body mounted on the placing seat. The tooling body comprises a mounting frame, a handle, a connecting rod, guide posts and a pressing block. Drill rods are arranged at the lower end of the pressing block. The perforated card-wire connector wire assembly tooling has the advantages that producing efficiency can be improved by 5 times, assembly quality is stable, consistence is high, and labor force of workers is reduced greatly.

Dislocation-preventing welding tool of micro switch

The invention provides a dislocation-preventing welding tool of a micro switch. The dislocation-preventing welding tool of the micro switch comprises a base and a body arranged on the base, wherein a vertical baffle is arranged at one side of the body, a cutting groove is formed in the upper end, near the side of the vertical baffle, of the body, the cutting groove comprises a bottom surface and a lateral wall, the height of the bottom surface is smaller than the height of the top end of the vertical baffle, the lateral wall is an inclined surface, the included angle between the lateral wall and the bottom surface is an obtuse angle, and stopping pieces are arranged at the two ends of the cutting groove. The dislocation-preventing welding tool of the micro switch has the advantage of avoiding welding dislocation.

Overline operation crane for high-speed railways

The invention relates to an overline operation crane for high-speed railways, belongs to the field of cranes and particularly relates to high-speed railway and rail transit cranes. Two transversing mechanisms including a front transversing mechanism and a back transversing mechanism are respectively erected on four supporting trolleys of a double-line rail, and are in butt joint with the crane through auxiliary supporting legs, and the crane is separated from the original rail line under action of auxiliary supporting leg jacking cylinders, and transverses to the middle of the double-line rail. The front transversing mechanism and the back transversing mechanism moves to be close to the center of the crane together with the front and back corresponding supporting trolleys by retracting effect of the auxiliary supporting legs. Until the auxiliary supporting legs are retracted completely, four crane supporting legs of the crane are unfolded, ball hinges at the tail ends of cylinders of the ...

Semantic segmentation method for power tower/pole images

The invention discloses a semantic segmentation method for power tower/pole images and belongs to the technical field of computer vision and pattern recognition. The method comprises the steps of: pre-processing the power tower/pole images, segmenting the power tower/pole images into super pixels, selecting best matched data sets and extracting features; giving an initialized semantic annotation to each super pixel according to similar relationships between the power tower/pole images and the data sets; respectively substituting the initialized semantic annotations into an annotation space and a feature space, and calculating an annotation-space high-order loss function value and a feature-space high-order loss function value; and optimizing a loss function, and obtaining a global minimum value of the loss function, thereby reaching the aim of semantic image segmentation. According to the method, during the semantic segmentation of the power tower/pole images, the consistency of the same ...

Method and system for eliminating uneven illumination of endoscope image

The invention relates to the technical field of endoscope image processing, and provides a method for eliminating uneven illumination of an endoscope image. The method comprises the steps of acquiring local extreme points of an input original image, fitting out an upper envelope curved surface and a lower envelop curved surface of the image, calculating a local envelope average value, calculating the color cast value of the image, calculating a feature point collection Q, using the local envelope average value of each point in the feature point collection Q for replacing the original color component value of the point, using the image array obtained by replacing the original color component value of the point with the local envelope average value of each point in the feature point collection Q for replacing the original image, and returning to the step of obtaining local extreme points of the input original image, fitting out the upper envelope curved surface and the lower envelop curved ...

Digital input circuit and vehicle-mounted controller using same

The invention discloses a digital input circuit. The digital input circuit comprises a first resistor, a second resistor, a third resistor and a diode, wherein one end of the first resistor receives a digital input signal; one end of the second resistor is connected with the other end of the first resistor, and the other end of the second resistor is grounded; a cathode of the diode is connected with the other end of the first resistor; an anode of the diode serves as the output end of the digital input circuit and outputs a digital discrimination signal; one end of the third resistor is connected with the anode of the diode, and the other end of the third resistor receives high reference voltage; by setting the resistance values of the first resistor, the second resistor and the third resistor, the digital input circuit can be in a high-effective digital input state or a low-effective digital input state. The invention also provides a vehicle-mounted controller. By setting the resistance ...

Device and method for quick online fault detection of high voltage thyristor valve block

A device and method for quick online fault detection of a high voltage thyristor valve block belongs to the field of online detection of thyristors and aims at resolving the problem that the existing detection circuit for detecting the high voltage thyristor valve block is complex in structure and high in cost. The device and method comprises a high frequency alternating current source, an energy coupling unit, a rectifying filtering circuit, a stabilizing circuit, a processor, a conditioning circuit, a detection circuit and an optical fiber. The output end of the high frequency alternating current source is connected with the input end of the energy coupling unit, the output end of the energy coupling unit is connected with the alternating current input end of the rectifying filtering circuit, the direct current output end of the rectifying filtering circuit is connected with the input end of the stabilizing circuit, the output end of the stabilizing circuit is simultaneously connected ...

Multimode medical imaging surgery navigation method and system

The invention is applicable le to the medical field and provides multimode medical imaging surgery navigation method and system. The method includes: imaging a surgery part of a patient in real time during surgery; positioning section of an anatomy tag in the body of the patient, and locking spatial attitude matrix of the plane as Tcur; introducing three-dimensional fault body data of the patient obtained before surgery during surgery; subjecting optional section of the preoperative three-dimensional fault body data to cutting scanning by a virtual section, locating the section matching with an intraoperative real-time image, and recording spatial attitude of the virtual section as Tprev, calculating the difference between the spatial attitude of the real-time image plane and that of the virtual section, namely VT=Tcur-Tprev, calculating the spatial attitude of the real-time image plane according to the position difference, namely T'cur=T'cur-VT, and mapping changes of spatial position ...

Water-soluble soldering flux

The invention provides water-soluble soldering flux which comprises the following components in percentage by weight: 0.3-1% of succinic acid, 0.3-1% of adipic acid, 0.3-1% of malic acid, 0.05-0.1% of alkylphenol polyoxyethylene, 0.9-1.2% of glycerol, 3-5% of terpinol, 40-47.5% of isopropanol, and the balance of dianine sulfate. The water-soluble soldering flux provided by the invention has the beneficial effects that compared with resin (rosin)-type soldering flux in using, firstly, the soldering assisting effect is perfectly good; secondly, the danger of flammability does not exist; and thirdly, residues does not exist after soldering, and the operation of other working procedures can not be influenced. Additionally, compared with the resin (rosin)-type soldering flux, the water-soluble soldering flux is low in price, and the production cost is lowered.

Touch display

The invention discloses a touch display. The touch display comprises a lower polaroid, a touch display unit, an upper polaroid and a touch cover plate, wherein the touch display unit comprises a substrate, a liquid crystal layer, a color filter and a first touch electrode, the lower surface of the substrate is in contact with the upper surface of the lower polaroid, the liquid crystal layer is arranged on the upper surface of the substrate, the color filter is arranged on the upper surface of the liquid crystal layer, the first touch electrode is arranged on the upper surface of the color filter, the lower surface of the upper polaroid is in contact with the upper surface of the first touch electrode, the lower surface of the touch cover plate is in contact with the upper surface of the upper polaroid, and the substrate is provided with a second touch electrode. The touch display disclosed by the invention is ofhas small thickness so as to be portable, and has the advantages of simple production ...

X-ray generator beam limiting device and blade driving device thereof

The invention discloses a blade driving device of an X-ray generator beam limiting device. The blade driving device comprises a base plate (1), guide rails (10 and 11), a left blade (2), a right blade (9), eccentric wheels (5 and 7), a blade vertical retaining plate (20), pushing rods (4 and 8), springs (3 and 30), a support (16), a motor (100), a driving gear (13), a driven gear (15) and an intermediate gear (14). The guide rails (10 and 11), the left blade (2), the right blade (9), the eccentric wheels (5 and 7) and the blade vertical retaining plate (20) are fixedly connected to the base plate (1). The pushing rods (4 and 8) are fixedly connected to the blade vertical retaining plate (20). The springs (3 and 30) are fixedly connected with the base plate (1) and the blade vertical retaining plate (20). The support (16) is connected to the back side of the base plate (1). The motor (100), the driving gear (13), the driven gear (15) and the intermediate gear (14) are fixedly connected to ...

Crimping clamp crimping device

The invention provides a crimping clamp crimping device which comprises a rack, a guide line guide pipe, a lower punching die and an upper punching die. The lower punching die and the upper punching die are matched with each other, a shifting fork is arranged on the left side face of the upper punching die, a pressure block is arranged on the front side face of the upper punching die, the lower portion at the front end of the guide line guide pipe is hinged to the rack through a mounting hole, a supporting pressure spring and an inverted-V-shaped rocker arm are arranged at the bottom of the rear end of the guide line guide pipe, an elongated hole is formed in the right side wall of the rocker arm, a connector feeding ratchet is arranged on the end portion of the left side wall of the rocker arm, and the shifting fork is placed in the elongated hole. The crimping clamp crimping device has the advantages that a crimping form of a crimping clamp is continuous-type, and common semi-automatic ...

