无线网络终端

电池包(方型106Ah)

水旱两用化粪池（环保）

化妆瓶（KT-002）

纹身笔

叶片泵（十一）

Pre-reinforcing pile wall supporting structure for excavation side slope

The invention discloses an excavation side slope pre-reinforcement pile wall supporting structure, and relates to the field of foundation pits. The excavation slope pre-reinforcement pile wall supporting structure comprises a surrounding pile, a plurality of supporting plates are welded to the inner wall of the surrounding pile, two transverse reinforcing strips and two longitudinal reinforcing strips are placed between the supporting plates and the inner wall of the surrounding pile, and connecting strips are arranged between the ends of the transverse reinforcing strips and the ends of the longitudinal reinforcing strips. Connecting mechanisms are arranged among the transverse reinforcing strips, the longitudinal reinforcing strips and the connecting strips, the transverse reinforcing strips, the longitudinal reinforcing strips and the connecting strips form a whole through the connecting mechanisms, and fixing mechanisms are arranged among the transverse reinforcing strips, the longitudinal ...

Steel material structural strength detection equipment

The invention relates to the technical field of steel structure detection, in particular to steel material structure strength detection equipment. The technical problems that the state of a bearing main cable steel wire rope of a field suspension bridge cannot be guaranteed, certain danger exists in manual detection, and a device is prone to collision due to the influence of airflow and is complex in stress are solved. According to the technical scheme, the steel material structural strength detection equipment comprises a supporting plate, an electric push rod, a first electric clamping jaw, a magnetic flux leakage detection device, a placement plate and the like; the supporting plate is fixedly connected with an electric push rod; the telescopic part of each electric push rod is fixedly connected with a first electric clamping jaw; the telescopic parts of the two electric push rods closest to the center of the supporting plate are jointly and fixedly connected with a placement plate.

Distributed dynamic adaptive multiple access method and readable storage medium

The invention discloses a distributed dynamic adaptive multiple access method and a readable storage medium. The method comprises the steps that a plurality of network nodes reserve the right to use a first resource block in a competition mode; if any network node successfully reserves the right to use the first resource block, the network node sends data in the first resource block in an exclusive mode without conflicts, and other network nodes send data in a second resource block by using the second resource block in a competition mode; and if the right to use the first resource block is not successfully reserved by any network node, the network node uses the first resource block to send data in the first resource block in a competition mode. According to the method disclosed by the invention, the resource utilization rate can be effectively improved; the problem of self-adaptive comprehensive use of direct competition transmission and reservation transmission is solved, so that the method ...

DIRECT-READING TYPE METERING DEVICE AND DIRECT-READING TYPE WATER METER

A direct-reading type metering device, comprising a digital counting wheel (3) connected with a rotary shaft (5), a micro-controller (7), an annular magnet (2) coaxially installed on the digital counting wheel (3), and a tunneling magneto-resistive angular displacement sensor (1) installed offset to the central axis of the annular magnet (2); the tunneling magneto-resistive angular displacement sensor (1) and the annular magnet (2) are separated by a certain distance in the direction parallel to the central axis of the annular magnet (2); the micro-controller (7) is connected to the tunneling magneto-resistive angular displacement sensor (1) to convert the output of the tunneling magneto-resistive angular displacement sensor (1) into a readable number. The device uses the tunneling magneto-resistive angular displacement sensor (1) to sense the phase of a rotary magnetic field generated by the rotation of the annular magnet (2) installed on the digital counting wheel (3), so as to enable ...

PACKING AND MOUNTING MECHANISM FOR ELECTRIC MOTOR IN SMALL AND MEDIUM-SIZED APPLIANCES

Disclosed is a packing and mounting mechanism for an electric motor in small and medium-sized appliances, the mechanism comprising a housing, an electric motor located inside the housing, and a motor seat supporting the electric motor, wherein at least one insulation cover is provided inside the housing, and the electric motor is axially arranged between the housing and the motor seat; a motor chamber for housing the electric motor is formed among the housing, the motor seat and the insulation cover, and an axial mating clearance extending in the axial direction is provided between the insulation cover and the motor seat; the axial mating clearance is internally provided with a first seal for axial mating, the first seal having an elastic bearing portion; and the cross-section of the elastic bearing portion is of a door-shaped structure, and the elastic bearing portion has an opening facing the axial direction of the electric motor. The packing and mounting mechanism provided by the present ...

DYNAMIC FLUID SHEAR TECHNOLOGY-BASED CELL-WALL BREAKING METHOD FOR SPIRULINA

Provided is a dynamic fluid shear technology-based cell-wall breaking method for spirulina, comprising the following steps: (1) sucking spirulina in the surface layer of a water body by means of a plurality of fixed vortex well spirulina obtaining devices provided in spirulina, and conveying the spirulina to a peak regulating tank through a closed pipeline, wherein the vortex well spirulina obtaining devices do not suck spirulina in the surface layer of the water body when the concentration of spirulina slurry in the closed pipeline is lower than a set concentration; (2) conveying the spirulina into an ultrasonic cell disruptor, shearing spirulina cells, and carrying out ultrasonic disruption; and (3) conveying the disrupted spirulina to a low-temperature centrifuge by means of a feeding pump for centrifugation to separate the spirulina from water, filtering by means of multiple layers of scrims, and extruding to obtain purple red juice, discharging spirulina residues through a discharging ...

BANDWIDTH CONTROL METHOD, IPTV TERMINAL DEVICE AND COMMUNICATION SYSTEM

A bandwidth control method, IPTV terminal device and communication system; on an IPTV terminal device in a home network, dynamically maintaining a bandwidth usage list of a home network bandwidth resources usage situation; the IPTV terminal device, before initiating an IPTV service needing to occupy bandwidth, acquires the bandwidth required by said IPTV service; on the basis of the locally maintained bandwidth usage list, calculating the current remaining bandwidth of the home network and determining whether same satisfies the required bandwidth of the IPTV service, and if so, then the bandwidth application of the IPTV service is successful and the service can be initiated; the IPTV terminal simultaneously updates the bandwidth usage list, and sends to other IPTV terminal devices in the home network a first bandwidth update notification used for notifying same to make the same update to the bandwidth usage list. Thus, when the IPTV terminal device in the home network needs to initiate ...

IDENTITY MANAGEMENT METHOD AND DEVICE FOR MOBILE TERMINAL

The present invention provides an identity management method and device for a mobile terminal. When an identity verification request from one of multiple application programs is received, the application program sending the identity verification request is identified, and a request message generated according to the identity verification request is sent to an identity verification server. When a return message from the identity verification server is received, an identity verification result obtained according to the return message is notified to all application programs in a relevant application program list to which the identified application program belongs. The technical solution of the present invention implements unified management of user identity information and user identity verification, reduces development and maintenance costs, improves the security of user accounts, and facilitates the user's operation.

METHOD FOR TESTING SENSITIVITY OF ULTRAVIOLET IMAGER, TESTING DEVICE THEREOF, AND STORAGE MEDIUM

A method for testing the sensitivity of an ultraviolet imager (7), a testing device thereof, and a storage medium in which a program used for executing the method for testing the sensitivity of an ultraviolet imager (7) is stored. The testing device is used for testing the sensitivity of the ultraviolet imager (7). The device comprises an integrating sphere (1), an iris diaphragm (2), and an attenuation sheet (3). The integrating sphere (1) is provided with a light inlet (11) and a light outlet (12). The light inlet (11) is used for receiving ultraviolet light emitted by a light source (8), and the light outlet (12) is used for outputting ultraviolet light having a uniform illuminance. The iris diaphragm (2) is disposed on the light inlet (11) of the integrating sphere (1) and is used for adjusting the light intensity of the ultraviolet light emitted by the light source (8). The attenuation sheet (3) is disposed at the light outlet (12) of the integrating sphere (1) and is used for attenuating ...