Low-temperature flue-gas heat recycling and utilization system

The invention discloses a low-temperature flue-gas heat recycling and utilization system. A plurality of heat exchanger tube plates are arranged in a low-temperature flue and are formed by carrying out strength welding and adhesion expansion connection on heat exchange tubes and tube plates, acid-resisting insulation concrete is poured on the surfaces of the heat exchanger tube plates, inlets and outlets of the heat exchanger tube plates are connected in series and in parallel; and a total inlet and a total outlet of the heat exchanger tube plates connected in series and in parallel are connected to a heat exchanger outside the low-temperature flue through a closed pipeline, and a circulating pump, a pressure meter and an air release valve are arranged on the closed pipeline. On the basis of matured sulfuric acid corrosion resistant heat exchange elements, automatic control systems and heat exchange surface cleaning technologies in the traditional boiler industry, by adopting a perfect ...

Conductive macromolecule and sulfide composite nano materials with concerted catalysis function, preparation method and application

The invention belongs to the technical field of conductive macromolecule composite nano materials controllable preparation, in particular to composite nano materials prepared on the surface of conductive macromolecule nano materials by utilizing a conductive macromolecule doping agent as a sulfide sulfur source, and application of the materials in the aspect of peroxisome-like catalytic oxidation. The composite nano materials have the advantages of being simple in preparation, high in catalytic efficiency and the like. Firstly, the conductive macromolecule nano materials doped with sulfydryl carboxylic acid is prepared by the methods of doping, dedoping and redoping. Then, the conductive macromolecule and sulfide composite nano materials are obtained by reaction with a metal salt solution under a hydrothermal condition. The conductive macromolecule and sulfide composite nano materials have a strong concerted function during reaction of peroxisome-like catalytic oxidation. The preparation ...

Preparation method and application of acid or active ester of polyethylene glycol with tail end connected with proline

The invention discloses a preparation method and application of acid or active ester of polyethylene glycol with the tail end connected with proline, belonging to the field of medicine. The hydrolytic half-time period of the polymer active ester in water is 10.9 minutes and has the ideal activity of reacting with the amino of bioactive substances. The structural formula is R1-(OCH2CH2)n-O-R2, wherein n is equal to 43-680; the R1 can be CH3- or R2; the structure of the R2 is shown in the specification; and the R3 can be H- or -N-succinimide.

Engine fault diagnosis method and device based on exhaust noise vector quantitative analysis

The invention relates to an engine fault diagnosis method and an engine fault diagnosis device based on exhaust noise vector quantitative analysis. The method and the device mainly solve the problems of complex system and high cost because various parameters are required to be combined to complete engine fault diagnosis in the prior art. The diagnosis device comprises a characteristic extractor, a codebook generator, a memory and a recognizer, wherein the characteristic extractor is respectively connected with the codebook generator and the recognizer, the codebook generator is connected with the memory and the memory is connected with the recognizer. The Mel-frequency cepstrum coefficient (MFCC) of exhaust noise signals are used as a characteristic parameter vector sequence of a signal source in a vector quantitative algorithm, the vector quantitative algorithm is used for analyzing the exhaust noise of an engine, the difference of the exhaust noise of the engine under different working ...

Surgical navigation method and system

A surgical navigation method comprises collecting the three-dimensional images of an organ through nuclear magnetic resonance or CT (computed tomography) before an operation; receiving a planned puncture trace input by a user and displaying the planned puncture trace in the three-dimensional images; collecting the three-dimensional images of the organ through an ultrasonic device during the operation, and converting the three-dimensional images into an operating room coordinate system through a tracer; registering the three-dimensional images before the operation with the three-dimensional images during the operation to obtain final displacement vectors and rotation matrixes; according to the final displacement vectors and the rotation matrixes, converting the three-dimensional images and the planned puncture trace into the operating room coordinate system for displaying; obtaining the motion trace of a puncture needle utilized during the operation through the tracer and displaying the ...

Production method for semiconductor element

The invention relates to a production method for a semiconductor element. The production method comprises the following steps: firstly, providing a dummy gate structure with a dummy gate layer; then, removing the dummy gate layer so as to form an opening in the gate structure and enable a material layer below to be exposed; then conducting NH4OH processing technique on the dummy gate structure of which the dummy gate layer is removed; and filling metal material into the opening.

On-off detector

The invention provides an on-off detector which comprises a control mainframe, input equipment, output equipment, a first wiring harness adapter, a second wiring harness adapter, a first multi-choice switch, a second multi-choice switch, a first double-choice switch, a second double-choice switch and a power source. The on-off detector has the advantages that the on-off detector is quite scientific in circuit design, simple and convenient in manufacturing process, low in manufacturing cost, quite convenient to maintain and needless of quite high technical expertise, has big development and application space in adapter wiring harness industry, and plays a role in prompting quality of similar products of the industry.

Reverse riveting die of conducting strip

The invention provides a reverse riveting die of a conducting strip. The reverse riveting die comprises an upper die and a lower die. The lower die comprises a base and a body fixed on the base. An elongated groove is formed at the upper end of the body. An arc-shaped groove bottom is formed in the groove. The upper die is a cylinder with a plane at the bottom. The central shaft of the lower die and the center of the groove bottom are on the same vertical line. The reverse riveting die has the advantages that after riveting, the riveted part is parallel with the conducting strip, the contact area satisfies the rated requirements of current, and the wiring terminals of wires are fixedly and firmly connected with the conducting strip.

Online detection system and detection method thereof

The invention provides an online detection system. The online detection system is arranged on the production line and is used for detecting the defects of a disposable syringe hose. The online detection system comprises an image pickup system, an illumination system and an image processing system, wherein the illumination system is used for providing a light source for the image pickup system; the image processing system is connected with the image pickup system; the image pickup system comprises three cameras; the three cameras are arranged at an equal interval around one disposable syringe hose on reference positions of the production line and are positioned on the same plane which is vertical to the axis of the disposable syringe hose and is same in the horizontal height; and the image processing system is used for acquiring and processing the image of the disposable syringe hose picked-up by the image pick-up system so as to judge whether the disposable syringe hose is qualified. The ...

Light-emitting diode (LED) energy-saving bulb

The invention discloses a light-emitting diode (LED) ceiling lamp, which comprises a lamp holder, a transparent lampshade and a lamp body which is installed in the lamp holder. The lampshade and the lamp holder are fixed through a detachable structure. The lamp body is an LED panel and consists of a circuit board and a plurality of LEDs which are evenly welded on the circuit board. The lamp body is installed at the bottom of the lamp holder. A light reflecting surface is formed on the inner wall of the lamp holder. The LED ceiling lamp has a simple structure and can be widely used for embedded indoor lighting in families, workplaces, commercial places, public places and the like. By adopting the LEDs, compared with fluorescent lamps, more energy is saved, the service life is longer, the environmental friendliness is better and the surface temperature is lower under the condition of same power; compared with common LED ceiling lamps, the luminous efficiency is higher; and moreover, light ...

Magnetic levitation device with function of automatically lifting suspended matter

A magnetic levitation device with the function of automatically lifting a suspended matter comprises a magnetic levitation component; a lifting component is arranged on the magnetic levitation component and at the position corresponding to the suspended matter; the lifting component comprises a pallet rack, a lifting column, a lifting transmission component and a control unit; the pallet rack is positioned at the bottom of the suspended matter; one end of the lifting column is connected with the pallet rack, and the other end of the lifting column is connected with the output end of the lifting transmission component; and the control terminal of the lifting transmission component is connected with the control unit. The magnetic levitation device has the advantages of simple and compact structure, low cost, high degree of automation, simplicity and convenience in operation, stability and reliability in working, and the like.

Three-dimensional visual tissue organ operation navigation method and system

The invention discloses a three-dimensional visual tissue organ operation navigation method and system. The method comprises the following steps of: acquiring a three-dimensional ultrasound image of a tissue organ; acquiring the position of an operation appliance relative to the target tissue organ; selecting discrete points in the three-dimensional ultrasound image along the contour line of the target tissue organ, and reestablishing a three-dimensional surface of the target tissue organ by adopting a method based on the statistics shape model of the target tissue organ; fusing the three-dimensional ultrasound image, the three-dimensional surface of the target tissue organ and the position of the operation appliance relative to the target tissue organ to generate operation navigation data and visualizing the operation navigation data to realize navigation. According to the three-dimensional visual tissue organ operation navigation method and system, the three-dimensional visual operation ...

Manufacture method of semiconductor element with metal gate

The invention provides a manufacture method of a semiconductor element with a metal gate. The method comprises the following steps of: providing a substrate which comprises a first conductive type transistor and a second conductive type transistor, wherein the first conductive type transistor includes a first sacrificial gate, and the second conductive transistor includes a second sacrificial gate; then removing the first sacrificial gate of the first conductive type transistor to form a first groove, and forming a first metal layer in the first groove; removing the second sacrificial gate of the second conductive type transistor to form a second groove, and forming a second metal layer in the first groove and the second groove; finally forming a third metal layer on the second metal layer such that the third layer is filled into the first groove and the second groove.

A main chain-modified conjugated diene - vinyl aromatic hydrocarbon copolymer and a preparing method thereof

A main chain-modified conjugated diene - vinyl aromatic hydrocarbon copolymer and a preparing method thereof, a rubber composition, a rubber material and a tire. The preparing method for the main chain-modified conjugated diene - vinyl aromatic hydrocarbon copolymer comprises the step of: reacting unmodified conjugated diene - vinyl aromatic hydrocarbon copolymer with a modifying agent to give a main chain-modified conjugated diene - vinyl aromatic hydrocarbon copolymer. The modifying agent has the formula (I):. In the main chain-modified conjugated diene - vinyl aromatic hydrocarbon copolymer, the modifying agent is from 4 to 15 wt%. The unmodified conjugated diene - vinyl aromatic copolymer has a weight average molecular weight of 100,000 to 500,000.

Device for shifting hanging basket assembly pieces and construction method

The invention discloses a device for shifting hanging basket assembly pieces and a construction method. The device comprises two main beams connected into a whole. Forwards-shifting idler wheels are arranged on the bottom faces of the main beams. A transversely-shifting trolley and a bracket are arranged on the top face of each main beam, the transversely-shifting trolleys are in sliding connection with the top faces of the main beams, and the brackets are fixed on the top faces of the main beams. According to the device, the transversely-shifting trolleys and forwards-shifting devices (the forwards-shifting idler wheels) are used, a heavy main longitudinal beam front section of a hanging basket can be lifted through a first tower crane with high lifting capacity, a light front transverse beam of the hanging basket is lifted through a second tower crane with low lifting capacity, therefore, the requirements for the lifting capacity of the tower cranes when the hanging basket is assembled ...

External circulation mist-type bioreactor for large-scale cultivation of plant hairy roots

The invention discloses an external circulation mist-type bioreactor for large-scale cultivation of plant hairy roots. A reactor main body of the external circulation mist-type bioreactor is composed of a 316L stainless steel semicircular head, a cylinder and a lower flat bottom cylinder arranged from top to bottom. The external circulation mist-type bioreactor can be used for storing a nutrient solution and determining a temperature in real time, can realize intermittent and quantitative atomization adjustment, can supply oxygen by an aseptic fan and a ventilator for hairy root growth, can keep a constant-temperature and constant-humidity reactor internal environment, can determine pressure, a pH value and air oxygen content in a reaction kettle, is provided with a purified water pipe so that washing is convenient, and can realize pure vapor disinfection. The external circulation mist-type bioreactor can improve constant-speed oxygen supply and regular quantitative nutrient supply for ...

Support vector regression machine wind speed combination forecast method with interpolation being smoothed and optimized

The invention discloses a support vector regression machine wind speed combination forecast method with interpolation being smoothed and optimized. The method comprises the following steps of: step I, preprocessing obtained initial data of wind speed at height of a hub of a fan in a wind power station, analyzing sample data, and selecting a time domain for smoothing and optimizing the interpolation; step II, carrying out interpolation smoothing and optimizing on a wind speed time sequence in the selected time domain; step III, carrying out phase space reconstruction on the wind speed sequence which is subjected to interpolation smoothing and optimizing so as to form a sample set required by modeling; and step IV, establishing a corresponding support vector regression machine wind speed combination forecast model with the interpolation being smoothed and optimized by utilizing the sample set obtained from the step III. According to the method, higher forecast accuracy can be obtained compared ...

Jack structure for safety socket

The invention provides a jack structure for a safety socket. The jack structure comprises a cable mounting part and a prong connecting part integrally connected with each other. The cable mounting part is a ring. The prong connecting part comprises a connecting bottom sheet and two fasteners which are disposed on the upper surface of the connecting bottom sheet and which locate on left and right sides of the connecting bottom sheet. The fasteners are arc sheets. One side of every arc sheet is integrally connected with the outside of the connecting bottom sheet. The other side of every arc sheet is close to the middle of the connecting bottom sheet. The connecting bottom sheet is planar. The jack structure has the advantages that decrease in area of contact between a fuse prong and the connecting bottom sheet is avoided and the sectional area requirement for passage of high current is guaranteed.

Method for extraction separation of huperzine A in all-grass of snake foot clubmoss and its hairy root by supercritical extraction-crystallization technology

The invention discloses a method for extraction separation of huperzine A in all-grass of snake foot clubmoss and its hairy root by a supercritical extraction-crystallization technology. The method is characterized in that the method comprises material preparation, microwave radiation, extraction, crystallization, recrystallization, product detection and packaging; through utilization of a microwave radiation wall-breaking technology, a use amount of an acid used by the traditional extraction method, acid discharge and environmental pollution are reduced; through utilization of a supercritical extraction-crystallization technology, a yield is greatly improved; a small amount of cheap ethanol is used as a solvent so that a production cost is greatly reduced; and compared with a production cost of the traditional technology, a production cost is reduced by 40%. Through a supercritical grading crystallization process on extract, structural identification and purity detection prove that five ...

Stripping and crimping machine

The invention provides a stripping and crimping machine comprising a crimping device and a cutoff and stripping device. The devices are sequentially disposed in a front-rear direction. The crimping device comprises a frame, a lead guide pipe, a lower punch die and an upper punch die. The lower and upper punch dies fit each other. The cutoff and stripping device comprises a first cutter rest and a second cutter rest both mounted on a slide way; the first and second cutter rests are paired; front strippers, cutters and rear strippers are pairwise disposed on the cutter rests in the wire feeding direction. The stripping and crimping machine has the advantages that the traditional stripping machine and the crimping machine are integrated, wires are fed under mechanical control instead of manual operation during the crimping process, the feeding positions are accurate and uniform, crimping quality is guaranteed, and time and cost are reduced greatly.

Locking device

The invention belongs to the technical field of brakes, and particularly relates to a locking device. The locking device comprises a locking mechanism, a state control mechanism and a power mechanism, wherein the locking mechanism comprises a foundation ring, a locking groove, a locking block and a compression spring, the state control mechanism comprises a sliding block, the power mechanism comprises an armature and a coil, the locking groove is formed in the inner side of the foundation ring, the compression spring is fixed on the bottom of the locking groove, the locking block is arranged in the locking groove, in contact with one end of the compression spring, and capable of moving inside and outside, the sliding block is arranged above the locking block, the armature is embedded in the sliding block, the coil is installed on the bottom surface of the foundation ring and located below the armature, the coil attracts the armature to drive the sliding block to move downwards and be in ...

Freezing pipe heat insulation device

A freezing pipe heat insulation device comprises an outer pipe and inner pipes, wherein the inner pipe is placed inside the outer pipe in interval and penetrating modes. Two ends of the outer pipe and the inner pipe are sealed through end socket rings to form a sealed cabin, and a pumping vacuum tube communicated with the sealed cabin is placed on the end socket rings. The freezing pipe heat insulation device is formed by welding of double layers of steel pipes and provided with the sealed cabin, the sealed cabin is protected by the outer pipe, the inner pipe is communicated with an upper freezing pipe and a lower freezing pipe, and the freezing pipe heat insulation device can penetrate through a low temperature saline water supply pipe, so that the freezing pipe heat insulation device is simple in structure, the freezing pipe can be butted conveniently, and the freezing pipe heat insulation device is corrosion-resisting. In the process of welding, installing and freezing, the sealed cabin ...

Cable conduit orifice central point positioning device and use method

The invention discloses a cable conduit orifice central point positioning device and a use method. The device comprises a fan-shaped positioning main board, and at least two slide rails arranged on the positioning main board along the radial direction by taking the circle center of the positioning main board as a center, wherein the slide rails are connected with marker posts in a sliding mode, and the axes of the marker posts penetrate through the circle center of the positioning main board. According to the device disclosed by the invention, a circle is defined by one circle center and two radii so as to define the circle center of a cable conduit orifice, the positioning precision of a cable conduit can be improved, links of angle iron welding, cutting off and polishing are eliminated, the installation time is shortened, and the device has the characteristics of simple structure and convenience and rapidness in use.