CONTINUOUSLY VARIABLE TRANSMISSION SYSTEM ACHIEVING MULTI-MODE SWITCHING OF HYBRID POWER

A continuously variable transmission system achieving multi-mode switching of hybrid power, comprising an input component (2), an output component (6), a clutch assembly, a brake (9-6), a hydraulic transmission assembly (4) and a planetary gear assembly, wherein the input component (2) is connected to the hydraulic transmission assembly (4), and the output component (6) is connected to the planetary gear assembly. The clutch assembly connects the input component (2) and the hydraulic transmission assembly (4) to the planetary gear assembly respectively. The brake (9-6) and the clutch assembly provide the transmission ratio of continuous advancing or retreating between the input component (2) and the output component (6). Hydraulic-mechanical transmission is converted into mechanical transmission by means of the linear increase or non-linear increase of the displacement ratio of the hydraulic transmission assembly (4). According to the present system, integrated control may be carried out ...

DEVICE, APPARATUS AND METHOD FOR IMPROVING OUTPUT SIGNAL POWER RANGE

Provided are a device, apparatus and method for improving an output signal power range. The device comprises: a judgement module which is used for judging whether the power of a signal to be output is located in a first power range or a second power range; a processing module which is used for conducting first power attenuation on input signals of the device and then dividing same into first power signals and second power signals according to a pre-set power allocation proportion; a first trigger generation module which is used for triggering to close a second channel if it is judged that the power of the signal to be output is located in the first power range, and generating the signal to be output after first processing is conducted on the first power signal; a second trigger generation module which is used for triggering to close a first channel if it is judged that the power of the signal to be output is located in the second power range, and generating the signal to be output after ...

A coding detonation control device

... 本发明公开了种编码起爆控制装置，包括地面系统和井下系统两部分，由电缆将两者连接。地面系统包括计算机和地面监控仪：地面监控仪是监控井下各级射孔器状态并实施选发射孔的专用硬件设备，在为井下系统提供工作电源的基础上建立可靠的通信，方面将计算机发出的控制指令转换为编码信号加载到电源线上向井下系统发出，另方面接收井下反馈的信息编码，编译后送计算机分析处理。井下系统由分别装在不同射孔器内的编码控制器组成。编码控制器接收分级射孔监控仪发出的指令信号，并执行相应的检测及点火等操作，同时对自身开关状态进行检测，并把检测结果经编码后发送回地面系统，且输出端能可靠起爆磁电雷管和EFI雷管。 ...

Method for quickly generating virtual human dynamic business card based on ultra-short video sample

The invention discloses a method for rapidly generating a virtual human dynamic business card based on an ultra-short video sample, and the method comprises the steps: carrying out the self-introduction audio synthesis based on a self-introduction text, and obtaining a voice stream file; reading a portrait video material stream from the ultrashort video sample file path and processing the portrait video material stream to obtain a face video unit file; extracting feature vectors of the five sense organs of the face video unit file to obtain feature vectors of the five sense organs of the face; generating a complete self-introduction video with consistent mouth shape and sound according to the voice stream file, the face video unit file and the feature vectors of the five sense organs of the face; adjusting the complete self-introduction video according to the business card template to obtain a self-introduction base video with the same size as the business card template; and covering the ...

Multifunctional cable trough blocking and protecting mechanism and control method

The invention discloses a multifunctional cable trough blocking and protecting mechanism and a control method, the multifunctional cable trough blocking and protecting mechanism comprises a scraper machine middle trough and a cable trough arranged on one side of the scraper machine middle trough, and a first baffle and a second baffle are arranged on the outer side walls of the two side walls of the cable trough respectively; the sides, facing the bottom end of the cable trough, of the first baffle and the second baffle are connected through a U-shaped frame, the U-shaped frame is in sliding connection with the cable trough, and a telescopic supporting assembly used for controlling the U-shaped frame to move in the vertical direction is arranged at the end, facing the cable trough, of the scraper middle trough. The system further comprises a camera monitoring part for monitoring the working face of the cable trough in real time, the camera monitoring part is connected with a ground video ...

Diketopyrrolopyrrole sulfonate compound as well as preparation method and application thereof

The invention discloses a diketopyrrolopyrrole sulfonate compound and a preparation method and application thereof. The structural formula of the compound is as shown in the following formula A or B. The average particle size of a sample of the diketopyrrolopyrrole sulfonate compound powder is smaller than 100 nm, and the diketopyrrolopyrrole sulfonate compound powder has good dispersing performance on pigment; and after the pigment is mixed with the DPP powder, the crystallinity of the original DPP powder is increased, crystal particles are finer and more concentrated, and the intermolecular acting force between the pigments is stronger, so that the generated dispersion effect is better.

Intelligent power grid big data analysis system

The invention relates to the technical field of power grid data analysis and processing, in particular to a smart power grid big data analysis system which comprises a data acquisition module, a data analysis module, a judgment module and a data storage module. According to the invention, the voltage value and the environmental parameter are collected, and the data are comprehensively calculated to obtain the power transmission evaluation value and the environmental evaluation value which are used as judgment criteria, so that the operation state of the power grid can be comprehensively evaluated from two aspects of dynamic parameters in the power grid and the surrounding environment of the power grid; according to the method, the actual environment where the power grid is located can be effectively determined by combining the historical operation data stored in the data storage module, so that the influence of the environment where the nodes are located on the analysis result is avoided ...

Radio and television camera shooting rail car

The radio and television camera shooting rail car comprises a car body and a lower shell fixed to the upper surface of the car body, an upper shell is connected to the upper end of the lower shell in a telescopic and inserted mode, and a position adjusting mechanism used for driving photographic equipment is arranged in the upper shell. The position adjusting mechanism comprises a rotating assembly used for driving the photographic equipment to revolve with the upper shell as the circle center, and a translation assembly used for driving the photographic equipment to move in the horizontal direction. By arranging the position adjusting mechanism, the photographic equipment can be conveniently driven to revolve with the upper shell as the circle center, and the photographic equipment can be driven to move in the horizontal direction through the same driving shaft; by arranging the lifting mechanism, the overall use height of the photographic equipment can be conveniently adjusted; and by ...

Bending rod assembly and dust collector

The bent rod assembly comprises a first rigid pipe, a second rigid pipe, a hose, a first connector and a second connector, the first rigid pipe is provided with a first pipe opening, the second rigid pipe is provided with a second pipe opening, one end of the hose penetrates into the first rigid pipe from the first pipe opening, and the other end of the hose penetrates into the second rigid pipe from the second pipe opening. The other end of the hose penetrates into the second rigid pipe from the second pipe orifice; the first connector is arranged on the first pipe opening, the second connector is arranged on the second pipe opening, the first connector is movably connected with the second connector, and wire structures used for installing wires are arranged in the first connector and the second connector. The invention further provides a dust collector comprising the bent rod assembly. According to the invention, the wire layout is simplified, and the service life of the wire is prolonged ...

Rail transit power supply equipment mounting device

The invention belongs to the technical field of rail transit equipment, and discloses a rail transit power supply equipment mounting device which comprises a base seat and a rail power supply body, a bottom plate is movably connected to the middle of an inner cavity of the base seat, spring telescopic rods are fixedly connected to the periphery of the bottom of the bottom plate, and a piston block is fixedly connected to the middle of the bottom of the bottom plate. Through cooperation of a piston block, a sealing square frame, a movable block, a clamping block and other structures, the device has the effects of facilitating installation of power supply equipment and improving the installation efficiency of the power supply equipment, a track power supply body is placed on the top of the bottom plate, then an operator presses the track power supply body downwards, the bottom plate can move downwards, and the power supply equipment can be installed conveniently. At the moment, the spring ...

Drainage device with low vibration noise

The invention relates to the technical field of drainage equipment, in particular to a low-vibration-noise drainage device which comprises a sound insulation shell, a buffer assembly is fixedly mounted on the lower end face of the sound insulation shell, a water suction pipe is communicated with the front side of the upper end face of the sound insulation shell, and a spherical filter head is communicated with one end of the water suction pipe; a motor is fixedly installed on the right rear side of the lower end face in the sound insulation shell. By arranging the buffering assembly and the sound insulation shell, the buffering assembly can achieve the buffering and damping effects on the whole equipment, so that the situation that the equipment shakes and then generates noise during operation is avoided, meanwhile, safety protection can be conducted on the equipment, and the situation that the service life of the equipment is affected by vibration is avoided; and secondly, due to the arrangement ...

Device for vertically drilling bottom of groove in side face of workpiece

A device for vertically drilling the bottom of a groove in the side face of a workpiece comprises a supporting arm, a clamping arm is arranged on the supporting arm in the length direction of the supporting arm in a sliding mode, a vertically-arranged motor is fixedly arranged at the end, away from the supporting arm, of the clamping arm, and a rotating shaft of the motor is fixedly connected with a vertically-arranged drill bit. Specifically, a sliding groove allowing the clamping arm to be embedded is formed in the upper surface of the supporting arm in the length direction of the supporting arm, a through installation groove is formed in the middle of the clamping arm in the length direction of the clamping arm, and at least one first bolt used for abutting against the bottom face of the sliding groove is arranged in the installation groove in a penetrating mode. Furthermore, one end, far away from the clamping arm, of the supporting arm is provided with a large round hole for a machine ...

A CHIP SLOT AND NETWORK SYSTEM

A chip slot (10) comprises: a slot (10), and a plurality of terminal groups (20) arranged in the slot (10). Terminals in each terminal group (20) comprise metal sheets (211) symmetrically arranged on two opposite inner side walls of the slot (10), and each metal sheet (211) has a bendable pin (212) extending outside the slot (10), wherein the bending direction of the bendable pins (212) of the terminals in each terminal group (20) is the same; any row of metal sheets (211) in any two adjacent terminal groups (20) follows the arrangement direction of the given row of metal sheets (211), and the bendable pins (212) of the metal sheets (211) in adjacent terminal groups (20) are alternately arranged on both sides of the metal sheets (211). The bendable pins (212) in one row of metal sheets (211) are bent towards two different directions, so as to increase the spacing between the bendable pins (212), thereby increasing an electric isolation effect between the bendable pins (212), reducing signal ...

METHOD, DEVICE AND SYSTEM FOR TRANSMITTING PTZ OPERATION INFORMATION

Disclosed are a method, device and system for transmitting PTZ operation information. The method comprises: a monitoring platform receives a video request sent by a monitoring terminal, and judges whether or not to send to the monitoring terminal PTZ operation information corresponding to video data; if yes, the monitoring platform acquires the PTZ operation information corresponding to the video data, and sends to the monitoring terminal the video data and the PTZ operation information, so that the monitoring terminal synchronously displays the PTZ operation information when playing the video data; and if no, the monitoring platform sends the video data to the monitoring terminal, without sending the PTZ operation information. According to the embodiments of the present invention, a monitoring platform can send video data and PTZ operation information to a monitoring terminal for synchronous display according to a judgment result, or does not send the PTZ operation information, thus solving ...

VARIABLE FREQUENCY AIR CONDITIONING LOAD-BASED POWER GRID REGULATION METHOD, DEVICE, AND STORAGE MEDIUM

Disclosed are a method for power grid regulation based on variable frequency air conditioning loads, a device, and a storage medium. The method comprises: establishing a regulation structure for a virtual synchronous motor according to a pre-established simulation mathematical model of the virtual synchronous motor; inputting power grid parameters that are acquired in real time into the regulation structure for computation so as to obtain a rotation speed variation reference value Δω and rotation angle frequency reference value ωref of a variable frequency air conditioner; adjusting a working point of the variable frequency air conditioner according to the rotation speed variation reference value Δω and rotation angle frequency reference value ωref of the variable frequency air conditioner.

PICTURE PLAYBACK METHOD AND APPARATUS, COMPUTER STORAGE MEDIUM, AND SET TOP BOX

The present invention provides a picture playback method and apparatus, a computer storage medium, and a set top box. The picture playback method comprises: when it is detected that a program stream of a current channel is played, obtaining an occupation condition of a hardware decoder resource; and in a first time period when the hardware decoder resource is fully occupied, if a picture playback instruction of the current program stream is received and the original hardware decoder resource is still occupied, processing the program stream, obtaining a picture, and playing the picture.

LIVER CANCER DIAGNOSIS MARKER AND USE THEREOF

Provided are a liver cancer diagnosis marker and use thereof. In particular, provided is the use of polypeptide A1 (CYP17A1) of the cytochrome p450 family, subfamily 17, in preparing a diagnostic reagent or reagent kit for liver cancer detection. Research shows that CYP17A1 expression in a liver cancer tissue is higher than that in normal tissue adjacent to the cancer, and that the CYP17A1 content in the serum of patients with liver cancer is substantially higher than that of the normal population. Hence, CYP17A1 can be used as a marker for liver cancer diagnosis, especially for serodiagnosis. Also provided are a corresponding detecting method and reagent kit.

POWER CONNECTOR AND POWER CONNECTION MODULE

A power connector and a power connection module, the power connector comprising a shell (11) and an insertion sleeve group (12) disposed in the shell (11), wherein a socket (13) is formed at one end of the shell (11) and is used for inserting a plug (2); the insertion sleeve group (12) comprises an internal insertion sleeve (121) and an external insertion sleeve (122); a slot (14) is formed in the internal insertion sleeve (121) and is opposite to the socket (13); the slot (14) is used for accommodating a front end part of the plug (2); the external insertion sleeve (122) is sleeved over a side wall of the internal insertion sleeve (121); when the plug (2) penetrates the socket (13) and is inserted into the slot (14), one end of the external insertion sleeve (122) near the socket (13) abuts against the side wall of the plug (2); and an abutting contact portion (1212) of the internal insertion sleeve (121) abuts against the side wall of the plug (2). The described power connector may be ...

扳手（内六角）

五花灌装机

洗衣机

失重式连续给料机

显示屏幕面板的监测图形用户界面

叶片泵（十二）

轮胎（D-7718）

静态转换开关（1）

瓶盖（KT-006）

Automatic cutting process for protecting zirconium tube corrosion sample

The invention discloses an automatic cutting process for protecting a zirconium tube corrosion sample. The process comprises the following steps: 1, sleeving a thermal shrinkage film on the outer wall of a zirconium tube, and heating; secondly, the zirconium pipe coated with the film is installed in a feeding mechanism to move to abut against a tool bit and is clamped; thirdly, the driven wheel is lifted; 4, driving the zirconium tube coated with the film to rotate, and flattening one end of the zirconium tube by using a tool bit; 5, driving the tool bit to advance; 6, driving the zirconium tube coated with the film to rotate, and cutting off the zirconium tube by using a tool bit; 7, resetting the tool bit; and 8, driving the cut-off film-coated zirconium pipe to move until the cut-off film-coated zirconium pipe abuts against the tool bit again and is clamped, and repeating the processes of lifting, flattening, advancing, cutting off and resetting to continuously obtain the cut-off zirconium ...

Intelligent diagnosis model construction method for faults of potentiostat of cathode protection system

The invention relates to an urban gas pipeline cathode protection system. The invention provides a cathode protection system potentiostat fault intelligent diagnosis model construction method, which comprises the steps of constructing a fault knowledge graph of a cathode protection system, structuring the fault knowledge graph, carrying out graph calculation by utilizing GCN, extracting spatial features of the graph as an input sequence, inputting the spatial features into a Transform model, calculating probability distribution of fault categories, and constructing a fault diagnosis model of the cathode protection system. And selecting the fault with the maximum probability as a prediction value, training the model, and stopping training until the prediction performance reaches a preset value, so that the model construction is completed. A time sequence diagram product neural network GCN is combined with a time sequence Transform network to carry out fault reasoning on a gas pipe network ...