Integral LED lamp with improved luminous efficiency

The invention discloses an integral LED lamp with improved luminous efficiency. The integral LED lamp comprises a tube and a support. LED luminous bodies which are axially distributed along the tube are mounted in the tube, the tube comprises a radiating base and a lampshade, bottoms of the LED luminous bodies are in contact with the radiating base sufficiently, the radiating base is axially provided with an opening, the lampshade is connected with the radiating base and closes the opening, and the radiating base is connected with the support. The integral LED lamp is simple in structure, can be directly mounted at a position for mounting a fluorescent tube, can replace the fluorescent tube and can be mounted in a novel design; as the radiating seat with a light reflecting function, the tube and the support are arranged in a lamp body and the tube and the support are used as radiators, the integral LED lamp is effective in energy conservation as compared with the energy-saving fluorescent ...

Essence microcapsule with softening function and preparation method of essence microcapsule

The invention discloses an essence microcapsule with a softening function and a preparation method of the essence microcapsule. Raw materials of the essence microcapsule include a softening agent ES, essence, gelatin, an emulsifying agent and a crosslinking agent. The preparation method comprises the following steps of: preparing a microcapsule under high-speed emulsifying and dispersing actions and the complex coacervation action of the softening agent ES and gelatin; and further performing crosslinking treatment on the microcapsule by applying the crosslinking agent to obtain the essence microcapsule. The essence microcapsule disclosed by the invention can be directly applied to perfuming sorting of fabrics or be applied to perfuming sorting of fabrics by being compounded with other sorting agents; in a perfuming sorting process, a softener is not required to be added, and aldehyde-free bonding agent can be added with a small amount or be not added, so that the production cost is reduced ...

Deodorant and preparation method and application thereof

The invention discloses a deodorant and a preparation method and application thereof. The deodorant is prepared from the following components: 2-55wt% of metallic oxide, 5-30wt% of alkaline earth compound, 10-60wt% of carrier, 1-10wt% of pore forming substance, 2-5wt% of extrusion assisting agent, and 2-10wt% of binder, the preparation method comprises the following steps of mixing all the materials, adding appropriate water, putting into a banded extruder for extruding into strip shape through disorderly pinching, drying at 50-200 DEG C, roasting at 150-450 DEG C, and obtaining the deodorant The deodorant can be used under the condition of 10-100 DEG C, 0.1-10Mpa, and 100-10000h<-1> of airspeed. The deodorant has large pore volume and specific surface area, and high sulfur capacity, one-way sulfur capacity of the deodorant is more than 30wt%, the removal efficiency of COS, mercaptan, thioether, dimethyl dithio is more than 90%, and benzene series and low carbon hydrocarbon substances are ...

X-ray imaging robot and mechanical arm thereof

The invention provides an X-ray imaging robot which comprises a fixed platform used for fixing an X-ray imaging robot body, a movable platform, a parallel mechanism, a serial mechanism, a supporting frame, a C-shaped rail, an X-ray source and an image detector. The movable platform has one translational moving freedom degree and two rotational freedom degrees, the parallel mechanism is arranged between the fixed platform and the movable platform and is composed of a plurality of branched chains in a parallel connection mode, the serial mechanism comprises a plurality of supporting arms, the movable platform and the supporting arms are in series connection through revolute pairs in sequence, the supporting frame is connected to the end, far away from the movable platform, in the serial mechanism through a revolute pair, the C-shaped rail and the supporting frame are connected though a sliding pair in circular arc tracks, and the X-ray source and the image detector are arranged on the inner ...

Semiconductor element provided with metal gate and manufacturing method thereof

The invention provides a semiconductor element provided with a metal gate and a manufacturing method thereof. The manufacturing method comprises first providing a substrate, forming a gate dielectric layer on the substrate, forming a multi-layer stack structure provided with a work function metal layer on the gate dielectric layer, wherein at least one layer of the multi-layer structure is subject to an oxygen processing, and finally forming a conducting layer on the multi-layer stack structure.

Method for building statistical shape model for three-dimensional object

The invention relates to a method for building a statistical shape model for a three-dimensional object. The method includes the following steps: S10, obtaining two-value original body data of the object, S20, removing holes in the original body data, S30, carrying out smoothing processing, S40, enabling the smoothed original body data to be converted into triangularization surface three-dimensional data, S50, enabling the triangularization surface three-dimensional data to be mapped on the surface of a unit sphere, S60, carrying out inverse mapping and initial aligning operation to obtain a first shape training set, S70, enabling the first shape training set to be converted into middle body data, S80, enabling a non-parametric elastic rectification method to be adopted to the middle body data for two times, and S90, operating principal component analysis to obtain average values, nonzero unit characteristic roots and feature vectors. According to the method, influences of displacement, ...

Touch panel, touch display panel provided with touch panel and jointing method of touch panel

The invention discloses a touch panel, a touch display panel provided with the touch panel, and a jointing method of the touch panel. The touch panel comprises a sensing substrate, a protective cover plate, a retaining wall and an adhesive, wherein the retaining wall is formed between the sensing substrate and the protective cover plate, is provided with a plurality of holes, and surrounds an accommodating space; and the adhesive is formed in the accommodating space, and is used for bonding the sensing substrate and the protective cover plate.

Integrated touch control module, manufacturing method thereof and touch display device

The invention provides a manufacturing method of an integrated touch control module. The method comprises the following steps of: arranging a first polaroid on the back surface of a touch screen; arranging a liquid crystal display device on the surface, which is deviated from the touch screen, of the first polaroid; arranging a second polaroid on surface, which is deviated from the touch screen, of the liquid crystal display device; and arranging a backlight source on the surface, which is deviated from the liquid crystal display device, of the second polaroid to form the integrated touch module. According to the manufacturing method of the integrated touch control module provided by the invention, the liquid crystal display device can be fully jointed with the touch screen in a relatively flat state in the manufacturing process of the integrated touch module, and the problem of poor flatness between the liquid crystal display device and the touch screen is solved; and on the other hand ...

Display terminal

The invention provides a display terminal, comprising a polarizer and a display screen positioned below the polarizer, wherein a gap is remained between the polarizer and the display screen. When in a strong light environment, light enters the display screen by transmitting the polarizer, as the color of the polarizer is darker, in the light transmitting process, the polarizer and the display screen both reflect the light incident to the faces of the polarizer and the display screen, and meanwhile, the polarizer adsorbs part of the light incident to the face of the polarizer and the light of the display screen, reflected to the polarizer. Compared with the display screen and the polarizer directly attached to the face of the display screen in the prior display terminal, the display terminal has the advantages of greatly reducing the light reflected by the display terminal, and improving the display effect of the display terminal in a strong light state; and meanwhile, when the display terminal ...

Flat cable end portion punching and cutting die

The invention provides a flat cable end portion punching and cutting die. The flat cable end portion punching and cutting die comprises an upper die and a lower die. Guide columns are arranged on the lower die. The upper die is connected with the lower die through the guide columns. Grooves consistent in size are formed in corresponding positions of the upper die and the lower die. An upper die body is fixedly connected into the groove of the upper die. A lower die body is fixedly connected into the groove of the lower die. Teeth which are mutually staggered are arranged on the upper die body and the lower die body. The flat cable end portion punching and cutting die has the advantages that a flat cable can be prevented from being damaged to be scraped, and the machining percent of pass reaches more than 99%.

Method for quantitatively detecting adulteration of peanut oil based on ultraviolet spectrum

The invention discloses a method for quantitatively detecting the adulteration of peanut oil based on ultraviolet spectrum. In the method, an ultraviolet spectrophotometer is taken as a detection tool. The method comprises the following steps of: during measurement, fully mixing petroleum ether with an oil sample in a certain mixing ratio; measuring a light absorption value of a position with a characteristic wavelength in reference to the petroleum ether according to the difference between the characteristic absorption peaks of peanut oil and other edible oils, and establishing a model for known peanut oil adulteration amount; and predicting a peanut oil adulteration amount to be detected by using the model. The method comprises the following measuring steps such as comprises model establishment, model verification, model application and the like. The method is easy to operate, is quick, does not require complex sample preprocessing, has high precision and low instrument cost, and is a ...

Multimodal medical image registration method

The invention provides a multimodal medical image registration method. On the basis of virtual simulation, the method includes the steps: S11, respectively acquiring an MRI (magnetic resonance imaging) image and a real ultrasound image; S12, performing manual threshold segmentation on the MRI image to obtain corresponding histograms of tissue and organs; S13, determining an impedance value of each of the tissue and organs according to the histograms; S14, utilizing the impedance values for performing simulation computation on the ultrasound image to obtain a virtual simulated ultrasound image; S15, performing similarity measurement on the virtual simulated ultrasound image and the real ultrasound image to obtain a measured value; S16, optimizing parameters in the step S14 until the measured value reaches a set threshold range, and finishing image registration accordingly. The multimodal medical image registration method can convert multimodal image registration into image registration in ...

Surgical navigation system and method

The invention relates to a surgical navigation system. The surgical navigation system comprises a mechanical arm, a mechanical arm controlling device for controlling the mechanical arm, an ultrasonic probe arranged on the mechanical arm, and a computer for controlling the mechanical controlling device and the ultrasonic probe, wherein the mechanical arm is used for holding the ultrasonic probe; the mechanical arm controlling device is provided with a movement controlling card; the computer is provided with an ultrasonic image capturing card; the ultrasonic probe is in communication connection with the computer through the ultrasonic image capturing card; and the mechanical arm is in communication connection with the computer through the movement controlling card. The invention also provides a surgical navigation method. The surgical navigation system and method are capable of enhancing the precision of positioning and tracking of the ultrasonic probe in surgery, alleviating the working ...

Stacked package and manufacturing method thereof

The invention discloses a stacked package and a manufacturing method thereof. The method comprises the following steps of: forming a package structure; providing a first substrate, wherein the first substrate comprises a first surface and a second surface opposite to the first surface; configuring a chip on the first surface of the first substrate; configuring a plurality of conductive balls on the first surface of the first substrate; forming a package body for wrapping the first surface of the first substrate, the chip and the conductive balls, wherein the package body is provided with a plurality of openings and expose the conductive balls; forming a second substrate comprising a lower surface and an upper surface which are opposite to each other; forming a first dielectric surface on which a plurality of conductive columns protrude a dielectric structure; forming a second dielectric surface on which a plurality of conductive contacts expose the dielectric structure, wherein the first ...

Preparation method of curcumin derivatives, and antitumor drug

The invention discloses a preparation method of curcumin derivatives, and an antitumor drug. The preparation method comprises the steps of: weighing curcumin to be dissolved into methanol-chloroform mixture solution, and dropwise adding hexahydropyridine as a catalyst; dropwise adding furan formaldehyde methanol solution under stirring, reacting at room temperature, and standing; filtering to retain precipitation product, washing with petroleum ether to remove unreacted active ingredients, and drying; concentrating the filtered mother liquor, washing the reaction liquid with water, separating out the product, filtering to obtain precipitation, washing with petroleum ether, filtering and drying; combining to obtain the product, placing the chloroform-methanol mixture solution for recrystalization, and drying the product to be constant-weight. The new curcumin derivatives synthesized by structure improvement of two curcumin derivatives: 4-(2-fural) curcumin and hydrazinobenzoic acid curcumin ...

Method for testing aluminum element content in aluminum gallium and nitrogen wafer epitaxial layer

The invention belongs to the technical field of metering test and relates to the technical field of chemical ingredient content test. The invention relates to a method for testing the aluminum element content in an aluminum gallium and nitrogen wafer epitaxial layer. A molten sodium hydroxide is adopted for etching the aluminum gallium and nitrogen wafer epitaxial layer for many times, etched samples are neutralized by hydrochloric acid, strong acid solution of aluminum elements is formed, the spectrophotometry is adopted for measuring the absorbance of the aluminum element of the etching liquid and chromazurine S color developing solution at a 546nm position, the aluminum element concentration of the sample solution can be obtained through the relationship between the standard solution absorbance and the aluminum element concentration, then, the aluminum content in the wafer epitaxial layer can be obtained according to the measured aluminum element concentration, and a deep ultraviolet ...

Display Terminal

A display terminal includes a polarizer and a display screen located below the polarizer, where a gap is formed between the polarizer and the display screen. When the display terminal is in an environment with a high light intensity, light passes through the polarizer and enters the display screen. Since the polarizer is dark, in the propagation of the light, the polarizer and the display screen reflect the light incident on their surfaces, and the polarizer absorbs a part of the light incident on its surface and also the light reflected to it by the display screen. When the display terminal does not operate, the screen of the display terminal tends to be black and will not produce glare due to less reflected light. 1. A display terminal , comprising a polarizer and a display screen located below the polarizer , wherein a gap is formed between the polarizer and the display screen.2. The display terminal according to claim 1 , wherein the display terminal comprises an upper case and a rear cover located at both sides of the display screen respectively claim 1 , the upper case comprises a hollow area and a frame surrounding the hollow area claim 1 , and the polarizer is directly attached to a surface of the frame facing the display screen.3. The display terminal according to claim 1 , wherein the display terminal further comprises a touch screen located at a side of the display screen disposed with the polarizer.4. The display terminal according to claim 3 , wherein the polarizer is located between the touch screen and the display screen claim 3 , the polarizer is directly attached to the touch screen claim 3 , and a bonding layer is provided between the polarizer and the display screen.5. The display terminal according to claim 3 , wherein the polarizer is located above the touch screen claim 3 , the polarizer is directly attached to the touch screen claim 3 , and a bonding layer is provided between the touch screen and the display screen.6. The display terminal ...

IMAGE PROCESSING METHOD AND APPARATUS, ELECTRONIC DEVICE, AND STORAGE MEDIUM

An image processing method is performed by an electronic device, the method including: obtaining, according to a quantity of pixels whose color feature values fall within color feature intervals in an original image, a first histogram corresponding to the original image; obtaining, according to a quantity of pixels whose color feature values fall within the color feature intervals in an upsampled image of the original image, a second histogram corresponding to the upsampled image; respectively determining, according to the first histogram and the second histogram, target color feature intervals matching the color feature intervals in the second histogram; and processing, according to the target color feature intervals matching the color feature intervals in the second histogram, the color feature values of the pixels falling within the color feature intervals in the upsampled image, to obtain a target image.

Heat Sink And Housing Assembly

A heat sink includes a heat sink body having a plurality of stacked fins and a mounting base. The mounting base has a first heat dissipation plate and a second heat dissipation plate. A first surface of the first heat dissipation plate is connected to a bottom of the heat sink body. The second heat dissipation plate is mounted on a second surface of the first heat dissipation plate opposite to the first surface. 1. A heat sink , comprisinga heat sink body having a plurality of stacked fins; anda mounting base including a first heat dissipation plate, a first surface of the first heat dissipation plate connected to a bottom of the heat sink body, and a second heat dissipation plate mounted on a second surface of the first heat dissipation plate opposite to the first surface.2. The heat sink of claim 1 , wherein the first heat dissipation plate and the second heat dissipation plate are each rectangular.3. The heat sink of claim 2 , wherein a length of the second heat dissipation plate is less than a length of the first heat dissipation plate.4. The heat sink of claim 2 , wherein a width of the second heat dissipation plate is less than a width of the first heat dissipation plate.5. The heat sink of claim 1 , wherein the second heat dissipation plate is attached to the second surface by a plurality of rivets.6. The heat sink of claim 1 , wherein the second heat dissipation plate is welded on the second surface.7. The heat sink of claim 1 , wherein the second heat dissipation plate contacts an electronic module and transfers a heat generated by the electronic module to the heat sink body.8. The heat sink of claim 1 , wherein at least one of an upper edge and a lower edge of each of the stacked fins has a folded edge.9. The heat sink of claim 8 , wherein the stacked fins are connected in sequence by the folded edge of each of the stacked fins.10. The heat sink of claim 8 , wherein the lower edge of each of the stacked fins has a tab extending downward.11. The heat sink ...

METHOD AND DEVICE FOR REALIZING AUTOMATIC CALL TRANSFER IN A DUAL SIM DUAL STANDBY MOBILE PHONE

A method and a device for realizing automatic call transfer in a Dual SIM Dual Standby mobile phone, which relate to monitoring a data storing process of a SIM card of a mobile phone during the operation of the mobile phone; acquiring the type of the first SIM card that functions as a main card currently when a trigger instruction for switching the data storage location is detected; acquiring a signal strength of a network supported by the current first SIM card functioning as a secondary card according to the type of the first SIM card; and judging whether the signal strength of the network is greater than a preset threshold, performing a data storage location switching operation, and setting call transfer for the first SIM card that functions as the secondary card after switching when the signal strength is no greater than the preset threshold. 1. A method for realizing automatic call transfer in a Dual SIM Dual Standby mobile phone applied to a device , comprising the steps of:monitoring a data storing process of a SIM card of a mobile phone during the operation of the mobile phone;acquiring the type of the first SIM card that functions as a main card currently when a trigger instruction for switching the data storage location is detected;acquiring a signal strength of a network supported by the current first SIM card functioning as a secondary card according to the type of the first SIM card; andjudging whether the signal strength of the network supported by the current first SIM card functioning as the secondary card is greater than a preset threshold, performing a data storage location switching operation, and setting call transfer for the first SIM card that functions as the secondary card after switching when the signal strength is no greater than the preset threshold.2. The method according to claim 1 , wherein claim 1 , after the step of acquiring the type of the first SIM card that functions as a main card currently claim 1 , the method further comprises: ...