Carbazole coupling compound as well as preparation method and application thereof

The invention discloses a carbazole coupling compound as well as a preparation method and application thereof, and the structure of the compound is shown in the following formula, n is an even number in integers from 0 to 20; x is selected from any one of F, Cl, Br and I. The carbazole coupling compound synthesized by the invention contains N dead center and can be more easily adsorbed on the surface of a copper layer, and the carbazole coupling compound has a large conjugate large plane, so that the carbazole coupling compound can have a larger coverage area on the surface of an electrode and can increase cathode polarization; and copper deposition is inhibited, so that deposited particles of electroplated metal are finer, a copper-plated layer obtains highly preferred crystal orientation, and reduction and deposition of copper ions are more effectively prevented. The carbazole coupling compound is adsorbed to a place with high current density in electroplating, and can be used as an electroplating ...

VIDEO MONITORING METHOD, DEVICE AND SYSTEM

Disclosed are a video monitoring method, device and system, which relate to the field of security protection and can achieve the partial enlargement of a moving object in a monitoring scenario. The method comprises: a client acquiring an intelligent analysis alarm and track information about at least one alarm trigger object, and adjusting the window layout of a user interface according to the intelligent analysis alarm, wherein the intelligent analysis alarm is triggered when the client, or a monitoring platform or a camera, determines that there is an invading object in a monitoring scenario by means of an intelligent analysis policy; and the client partially enlarges the at least one alarm trigger object according to movement track information about the at least one alarm trigger object. The present invention is applied to video monitoring of an important place.

METHOD, APPARATUS AND SYSTEM FOR IMPLEMENTING VIDEO OCCLUSION

Disclosed are a method, an apparatus and a system for implementing video occlusion. The method comprises: a monitoring platform receiving video requests from monitoring terminals, and determining permission of users of the monitoring terminals; according to a determination result, sending only non-occluded video data to monitoring terminals of users without permission to obtain occluded video data; and sending the occluded video data and the non-occluded video data to monitoring terminals of users with permission to obtain part of or all the occluded video data so that the occluded video data and the non-occluded video data are played in a combined way, or sending video data that combines the occluded video data and the non-occluded video data, solving a security risk problem in prior art caused by sending image data of an occluded part to terminals of users with different permission.

MULTICOLOR GRADIENT DIGITAL YARN KNITTED FABRIC AND PREPARATION METHOD THEREFOR

A method for preparing a multicolor gradient digital yarn knitted fabric, comprising the following steps: A) a yarn producing process: cyan cotton fiber, magenta cotton fiber, and yellow cotton fiber are used as raw materials for roving spinning, a digital spinning machine is used for spinning yarn, the amount of change in the gradient blending ratio of different colors is 15%, the change length at each ratio is 10 cm; and plying is conducted on 30S spun gradient yarn and 30S pure yellow yarn; and B) a knitting process using a flat knitting machine: knitting is conducted on a computer flat knitting machine, fabric weave of single-face plain stitch type is used for the fabric; and the coursewise density is 62.5/10 cm, and the walewise density is 39/10 cm. The fabric has a unique style, rich gradation and a good three-dimensional effect, is fashionable, and has a wide application prospect.

Rounding device for stator coil

The invention discloses a rounding device for a stator coil. The rounding device for the stator coil comprises a moving assembly, a rounding assembly, a support and a discharging assembly. The rounding assembly comprises a limiting ring and a rounding jig. The rounding jig comprises a base, an inner plate, an outer plate and a through hole. And the through holes are located at the joints of the plurality of single stators. The discharging assembly comprises a mounting plate, a first linear driving device, an ejector rod, a second linear driving device and a discharging die. The positions of the ejector rods correspond to the positions of the through holes, and the ejector rods abut against the connecting positions of the multiple adjacent single-piece stators. And the adjacent single stators can be lifted at the same time, so that the consistency is ensured, and the phenomenon that a plurality of single stators are uneven in height when being jacked up is avoided. And meanwhile, during ...

Partition transposition device and method and workpiece circulation system

The invention relates to the technical field of workpiece circulation, in particular to a partition transposition device and method and a workpiece circulation system. The partition transposition device comprises a groove body and a transposition unit. The groove body comprises three vertical plates and a bottom plate, the vertical plates are bent plates, the middle of each vertical plate is provided with an arc transition, the three vertical plates are arranged in a circumferential array mode to form a Y-shaped moving channel, Y-shaped rails are formed in the bottom plate, and advancing and retreating grooves in the arc normal directions of the vertical plates are formed in the joints of the Y-shaped rails. Each transposition unit is arranged at the arc position of the corresponding vertical plate, each transposition unit comprises a rail supplementing block, and the rail supplementing blocks slide in the advancing and retreating grooves so that the Y-shaped rails can be changed into single ...

Method for recovering resorcinol from waste activated carbon generated in production of 2, 6-dihydroxybenzoic acid

The invention relates to the technical field of resorcinol recovery, and provides a method for recovering resorcinol from waste activated carbon generated in 2, 6-dihydroxybenzoic acid production, and the method comprises the following steps: S1, mixing waste activated carbon with water, heating and refluxing, and collecting filtrate; s2, extracting the filtrate to obtain resorcinol; the extracting agent comprises butyl acetate and/or di (2-ethylhexyl) phosphate. By adopting the technical scheme, the problems that the resorcinol remained in the waste activated carbon generated in the production of 2, 6-dihydroxybenzoic acid by the resorcinol method pollutes the environment and the utilization rate of the raw materials is low in the prior art are solved.

Automatic batching system for whole-core flame-retardant conveying belt

The invention provides an automatic batching system for a whole-core flame-retardant conveyor belt, which comprises a core paste bin, a core paste auxiliary material bin, a liquid bin, a cover rubber bin, a stirring kettle, a mixing unit, a weighing unit and a control unit, a weightlessness weightometer is arranged in the core paste bin, and the weighing unit is respectively communicated with the core paste auxiliary material bin, the liquid bin and the cover rubber bin; the core paste bin, the core paste auxiliary material bin and the liquid bin are communicated with the stirring kettle; the cover glue bin and the liquid bin are communicated with the mixing unit; and the control unit is connected with the stirring kettle, the mixing unit, the weighing unit and each stock bin. The batching system is provided with the core paste stock bin, the main material paste resin of the core paste is independently supplied, and the weightlessness weighing meter is arranged in the batching system, so ...

Lower limb rehabilitation scheme design method, device and equipment suitable for different individuals

The invention discloses a lower limb rehabilitation scheme design method, device and equipment suitable for different individuals, and the method comprises the steps: collecting the multi-source information of a subject, carrying out the preprocessing, extracting the motion related factors in the multi-source information based on a symmetric bilinear model, and extracting the independent features of the individuals; carrying out feature evaluation based on a Devensenberg index and a scattering distribution index, and selecting a target feature; and inputting the target features into a convolutional neural network for training to obtain a lower limb rehabilitation scheme design model, and obtaining lower limb rehabilitation schemes of different subjects based on the lower limb rehabilitation scheme design model. According to the method, robust features irrelevant to individuals are obtained through information decomposition and feature evaluation, and the universality of a lower limb rehabilitation ...

Wire qualitative fixer

The invention belongs to the technical field of wire fixing, and particularly relates to a wire qualitative fixator which comprises a supporting frame, a clamping fixing piece for clamping a wire is arranged at one end of the supporting frame, a screw is arranged on the inner side of the supporting frame, one end of the screw is fixedly connected with the clamping fixing piece, and the other end of the screw is fixedly connected with the clamping fixing piece. The other end of the screw rod is provided with a locking bolt, the clamping fixing part is provided with a threading hole through which a binding rope passes, the fixer can bend a lead to an ideal radius and cling to a porcelain bottle, the loosening in the later period of loosening is reduced, the operation is simple and convenient, time and labor are saved, and the fixer is convenient to carry.