Intelligent playback method for video records based on a motion information and apparatus thereof

The present invention relates to data application technologies in the field of video surveillance, and discloses an intelligent playback method for video records based on a motion information and an apparatus thereof. The method comprises the following steps: searching for all motion detection additional information conforming to a time period of a playback request in a hard disc, and storing the motion detection additional information as a motion information in a motion information linked list in terms of a time sequence; obtaining a current playback mode and a current playback time, and looking up a nearest motion information under the current playback mode and the current playback time from the motion information linked list; matching the found nearest motion information with the current playback time; controlling a playback speed according to a matching result, so as to implement an automatic control of an intelligent playback speed. A real-time, automatic, continuous control of a playback speed can be implemented by repeating performing the above steps, so that automatically adjusting to a normal playback speed when there is motion data and automatically adjusting to a rapid playback when there is no motion data are implemented, and a playback time of video records can be reduced.

DATA BUFFERING METHOD, NETWORK DEVICE, AND STORAGE MEDIUM

Embodiments of the present disclosure provide a data buffering method. In the method, a network device obtains multimedia data and network characteristic information of a communications network. The communications network includes a first communications network or a second communications network, the first communications network is configured to transmit the multimedia data to the network device, and the second communications network is configured to transmit the multimedia data to a terminal device. A target data volume corresponding to the terminal device is determined at least based on the network characteristic information of the first communications network and/or the second communications network. First buffered data representing the multimedia data is determined based on the obtained multimedia data and has the target data volume. The first buffered data is sent to the terminal device by using the second communications network. A data volume of the first buffered data matches the network characteristic information. 1. A data buffering method , comprising:obtaining, by a network device, multimedia data and network characteristic information of a communications network, the communications network including a first communications network or a second communications network, the first communications network being configured to transmit the multimedia data from a host device or a source site to the network device, and the second communications network being configured to transmit the multimedia data from the network device to a terminal device;determining, at least based on the network characteristic information of the communications network, a target data volume corresponding to the terminal device;determining, based on the transmitted multimedia data, a first buffered data representing the multimedia data, the first buffered data having the target data volume; andsending the first buffered data to the terminal device by using the second communications network.2. ...

Compositions for multilayer coating and resins therefore

Capacitive voltage divider

A socket. The socket comprises: a housing (210) and a plug-in piece (220), jacks being provided on at least one side face of the housing (210), a chuck conducting plate (212) being provided inside the housing (210), at least two elastic conductor contacts (222) being arranged on the surface of the plug-in piece (220), the elastic conductor contacts (222) being used for conducting a power supply, and the plug-in piece (220) being arranged outside the housing (210). A connecting trough (610) is provided on the back of the housing (210), internal contacts (611) are provided in the connecting trough (610), and the internal contacts (611) conduct with the chuck conducting plate (212); the plug-in piece (220) comprises a connector (223), the connector (223) is provided with external contacts (630), and the external contacts (630) conduct with the elastic conductor contacts (222); and the connector (223) can be inserted into the connecting trough (610). A recovery groove (620) is provided on the back of the housing (210), and the plug-in piece (220) is stuck onto the back of the housing (210) after the connector (223) is inserted into the recovery groove (620).

Compositions for multilayer coating and resins therefore

A 2K basecoat clearcoat system includes a solvent borne basecoat having a low Tg branched polyester polyol, optionally, a high Tg, high molecular weight thermoplastic resin, and a hardener that includes an isocyanate functional material suitable for crosslinking the polyester polyol, and optional thermoplastic resin. The solvent borne clearcoat composition includes a low Tg linear or branched polyester polyol, at least one other multi-functional polyol, and an isocyanate functional material suitable for crosslinking the polyester and multi-functional polyols.

Compositions for multilayer coating and resins therefor

A 2K basecoat clearcoat system includes a solvent borne basecoat having a low Tg branched polyester polyol, optionally, a high Tg, high molecular weight thermoplastic resin, and a hardener that includes an isocyanate functional material suitable for crosslinking the polyester polyol, and optional thermoplastic resin. The solvent borne clearcoat composition includes a low Tg linear or branched polyester polyol, at least one other multi-functional polyol, and an isocyanate functional material suitable for crosslinking the polyester and multi-functional polyols.

Capacitive voltage divider

A capacitive voltage divider, comprising an upper flange (4) disposed at the top of a fiberglass sleeve pipe (5) and a lower flange (12) disposed at the bottom of the fiberglass sleeve pipe; a high voltage electrode (6) disposed inside the fiberglass sleeve pipe (5) and connected to the upper flange (4), and a low voltage electrode (9) disposed inside the fiberglass sleeve pipe (5) and connected to the lower flange (12) via an insulation material plate (11).

Coating process and composition for same

There is disclosed a composition for forming a protective coating upon a substrate. The composition has been found particularly useful for forming a protective coating upon components of automotive vehicles, such as a bedliner for a pick-up truck. The composition may include, without limitation, an isocyanate component and an amine component and optionally includes one or more of a catalyst, stabilizer, pigment, fire retardant or other additives. In one aspect, the composition is applied with a system (10) having a supply (12) of the isocyanate component and a supply (14) of the amine component resin, and a metering system (20) for dispensing through a nozzle (30) or spray (34).

Compositions for multilayer coating and resins therefore

COMPOSITIONS FOR MULTILAYER COATING AND RESINS A 2K basecoat clearcoat system includes a solvent borne basecoat having a low Tg branched polyester polyol, optionally, a high Tg, high molecular weight thermoplastic resin, and a hardener that includes an isocyanate functional material suitable for crosslinking the polyester polyol, and optional thermoplastic resin. The solvent borne clearcoat composition includes a low Tg linear or branched polyester polyol, at least one other multi-functional polyol, and an isocyanate functional material suitable for crosslinking the polyester and multi-functional polyols.

Coating process and composition for same

There is disclosed a composition for forming a protective coating upon a substrate. The composition has been found particularly useful for forming a protective coating upon components of automotive vehicles, such as a bedliner for a pick-up truck. The composition may include, without limitation, an isocyanate component and an amine component and optionally includes one or more of a catalyst, stabilizer, pigment, fire retardant or other additives.

Sprayable vehicle bedliner compositions and methods of application

A polyurethane coating composition, sprayable onto a substrate by means of conventional spray equipment at pressures of less than about 100 psi and at temperatures of between ambient to about 50°C, in one or more layers to a film thickness of up to about 30 mils, comprises a resin component having hydroxyl functionality, which may be substantially free of amine functionality, an isocyanate functional curing component, an organotin catalyst, and a catalyst inhibiting amount of a volatile organic acid. The composition may optionally include a fibrous reinforcing material, and a colorant. Advantageously, the coating compositions of the present invention provide polyurethane films having excellent physical properties, solvent and UV resistance, and adhesion to clear coated substrates without the need for adhesion promoting primer coats or chemical pretreatments. The compositions are particular useful to form sprayable vehicle bedliners.

Video encoding and decoding for cloud gaming

A video encoding method of a cloud game is provided. Network bandwidth information of a video playback terminal is determined. Decoding computing power information of the video playback terminal is determined. At least one encoding parameter of a video of the cloud game is dynamically adjusted based on (i) the network bandwidth information and (ii) the decoding computing power information. The network bandwidth information and the decoding computing power information indicate a playback environment of the video of the cloud game. The video of the cloud game is encoded based on the at least one encoding parameter.

Image processing method and apparatus, device, and medium

An image processing method is provided. In the method, a target video frame set is acquired from video data of a plurality of video frames. The target video frame set includes a subset of the video frames that is selected based on characteristics of the subset of the video frames. A global color feature of a reference video frame is acquired. An image semantic feature of the reference video frame is acquired. An enhancement parameter of the reference video frame is acquired for each of at least one image information dimension according to the global color feature and the image semantic feature. Image enhancement is separately performed on the video frames in the target video frame set according to each enhancement parameter of the reference video frame to obtain target image data for each of the video frames in the target video frame set.

Beschichtungsverfahren und zusammensetzung

Video encoding and decoding for cloud gaming

A video encoding method of a cloud game is provided. Network bandwidth information of a video playback terminal is determined. Decoding computing power information of the video playback terminal is determined. At least one encoding parameter of a video of the cloud game is dynamically adjusted based on (i) the network bandwidth information and (ii) the decoding computing power information. The network bandwidth information and the decoding computing power information indicate a playback environment of the video of the cloud game. The video of the cloud game is encoded based on the at least one encoding parameter.

Eisenbahnkran für einen gleisübergreifenden Betrieb auf einer Hochgeschwindigkeitsstrecke

Eisenbahnkrananordnung für einen gleisübergreifenden Betrieb auf einer Hochgeschwindigkeitsstrecke, umfassend:einen Eisenbahnkran,eine besondere Aufhängevorrichtung (10),einen Plattformwagen,einen Abstützwagen (9), undeinen Querverfahrmechanismus (4);wobei der Eisenbahnkran einen Oberwagen und einen Unterwagen umfasst; wobei der Oberwagen einen Drehteller (2), eine Schwenkvorrichtung, einen Teleskopausleger (3) und ein einziehbares Gegengewicht (1) umfasst; wobei der Unterwagen ein Fahrwerk (6), eine Kranabstützung (7), eine Hilfsabstützung (8) und ein Drehgestell (5) umfasst;wobei ein Haken des Teleskopauslegers (3) des Eisenbahnkrans über einen Stift mit einem Aufhängeträger der besonderem Aufhängevorrichtung (10) verbunden ist;wobei an dem Fahrwerk des Unterwagens vier Kranabstützungen (7) angeordnet sind und Betriebsabstützungen des Eisenbahnkrans darstellen; wobei jede Kranabstützung (7) einen Hebezylinder umfasst; wobei ein Kugelgelenkaufbau eine Kugel, die an einem unteren Ende des Hebezylinders angeordnet ist, umfasst; und wobei die Kugel an dem unteren Ende des Hebezylinders der Kranabstützung in einer Kugelgelenkverbindung mit einer Kugelgelenkpfanne steht, die an einem Längsbalken des Abstützwagens (9) angeordnet ist;wobei vier Auflagerungs-Plattformwagen, die in zwei Paare gruppiert sind, symmetrisch auf den beiden Gleisen vor und hinter dem Kran angeordnet sind;dadurch gekennzeichnet, dassder Querverfahrmechanismus (4) eine Querverfahrschiene (4-4), einen Querverfahrwagen (4-1), einen Querverfahrzylinder (4-2) und eine Selbstsperrvorrichtung (4-3) umfasst; wobei zwei Querverfahrmechanismen (4) jeweils über Querverfahrschienen (4-4) quer verlaufend auf entsprechenden Paaren von Abstützwagen (9) angeordnet sind; wobei der Querverfahrwagen (4-1) auf der Querverfahrschiene (4-4) angeordnet ist; wobei der Querverfahrwagen (4-1) einen Oberwagen umfasst, der zwei Kugelgelenkpfannen umfasst; wobei die Kugelgelenkpfanne mit einer Kugel eines Kugelgelenkaufbaus, ...

Eisenbahnkran für einen gleisübergreifenden Betrieb auf einer Hochgeschwindigkeitsstrecke

Die Erfindung betrifft einen Eisenbahnkran für einen gleisübergreifenden Betrieb auf einer Hochgeschwindigkeitsstrecke, der zu dem Gebiet von Kränen gehört, und genauer einen Kran, der auf Hochgeschwindigkeitsstrecken auf den Schienen transportiert verwendet wird. Querverfahrmechanismen sind auf Abstützwagen angeordnet und stehen über Hilfsabstützungen mit dem Kran in Verbindung; Hebezylinder der Hilfsabstützungen heben den Kran von seinem ursprünglichen Gleis, wonach sich der Querverfahrmechanismus an einen Mittelbereich zwischen den beiden Gleisen bewegt. Die Hilfsabstützungen ziehen sich zurück, um zwei Sätze von Querverfahrmechanismen zusammen mit den Abstützwagen zu einer Bewegung zu einer Mitte des Krans zu bringen, bis sich die Hilfsabstützungen vollständig zurückziehen. Der Kran fährt vier Kranabstützungen aus und ordnet Kugeln von Hebezylindern der Kranabstützungen in Kugelgelenkpfannen, die auf Längsbalken der Abstützwagen angeordnet sind, an; dadurch wird die auf das ursprüngliche einzelne Gleis ausgeübte Kraft auf die zwei Gleise verteilt, und wird das gleisübergreifende Aufhängen auf einer Hochgeschwindigkeitsstrecke erzielt, und werden die Sicherheitsanforderungen in Bezug auf große Tonnagen, die auf Gleiskörpern und Brückenböden eines erhöhten Hochgeschwindigkeitsstrecken-Brückenabschnitts hängen, erfüllt.

Video encoding method, video decoding method, apparatus, electronic device, storage medium, and computer program product

Heat sink and housing assembly

A heat sink includes a heat sink body having a plurality of stacked fins and a mounting base. The mounting base has a first heat dissipation plate and a second heat dissipation plate. A first surface of the first heat dissipation plate is connected to a bottom of the heat sink body. The second heat dissipation plate is mounted on a second surface of the first heat dissipation plate opposite to the first surface.

Data processing method and apparatus, device, and readable storage medium

A data processing method includes: obtaining media data and a first service scenario type to which the media data belongs; obtaining, according to mapping relationships between at least two coding configuration templates in a configuration template set and at least two service scenario types, a first coding configuration template corresponding to the first service scenario type; determining a frame coding parameter of the media data according to the first coding configuration template; and coding the media data according to the determined frame coding parameter to obtain first media data.

Data retransmission processing method and apparatus, computer device, and storage medium

Data buffering method, network device, and storage medium

Image processing method, apparatus, electronic device, and storage medium

Provided is an image processing method, comprising: according to the quantity of pixels in an original image whose color feature value falls within each color feature interval, obtaining a first histogram corresponding to the original image; according to the quantity of pixels in an up-sampled image of the original image whose color feature value falls within each color feature interval, obtaining a second histogram corresponding to the up-sampled image; according to the first histogram and the second histogram, determining a target color feature interval matched by each color feature interval in the second histogram; according to the target color feature interval matched by each color feature interval in the second histogram, processing the color feature values of pixels which fall into each color feature interval in the up-sampled image to obtain a target image.

Coal crushing device for conveyor and underground coal conveying system

Epoxy primer in a coatings system

Provided herein is an epoxy primer comprising: 1) a first component comprising: a) an epoxy resin blend comprising at least one bisphenol resin; b) at least one epoxy silane; c) magnesium oxide; and d) lithium manganese oxide, lithium phosphate, lithium carbonate, lithium molybdate, or combinations thereof; and 2) a second component comprising: a) at least one phenalkamine; b) at least one amine curing agent; and c) at least one silane monomer, at least one silane oligomer, at least one siloxane resin, or combinations thereof. Also described is a method of making the epoxy primer and a coatings system comprising the epoxy primer.

Blockchain-based transaction processing method, client, processing terminal and system

Video encoding method and apparatus, electronic device, and storage medium

The present application provides a video encoding method and apparatus, an electronic device, and a storage medium. The method comprises: encoding a first image frame in a video clip to be encoded into a video key frame; and for a plurality of image frames after the first image frame, respectively performing the following operations in sequence: if it is determined that a network condition of a receiving end meets a transceiving condition, encoding, on the basis of a frame type corresponding to a current image frame to be encoded in a first encoding structure, the current image frame to be encoded; and if it is determined that the network condition does not meet the transceiving condition, encoding, on the basis of a frame type corresponding to the current image frame to be encoded in a second encoding structure, the current image frame to be encoded; wherein the number of bidirectionally predictive-coded frames in the second encoding structure is less than the number of the bidirectionally predictive-coded frames in the first encoding structure.

Video encoding method and apparatus, electronic device, and storage medium

A method includes encoding a first picture frame in a video clip as a video key frame, and encoding a plurality of picture frames after the first picture frame according to an encoding order. For a current picture frame, if it is determined that a network status of a receiving end satisfies transmitting and receiving conditions, the current picture frame is encoded based on a corresponding frame type of the current picture frame in a first encoding structure, and if it is determined that the network status does not satisfy the transmitting and receiving conditions, the current picture frame is encoded based on a corresponding frame type of the current picture frame in a second encoding structure. A quantity of bidirectional predicted frames in the second encoding structure is smaller than that in the first encoding structure.