INDOOR AND OUTDOOR SEAMLESS NAVIGATION AND POSITIONING SYSTEM

An indoor and outdoor seamless navigation and positioning system comprises a GPS satellite (10), a cellular base station (20), a Wi-Fi base station (30), and a receiver (40). The GPS satellite (10), the cellular base station (20), and the Wi-Fi base station (30) are wirelessly connected to the receiver (40) by a GPS signal, a cellular signal, and a Wi-Fi signal, respectively. A structure of the receiver (40) comprises an indoor and outdoor seamless positioning controller (41), and a map display (42), a positioning result calculator (43), a positioning mode switcher (44), a cellular positioning module (45), a Wi-Fi positioning module (46), and a GPS positioning module (47) each connected to the indoor and outdoor seamless positioning controller (41). The cellular positioning module (45) is connected to a base station fingerprint database (48) and a base station signal scanner (49). The Wi-Fi positioning module (46) is connected to a Wi-Fi fingerprint database (50) and a Wi-Fi signal scanner ...

Automatic calibration method for permanent magnet servo motor

The invention discloses an automatic calibration method for a permanent magnet servo motor. The method comprises the following steps: inputting basic motor parameters according to motor nameplate data; motor parameters are identified, and obtained resistance and inductance are input into a controller; motor rotation direction debugging, encoder line number identification and pole pair number identification; the direction and the offset of the incremental encoder are automatically calibrated; the invention relates to automatic calibration of direction and bias of a HALL position sensor. According to the method, under the condition that only the rated current of the motor and the positive rotation direction defined by a user are needed, the resistance and inductance parameters of the motor, the number of pole pairs of the motor, the number of encoder lines, the direction of the encoder, the angle offset of the encoder, the direction of the HALL sensor and the angle offset of the HALL sensor ...

Resource scheduling method and device of image data processing system

The invention discloses a resource scheduling method and device of an image data processing system, equipment and a storage medium. The method comprises the following steps: acquiring a plurality of task attributes of a plurality of to-be-processed events; performing priority scoring on a preset task characteristic dimension based on the plurality of task attributes, and obtaining a task characteristic scoring result of each to-be-processed event; obtaining an optimal resource scheduling strategy based on the task characteristic scoring result of each to-be-processed event; and scheduling resources of the image data processing system based on the optimal resource scheduling strategy. By means of the technical scheme, resource scheduling management can be conducted according to the task attributes of the to-be-processed events, the task accumulation rate when the number of short-term tasks is large is reduced, and the utilization rate of long-term computing resources is improved.

Asphalt pavement damage detection and evaluation method based on improved SegNet

The invention discloses an asphalt pavement damage detection and evaluation method based on improved SegNet, and the method comprises the following steps: carrying out the smooth denoising and the like of an original image through image preprocessing operation, and constructing a data set; expanding the data set through data augmentation, and manually marking a pavement damage sample to obtain an asphalt pavement semantic segmentation data set; the method comprises the following steps: providing an improvement thought on the basis of an original SegNet network model, respectively modifying a loss function, an optimizer and a network structure, constructing an improved SegNet segmentation model, training a test model, and obtaining a pavement damage identification and segmentation result; and calculating the pavement damage area and analyzing the damage severity of the asphalt pavement to form the pavement damage degree evaluation method. According to the method, the asphalt pavement damage ...

Large excavator start-stop control system and control method

The invention discloses a large excavator start-stop control system and method, and belongs to the technical field of engineering machinery control, and the large excavator start-stop control system comprises a man-machine interaction platform, a dual-engine system, a dual-power supply system, a power supply relay, a complete machine load and the like. Start-stop control and safety protection functions, including conventional start, conventional stop, emergency start, emergency stop and the like, of a double-engine system of a large excavator in multiple modes can be realized, isolation/parallel state switching of a double-storage-battery power supply system can be realized, the functions of double-power-supply independent operation and compensation voltage sharing are realized, and the safety of the double-engine system of the large excavator is improved. And the energy-saving performance, the safety and the reliability of the system are further improved.

IPTV PROGRAM RECORDING METHOD, DEVICE AND SYSTEM

Disclosed are an IPTV program recording method, device and system. The method comprises: receiving a program recording plan issued by an appointment server; and according to the recording capability of each DVR in a plurality of DVRs, allocating the program recording plan to the plurality of DVRs, wherein the plurality of DVRs are used for recording programs according to the allocated program recording plan. By means of the present invention, the problem in the related art of the low recording capability and recording efficiency of a Whole Home DVR system is solved, the recording capability and recording efficiency of the Whole Home DVR system are increased, and the user experience is improved.

METHOD OF STACKING LARGE CARGOS, TRANSPORT FRAME AND TRANSPORT UNIT HAVING SAME

A method of stacking large cargos on a transport device, transport frame and transport unit having the same. The method comprises: disposing a plurality of transport frames (10) on the transport device, wherein each of the transport frames comprises: an underframe (11) having two opposite lateral longitudinal columns (13) and two opposite lateral transversal columns (12), two end frames (18) respectively connected to two end portions of the underframe (11), and a positioning connecting piece (16) disposed on the underframe for fixing large cargos; placing the large cargos on the plurality of transport frames (10) at an angle with respect to the lateral longitudinal columns (13); fixing the large cargos to at least one positioning connecting piece (16) on the plurality of transport frames (10); and after the large cargos and the transport frames (10) are fixed, the transport frames (10) can satisfy the stacking requirement. The method achieves multilayer stacking, thus improving transport ...

ELECTRIC TRANSFER VEHICLE HAVING TURNTABLE

An electric transfer vehicle having a turntable, comprising a vehicle frame (1), and two sliding rails (2) provided on the ground, driving shafts (4) being rotatably provided, by means of first bearing seats (3), on the front side and the rear side of the lower end of the vehicle frame (1) respectively, driving rollers (5) being provided respectively on two ends of the driving shaft (4) which extend out of the first bearing seat (3), the driving rollers (5) being slidably provided on the sliding rails (2) respectively, a brake disc (6) being provided on the driving shaft (4) on the front side, secondary brake devices being symmetrically provided on both left and right sides of the vehicle frame (1). Two different manners are used for braking same vehicle frame (1), ensuring that the electric transfer vehicle having a turntable can brake quickly, meeting the requirements for use.

Skirting line without professional installation conditions and preparation method of skirting line

The invention discloses a skirting line without professional installation conditions and a preparation method thereof.The skirting line comprises a skirting line body, 45-degree inclined faces are formed at the two ends of the skirting line body, and two or more moisture discharging channels are sequentially formed in the back of the skirting line body from bottom to top; according to the skirting line, glue can be directly and fully coated on the gluing surfaces after the skirting line is transported to a site through the gluing surfaces, then the two skirting line bodies are spliced into 90 degrees through the 45-degree inclined surfaces, splicing of the internal corner and the external corner of the skirting line can be rapidly completed, professionals and professional conditions are not needed, and the skirting line is simple in structure and convenient to use. Therefore, the engineering construction quality requirement becomes simple, the installation efficiency is greatly improved ...

Small satellite platform and load integrated configuration

The invention relates to a moonlet platform and load integrated configuration, and belongs to the field of satellite platform configuration design. Comprising a space camera, a bearing cylinder, a satellite-rocket adapter, an equipment mounting structural plate, two satellite solar wings and three star sensors, wherein the bearing cylinder is vertically arranged in the axial direction; the outer side of the bearing cylinder is sleeved with the equipment mounting structural plate; through holes are formed in the upper and lower ends of the equipment mounting structural plate, so that the upper and lower ends of the bearing cylinder are exposed from the equipment mounting structural plate; the satellite-rocket adapter is coaxially mounted at the bottom of the bearing cylinder; the space camera is coaxially mounted at the top of the bearing cylinder; the three star sensors are uniformly arranged on the outer wall of the space camera along the circumferential direction; the two satellite solar ...

Automatic carrying device in copper-clad plate production

The invention relates to an automatic carrying device in copper-clad plate production, which comprises two fixed supports and a carrying panel arranged between the two fixed supports, a power unit for driving the carrying panel to reciprocate is arranged between the two fixed supports, a copper-clad plate is placed on the carrying panel and then is extruded downwards, and the copper-clad plate is conveyed to the carrying panel. At the moment, an adsorption assembly on the carrying panel generates suction force to adsorb and limit the copper-clad plate, then a power unit is started to drive the carrying panel with the copper-clad plate to move to a proper position, and in the displacement process, an adjusting unit can gradually release the suction force generated by the adsorption assembly; and when the carrying panel with the copper-clad plate moves to a proper position, the suction force generated by the adsorption assembly can be gradually reduced, and finally the copper-clad plate can ...

Full-text retrieval method and retrieval system thereof

The invention discloses a full-text retrieval method and a retrieval system thereof, and relates to the technical field of full-text retrieval, and the method comprises the following steps: S1, article preprocessing: recognizing articles, converting characters of the articles in various formats into a text file format, and establishing a character index for each character and word of the articles, pointing out the position and frequency of the character or word in the article; according to the full-text retrieval method and the retrieval system thereof, formulas of articles are recognized and then converted into text file formats to be stored, a first-level formula index and a second-level formula index are established for formula characters and formulas respectively, the formulas containing the corresponding formula characters are retrieved respectively, and then the articles where the formulas are located are retrieved according to the retrieved formulas, so that the full-text retrieval ...

Yellow liquid crystal display pigment yellow derivative and application thereof

The invention discloses a pigment yellow 138 derivative, the structure of which is shown in the specification. The pigment yellow 138 derivative provided by the invention has good photo-thermal stability and gelling uniformity, and the photo-thermal stability and gelling uniformity of the pigment yellow 138 derivative are verified by ultraviolet-visible absorption spectrum, thermogravimetric analysis and scanning electron microscope.

Target relation identification method and device

The embodiment of the invention relates to a target relationship identification method and device. The method comprises the following steps: acquiring a training data set and a detection data set corresponding to a target relationship; performing model pre-training on the joint model according to the previous and next sentence prediction and the mask prediction to obtain a trained joint extraction pre-training model; inputting the training data set into the joint extraction pre-training model for model training to obtain a trained joint extraction model; the detection data set is input into the joint extraction model for data extraction processing, and a detection extraction result is obtained; and determining an identification result of the target relationship corresponding to the detection data set according to the detection extraction result. The method comprises the following steps: inputting a detection data set into a trained joint extraction model to realize data extraction to obtain ...

Floor type double-rocker arm derrick

The invention relates to the technical field of double-rocker-arm derricks, and discloses a floor type double-rocker-arm derrick which comprises tower bodies and an electric control box, the tower bodies are vertically arranged, the adjacent tower bodies are connected through bolts, an upper support is fixedly installed at the top of the outer side of each tower body, and a slewing mechanism is installed at the top of each upper support. A mast is installed on the top of the slewing mechanism, side rocker arms are symmetrically and rotationally installed on the outer side of the slewing mechanism, and lifting hooks are arranged at the bottoms of the tail ends of the side rocker arms. The rotary bearing is driven to rotate through the variable frequency motor, horizontal rotation is more accurate, manual pulling is not needed, and safety is improved; through the jacking mechanism, hydraulic jacking is achieved, and the tower body is rapidly lifted and installed; hoisting and variable-amplitude ...

Nano oil increasing method for reducing pressure and increasing injection of low-permeability fractured reservoir

The invention belongs to the technical research field of oil field development chemical flooding recovery efficiency improvement, discloses a low-permeability fractured reservoir pressure reduction and injection augmentation nanometer oil augmentation method, and mainly aims at solving the problems that water injection of a water-sensitive low-permeability fractured reservoir is difficult and energy cannot be supplemented. The purposes of reducing the water injection pressure, increasing the water injection rate and increasing the oil production of an oil well are achieved by changing the wettability, reducing the seepage resistance, optimizing the design of slug combination and optimizing the construction procedure by combining the respective characteristics of the reservoir and the remaining oil, and the purposes of reducing the water injection pressure, increasing the water injection rate and increasing the oil production of the oil well are achieved. A new way is provided for improving ...

TEMPERATURE REGULATION-BASED USER SIDE LOAD RESPONSE METHOD

A temperature regulation-based user side load response method, comprising: receiving a scheduling command issued by a scheduling center at the t moment, the scheduling command comprising the expected schedulable capacity at the t moment (110); calculating the actual schedulable capacity of a temperature regulation load at the t moment (120); obtaining a set temperature after control corresponding to the expected schedulable capacity and obtaining a temperature before control corresponding to the actual schedulable capacity (130); calculating a temperature variation of the temperature regulation load at the t moment; and dividing a temperature regulation load group joining regulation into multiple temperature regulation load clusters and calculating to obtain the temperature variation of each temperature regulation load cluster according to the temperature variation (140).

DATA TRANSMISSION METHOD AND APPARATUS, AND VEHICLE-MOUNTED TERMINAL

Disclosed are a data transmission method and apparatus, and a vehicle-mounted terminal. The data transmission method comprises: a first terminal acquiring transmission data through a first application, wherein the transmission data is data corresponding to a file to be played; the first terminal acquiring an address of a first server through the first application, wherein the first server is a server for providing an on-line playing service for a second terminal; and the first terminal transmitting the transmission data to the first server through the first application via the second server according to the address of the first server, wherein the second server is a server of the first application.

PLAYER INTERACTION METHOD AND APPARATUS, AND STORAGE MEDIUM

A player interaction method and apparatus, and storage medium, said method being used in a terminal provided with said player, and comprising: the terminal sends a measuring signal to an object to be measured (S101); the terminal receives an echo signal (S102); the terminal acquires the features of the echo signal, and on the basis of pre-set correlations between the features of the echo signal and the player control commands, determines the player control command corresponding to the features of the echo signal (S103); and the terminal, on the basis of the player control command, controls the player (S104).

NICKEL-BASED MICROPOROUS MATERIAL AND PREPARATION AND APPLICATION THEREOF

A nickel-based microporous material, which is prepared is as follows: dispersing a nickel-containing precursor compound and a monobasic or polybasic organic acid separately in an organic solvent to prepare a mother solution with a certain concentration; at a temperature of 0°C-150°C, with stirring, at a mole proportion of Ni2+/-C00H (organic acid radical) being 20:1 to 1:10, mixing the mother solutions, reacting for 0.1 h to 72 h, and then transferring the mixture to a reactor, at a temperature of 0°C to 200°C, subjecting the mixture to crystallization for 1 h to 360 h; and separating, washing, and drying the precipitate to prepare the material. Further provided are a method for preparing the nickel-based microporous material, and an application of the nickel-based microporous material in an esterification and alcohol-water separation.

Device and method for manufacturing embedded segmented skewed pole permanent magnet motor rotor core

The invention discloses a manufacturing device of an embedded segmented skewed pole rotor core, which comprises a base (1), a lower pressing plate (2) is arranged on the base (1), a convex seat (20) is integrally arranged in the middle of the lower pressing plate (2), and an inner cavity hole of the convex seat (20) is coaxially communicated with a central hole of the base (1); a circle of jacking screws (16) are uniformly mounted on the lower pressing plate (2) and positioned on the periphery of the convex seat (20); a base plate (3) is jointly supported on all the jacking screws (16), and a pressing plate adaptive groove (21) for a rotor pressing plate (103) on one side to penetrate through is formed in the center of the base plate (3); the device further comprises a leveling template (4), a lamination pressing plate (5), a magnetic steel assembling tool (6) and an upper pressing plate (7). The method is reasonable in design and has good practical application value.