Gleisübergreifender Gerüstaufbau für einen Eisenbahnrettungskran

Ein gleisübergreifender Gerüstaufbau für einen Eisenbahnrettungskran umfasst eine lasttragende Gerüstgruppe. Jede lasttragende Gerüstgruppe umfasst zwei Gleisauflagen und einen lasttragenden Querträger. Ein Hebearm der Gleisauflage ist über einen mit einer Furche versehenen Schuh an einer Schiene befestigt, und der lasttragende Querträger steht über ein Abstützungsgleitelement in einer Kugelgelenkverbindung mit einer Kranabstützung. Der lasttragende Querträger steht über einen Schlitten des lasttragenden Querträgers in einer Gelenkverbindung mit einer Drehgelenkbasis, die an einem oberen Teil der Gleisauflage eingerichtet ist, um zu gestatten, dass zwei Enden des lasttragenden Querträgers relativ zu der Gleisauflage gleiten können oder durch einen Lagerzapfen positioniert werden. Nachdem die beiden Enden des lasttragenden Querträgers und die Gleisauflagen an beiden Seiten reguliert und positioniert wurden, sind die Kranabstützungen stabil auf dem gleisübergreifenden Gerüst angeordnet. Die Erfindung kann die konzentrierte Kraft, die auf den Brückenaufbau ausgeübt wird, durch ihren einfachen Aufbau wirksam zu dem Gleis übertragen und schnell in das Einsatzgebiet gelangen und die Rettungsmission durch einen vereinfachten Betriebsvorgang durchführen, wodurch die Arbeitseffizienz und die Fähigkeit zur Anpassung an die Betriebsumgebung des Krans wirksam verbessert werden.

用于织造间隔式弹性织物的设备

本实用新型公开一种用于织造间隔式弹性织物的设备，包括有提综装置、经纱装置、弹性纱装置、快慢可变式纬纱装置、可调式出带装置、速度可调式弹性纱送纱装置以及PLC变频装置；该经纱装置、弹性纱装置和快慢可变式纬纱装置分布在提综装置的输入端外侧，该可调式出带装置分布在提综装置的输出端外侧，该速度可调式弹性纱送纱装置位于提综装置和弹性纱装置之间。通过配合设置各个装置，并配合利用PLC变频装置控制提综装置、快慢可变式纬纱装置、可调式出带装置和速度可调式弹性纱送纱装置，根据需求来设定织物之弹性段与非弹性段间隔距离的长短，以此来满足不同的需求，大大节约了连接花费的时间和精力。

Method for predicting and optimizing rate of penetration (rop) for oil and gas drilling based on bayesian optimization

A method for predicting and optimizing an ROP for oil and gas drilling based on Bayesian optimization includes: acquiring raw drilling data according to a preset sampling period, constructing an initial sample data set based on the raw drilling data, constructing an ROP prediction model based on the initial sample data set, and predicting an ROP at a next sample point through a Gaussian process regression based on the ROP prediction model. The present invention realizes rapid analysis of historical drilling data and accurate prediction of an ROP range at a sample point in a feasible domain. The method can obtain an optimized ROP and an optimized engineering parameter through Bayesian optimization, and obtain an engineering parameter corresponding to an optimal ROP. The method has few restrictions on the drilling engineering parameter and the raw formation parameter, improves prediction accuracy, and avoids the problem of blurred parameter value boundaries.

Blockchain-based transaction processing method, client, processing terminal and system

Disclosed are a blockchain-based transaction processing method, a client, a processing terminal and system. The method includes: entering a live broadcast interface according to a trigger operation acting on a live broadcast link, and acquiring a user identity; acquiring order information associated with the user identity based on the live broadcast interface; determining multimedia data associated with the order information; and sending the order information and the multimedia data to each node of the blockchain network for recording.

Blockchain-based transaction processing method, client, processing terminal and system

Disclosed are a blockchain-based transaction processing method, a client, a processing terminal and system. The method includes: entering a live broadcast interface according to a trigger operation acting on a live broadcast link, and acquiring a user identity; acquiring order information associated with the user identity based on the live broadcast interface; determining multimedia data associated with the order information; and sending the order information and the multimedia data to each node of the blockchain network for recording.

Live Streaming Media

A live streaming media data processing method is provided, performed by a computer device, and including: caching live streaming media source data, and slicing the cached live streaming media source data based on a preset slicing granularity in response to a streaming media duration of the cached live streaming media source data reaching a target caching duration, to obtain a plurality of independently codable streaming media segments, a numerical value of the target caching duration being greater than a numerical value of the preset slicing granularity; performing, by using at least two coding servers, parallel coding on the streaming media segments obtained through the slicing, to obtain respective coded video data of the coding servers, an overall code rate of the at least two coding servers being not less than a frame rate of the live streaming media source data; and merging the respective coded video data of the coding servers to obtain coded live streaming media data configured for transmission to a live streaming client.

Video processing method and related apparatus

A video processing method includes: obtaining N video frame sequences of an input video, each video frame sequence comprising at least one video frame image, and N being an integer greater than 1; obtaining an ith video frame sequence and an adjacent (i−1)th video frame sequence from the N video frame sequences, i being an integer greater than 1; obtaining a first video frame image from the ith video frame sequence, and obtaining a second video frame image from the (i−1)th video frame sequence, the first video frame image corresponding to a first image attribute, and the second video frame image corresponding to a second image attribute; obtaining first computing power corresponding to encoding of the (i−1)th video frame sequence; and determining an encoding parameter of the ith video frame sequence according to at least one of the first computing power, the first image attribute, and the second image attribute.

Imprimador epoxi en un sistema de recubrimientos.

En la presente descripción se proporciona un imprimador epoxi que comprende: 1) un primer componente que comprende: a) una mezcla de resina epoxi que comprende al menos una resina de bisfenol; b) al menos un epoxi silano; c) óxido de magnesio; y d) óxido de litio y manganeso, fosfato de litio, carbonato de litio, molibdato de litio, o combinaciones de estos; y 2) un segundo componente que comprende: a) al menos una fenalcamina; b) al menos un agente de curado de amina; y c) al menos un monómero de silano, al menos un oligómero de silano, al menos una resina de siloxano, o combinaciones de estos. También se describe un método para elaborar el imprimador epoxi y un sistema de recubrimientos que comprende el imprimador epoxi.

High-definition road map generation method, apparatus and device, and storage medium

Disclosed are a method for generating a high-precision road map, a high-precision road map generation device, equipment and a storage medium. The method includes: based on a constant temperature control system, collecting a plurality of road information to be processed by different sensors (S10), so that the different sensors can all operate at a suitable temperature and are not affected by the environment; performing feature extraction on the plurality of the road information to be processed, and obtaining road feature information (S20); and connecting a mileage meter by a vehicle controller area network port or a related domain controller to obtain mileage information of the vehicle and posture control information of the vehicle, and predicting the posture of the vehicle to provide auxiliary information for an inertial system, and finally generating a high-precision road map according to the road feature information, vehicle body posture control information of a vehicle and mileage information (S30).

Epoxy primer in a coatings system

Provided herein is an epoxy primer comprising: 1) a first component comprising: a) an epoxy resin blend comprising at least one bisphenol resin; b) at least one epoxy silane; c) magnesium oxide; and d) lithium manganese oxide, lithium phosphate, lithium carbonate, lithium molybdate, or combinations thereof; and 2) a second component comprising: a) at least one phenalkamine; b) at least one amine curing agent; and c) at least one silane monomer, at least one silane oligomer, at least one siloxane resin, or combinations thereof. Also described is a method of making the epoxy primer and a coatings system comprising the epoxy primer.

Method for generating high-precision road map, high-precision road map generation device, equipment and storage medium

Disclosed are a method for generating a high-precision road map, a high-precision road map generation device, equipment and a storage medium. The method includes: based on a constant temperature control system, collecting a plurality of road information to be processed by different sensors, so that the different sensors can all operate at a suitable temperature and are not affected by the environment; performing feature extraction on the plurality of the road information to be processed, and obtaining road feature information; and connecting a mileage meter by a vehicle controller area network port or a related domain controller to obtain mileage information of the vehicle and posture control information of the vehicle, and predicting the posture of the vehicle to provide auxiliary information for an inertial system, and finally generating a high-precision road map according to the road feature information, vehicle body posture control information of a vehicle and mileage information.

Radix ginseng and rhizoma coptidis effective component fast disintegrating oral tablets and effective component ratio screening method thereof

The invention provides radix ginseng and rhizoma coptidis effective component fast disintegrating oral tablets and an effective component ratio screening method thereof, and belongs to the technical field of traditional Chinese medicine research.

Electronic cigarette atomizer oiling and labeling device

This disclosure provides oil filling and labeling apparatuses for atomizers of electronic cigarettes, which include a rack provided with a table board. A material pick-up operation position, an oil filling operation position, an assembling operation position, a labeling operation position and a pressing operation position for silicon rubber sleeve are provided on the table board. The oil filling and labeling apparatuses for the atomizers of the electronic cigarettes further include a material loading mechanism, an oil filling mechanism, a mechanism for mounting oil-sealing ring, a mechanism for mounting end cap, an electric resistance detection mechanism, a first material rotation mechanism, a labeling mechanism, a second material rotation mechanism and a mechanism for pressing silicon rubber sleeve. The atomizer of the electronic cigarette is successively conveyed for processing among such mechanisms.