Method for detecting igneous rock small structure in underground coal seam of coal mine

The invention discloses a method for detecting a small igneous rock structure in an underground coal seam of a coal mine, which is suitable for detecting the small igneous rock structure in the coal seam near an igneous rock invading body and provides powerful support for solving the problems of drill jamming, hole spraying and the like caused by the small igneous rock structure in a coal mine gas treatment process. By assuming the diameter of the igneous rock small structure in the coal seam, directional drilling is conducted on the coal seam through the directional drilling technology, working information of a drill bit is obtained in real time, the contact point position of the drill bit and the igneous rock is determined, and therefore position information of the igneous rock small structure in the coal seam is gradually determined. The problem that the position and the shape of the igneous rock small structure cannot be accurately detected under existing conditions is solved. And finally ...

Pedestrian re-identification method based on multi-scale feature fusion

The invention relates to the field of computer vision and deep learning, and discloses a pedestrian re-identification method based on multi-scale feature fusion. The method comprises the following steps: (1) inputting a pedestrian picture; (2) preprocessing the picture; and (3) inputting the preprocessed pedestrian picture into the pedestrian re-identification network. According to the algorithm, ResNet50 is adopted as a backbone network, and different backbone networks can be selected according to actual computing power conditions. And feature extraction is carried out on convolutional layers in the last two Stage of the ResNet50 backbone network, and features of different scales are generated through a mixed pooling strategy, that is, the features are generated by adopting a mode of combining Aveage pooling and Maxpooling. And fusing the generated same-scale features by using relative weights. And carrying out training on the fused features through Softmax loss and Triplet loss. And ( ...

Mine water underground flocculation treatment method

A mine water underground flocculation treatment method comprises the steps that a water inlet is opened, turbid mine water to be treated enters a water tank from the water inlet, and when the water level reaches a set height, the water inlet is closed; an ultrasonic atomization device is controlled to start to work, an oblique flow pipeline booster fan is controlled to start to work, and atomization work is started; when it is observed that a large amount of water mist starts to be generated in the water tank, the stirring shaft is rotated at the frequency of 10 revolutions per minute through the stirring handle, and water is stirred through the rotating stirring blades; an oblique flow pipeline booster fan is controlled to start to work, continuous negative pressure is provided for a ventilation pipeline, the ventilation pipeline sucks out water mist generated in a water tank, and the water mist is supplied to a condensation pipeline through the oblique flow pipeline booster fan; the condensation ...

Method for rapidly adjusting and maintaining plate-type ballastless track filling layer of operation high-speed rail

The invention discloses a method for rapidly adjusting and maintaining a filling layer of a plate-type ballastless track of an operating high-speed rail, and belongs to the technical field of rail transit. According to the track data, the space position adjustment amount of the track plate is obtained; releasing the limiting device of the track plate; the track plate is lifted, so that the track plate is separated from the filling layer on the base; a part of each of the two sides of the filling layer on the base is chiseled away; an adhesion agent is sprayed on the remaining unchiseled filling layer on the base; a mesh is inserted between the base and the track plate, and the mesh covers the filling layer which is not chiseled away; adjusting the height of the track plate according to the space position adjustment amount of the track plate; and the two sides of the track plate are sealed, and a grouting material is poured between the base and the track plate. The whole existing filling ...

Data enhancement method and device, computer device and storage medium

The invention relates to a data enhancement method and device, a computer device and a storage medium. The data enhancement method comprises the steps of performing text generation based on a sequence-to-sequence generation model; filtering the generated data, wherein the filtering quality of the generated data is lower than a preset threshold value. According to the invention, a filtering model is provided, and the generated samples can be classified and filtered, so that the samples which are high in noise and not good enough in quality can be removed.

Cookware with shielding part and preparation method thereof

The invention relates to the field of cookware preparation, in particular to a preparation method of a cookware with a shielding component, which comprises the following steps: preparing an inner layer and an outer layer, and fixing the bottom of the inner layer to the top of the outer layer in a way that the bottom of the inner layer faces the outer layer; the inner layer is fixed before or after the top of the outer layer, at least one detection cavity is formed in the outer layer, and a shielding part is arranged at the position, corresponding to the detection cavity, of the bottom of the inner layer. The influence of magnetic field leakage on the infrared probe can be avoided, and meanwhile the inner pot can be evenly heated.

Hot-melt pressure-sensitive adhesive for adhesive tape

The invention relates to the technical field of pressure-sensitive adhesives, in particular to a hot-melt pressure-sensitive adhesive for an adhesive tape, the hot-melt pressure-sensitive adhesive comprises 16% of a main base material, 76% of a tackifier and 8% of an improved auxiliary agent, the main base material is prepared by hot-melting and mixing synthetic resin, butyl rubber and an elastomer, and the main base material is prepared by hot-melting and mixing the synthetic resin, the butyl rubber and the elastomer. The tackifier is formed by mixing low-molecular-weight polyisobutene, medium-molecular-weight polyisobutene and C9 petroleum resin, and the improved assistant is prepared from a curing agent, a stabilizer, a surface modifier, a thickening agent, a flame retardant, a coloring agent, a defoaming agent and a mildew preventive in proportion. The flame-retardant hot-melt pressure-sensitive adhesive has the advantages that the overall flame-retardant effect of the hot-melt pressure-sensitive ...

Crankshaft follow-up grinding compensation parameter confirmation method, measuring device and entry point confirmation method

The invention relates to a crankshaft follow-up grinding compensation parameter confirmation method. The crankshaft follow-up grinding compensation parameter confirmation method comprises the steps that a crankshaft is installed on a machine tool, and the crankshaft comprises a main shaft and a connecting rod journal installed on the main shaft; establishing a workpiece coordinate of the main shaft, and setting the workpiece coordinate to be 0 degree when the connecting rod journal is positioned right below the main shaft; the machine tool drives the spindle to rotate until the workpiece coordinate is 270, the connecting rod journal is driven to be arranged on one side of the spindle, and at the moment, the connecting rod journal is located at the first position; the machine tool drives the main shaft to continuously rotate by Y degrees to drive the connecting rod journal to rotate to the other side of the main shaft, so that the height of the excircle top point of the connecting rod journal ...

Coal rock identification method and device

The invention provides a coal rock identification method and device, and relates to the technical field of coal mining. The coal mining machine is monitored through the sound sensor, so that the audio signal of the coal mining machine is obtained; monitoring the coal mining machine through a vibration sensor to obtain a vibration signal of the coal mining machine; an audio time-frequency spectrum corresponding to the audio signal and a vibration time-frequency spectrum corresponding to the vibration signal are obtained, and the audio signal and the vibration signal are in a time synchronization state; and according to the audio time-frequency spectrum and the vibration time-frequency spectrum, determining a prediction category of the coal rock cut by the coal mining machine. According to the method, the prediction category of the coal rock cut by the coal mining machine is determined based on fusion analysis of the audio signal and the vibration signal of the coal mining machine, limitation ...

Immersed liquid cooling server

The embodiment of the invention discloses an immersed liquid cooling server. The immersed liquid cooling server comprises a circuit board, a packaging cover, a first sealing element, a substrate, a connector and a chip, the packaging cover comprises a cover plate and a side plate, and the cover plate and the circuit board are arranged at an interval; the side plate is arranged between the cover plate and the circuit board; one end part of the side plate is connected with the periphery of the cover plate; the first sealing element is located between the end part, facing the circuit board, of the side plate and the circuit board, and a first sealing cavity is formed among the packaging cover, the first sealing element and the circuit board; the substrate is located in the first sealing cavity; the chip is located in the first sealing cavity and arranged on the side, away from the circuit board, of the substrate. The connector is located in the first sealing cavity and connected between the ...

Face recognition method based on sample-level contrast learning

The invention discloses a face recognition method based on sample-level contrast learning. The method is characterized by specifically comprising the following steps: acquiring a public face data set; processing the data set, and cutting the face part; designing a training framework combining sample-level contrast loss and classification loss; designing a targeted sample level contrast loss function; and combining the feature extraction network, the classification loss and the comparison loss in the framework, and training until convergence. Compared with the prior art, the method has the advantages that the sample-level comparison loss and the classification loss are combined on the face recognition task needing a high-quality data set, the distance between different image features is increased through the comparison loss, and the model can obtain better performance in the recognition task by improving the distinction degree in a high-dimensional space. The designed loss enhances the contrast ...

Lubricant for ferrite plastic magnetic material, ferrite plastic magnetic material as well as preparation method and application of ferrite plastic magnetic material

The invention provides a lubricant for a ferrite plastic magnetic material, the ferrite plastic magnetic material and a preparation method and application of the ferrite plastic magnetic material, and relates to the technical field of ferrite. Specifically, the lubricant provided by the invention comprises a first lubricating component and a second lubricating component, the first lubricating component comprises one of silicone powder or silicone master batch, and the second lubricating component comprises at least one of erucyl amide or oleamide; the ferrite plastic magnetic material comprises the following components: the lubricant, ferrite magnetic powder, a coupling agent and nylon. The lubricant is used for overcoming the defects of poor fluidity and mechanical properties of the ferrite plastic magnetic material caused by high powder filling rate; the prepared ferrite plastic magnetic material has the technical advantages of high flowing property, high tensile strength, high bending ...

VIDEO ACCELERATION METHOD, CLIENT AND NETWORK ELEMENT

Provided are a video acceleration method, a client and a network element. The method comprises: a client senses the amount of video buffered in a playback buffer area; when the amount of video is less than or equal to a lower limit of a buffer threshold, a video acceleration request is sent to a core network side network element, so that the core network side network element accelerates downloading of the video currently buffering in the broadcast buffer area, thereby ensuring that the playback buffer area stores a sufficient amount of video data. Within a mobile network environment, video pausing in a client is therefore reduced.

NAVIGATION SATELLITE SIGNAL RECEIVER AND COLD START METHOD THEREFOR

A navigation satellite signal receiver and a cold start method therefor. The method comprises: receiving navigation message data of a plurality of satellites, performing bit synchronisation on the navigation message data, and storing the bit-synchronised navigation message data; performing frame synchronisation on the navigation message data, and after finishing frame synchronisation, acquiring a TOW and sub-frame number of a current sub-frame; determining a sub-frame number of a previous sub-frame according to the current sub-frame number, if the sub-frame number of the previous sub-frame is 1, 2 or 3, reversely searching navigation message data of the previous sub-frame to obtain partial ephemeris data, and storing same into an ephemeris storage area; continuously receiving the navigation message data, storing ephemeris data in the navigation message data into the ephemeris storage area, after obtaining complete ephemeris data of a first sub-frame, a second sub-frame and a third sub-frame ...

SHIELDING COVER AND PCB BOARD

A shielding cover and a printed circuit board (PCB). The shielding cover is used for shielding interference of a circuit element on the PCB. The shielding cover comprises a cover body and a partition wall, wherein the partition wall comprises an elastic sheet which is in contact with the cover body.

BIAXIALLY ORIENTED POLYMER FILM, PREPARATION METHOD THEREFOR, AND APPLICATION THEREOF

A biaxially oriented polymer film and a preparation method therefor. A polymer film comprises a base film layer formed by an olefin polymer, and a superficial film layer formed by multi-polymerized polyolefin. The base film layer is an intermediate layer of the polymer film; a crystal face 110 of a crystal α of the polymer film has orientations in two directions, i.e., the direction of the equator and the direction of the meridian, the long period of lamellar crystals in the direction of the equator being 28-42, the long period of lamellar crystals in the direction of the meridian being 37-46; preferentially, the melting point of the multi-polymerized polyolefin of the superficial film layer is smaller than that of the olefin polymer of the base film layer. The polymer film features properties such as high transparency, high rigidity, tear resistance, low temperature resistance, and a stable size.

Transfer case logistics transportation tool

The invention discloses a transfer case logistics transportation tool, and belongs to the technical field of vehicles. The transfer case logistics transportation tool comprises a base, two supporting pieces, a plurality of transfer case limiting devices, a connecting rod, two opening and closing pieces and a plurality of trundles. The two supporting pieces are located at the two ends of the base correspondingly and connected with the base. The multiple transfer case limiting devices are fixed to the base and used for limiting the transfer case. Two ends of the connecting rod are respectively connected with different supporting pieces; the two opening and closing pieces are located on the two sides of the connecting rod correspondingly. The opening and closing piece comprises a top cover and a side blocking piece, the first side portion of the top cover is rotationally connected with the connecting rod, and the first side portion of the side blocking piece is connected with the second side ...

Preparation method and application of composite cerium-stabilized zirconia ceramic

The invention provides a preparation method and application of composite cerium-stabilized zirconia ceramic, and the preparation method comprises the following steps: (1) adding ammonia water into raw materials containing cerous nitrate, nitrate of rare earth metal and zirconium oxychloride to obtain rare earth oxide doped cerium oxide stabilized zirconia powder; (2) carrying out spray granulation on the rare earth oxide doped cerium oxide stabilized zirconium oxide powder, and carrying out dry pressing molding to obtain a rare earth oxide doped cerium oxide stabilized zirconium oxide green body; and (3) sintering the rare earth oxide doped cerium oxide stabilized zirconia green body to obtain the composite cerium stabilized zirconia ceramic. According to the invention, cerium and other rare earth metals are introduced into crystal lattices of zirconium oxide, so that the crystal lattices of zirconium oxide are distorted; in addition, the zirconia ceramic with a certain porosity is obtained ...

Inspection device and inspection system

The invention relates to the technical field of inspection, in particular to an inspection device and an inspection system.The inspection device comprises a power supply unit, a supporting assembly and an inspection unit, the power supply unit is suitable for being connected with underground equipment, one end of the supporting assembly is suitable for being connected with the underground equipment, and the inspection unit is connected with the end, away from the underground equipment, of the supporting assembly; according to the inspection device provided by the invention, the operation stability of the inspection device can be improved, and the inspection effect of the inspection device is improved.

Combined pier column, centering mechanism for pier column construction and pier column construction method

The invention discloses a combined pier column, a centering mechanism for pier column construction and a pier column construction method, and belongs to the technical field of bridge engineering. Comprising a UHPC pipe, *-shaped steel and waste fiber recycled concrete, the UHPC pipe serves as a permanent mold to be arranged on the outer layer, the *-shaped steel is arranged in the UHPC pipe, the *-shaped steel and the UHPC pipe are arranged in a concentric circle mode, and the waste fiber recycled concrete is poured between the UHPC pipe and the *-shaped steel in a layered mode to form a recycled concrete core. The UHPC pipe, the recycled concrete core and the *-shaped steel are connected into a whole; the UHPC pipe comprises ordinary Portland cement, a mineral admixture, quartz sand, quartz powder, steel fibers, a high-efficiency water reducing agent and water, and the mixing mass ratio of all the components is that the UHPC pipe comprises the ordinary Portland cement, the mineral admixture ...

Semantic data processing method and device, content recommendation method and device and computer equipment

The invention relates to a semantic data processing method and device, a content recommendation method and device and computer equipment. The semantic data processing method comprises the following steps: acquiring a heterogeneous graph; the heterogeneous graph comprises a user node and a content node which are connected through a first relation edge; obtaining a semantic label of a target node and a semantic representation degree of the semantic label, wherein the target node is one of a user node and a content node; determining a first semantic vector of the target node based on the semantic tag of the target node and the semantic representation degree of the semantic tag; propagating the first semantic vector in the heterogeneous graph through the first relation edge so as to propagate the first semantic vector of the target node to the corresponding target neighbor node; determining a second semantic vector of the target neighbor node based on the first semantic vector propagated to ...

HEADEND EQUIPMENT, VIDEO RECORDING FILE BACKUP METHOD AND CONTROL METHOD, DEVICE AND SYSTEM

A headend equipment, a video recording file backup method and a control method, device and system are provided by the embodiment of the present invention. The control method for video recording file backup includes: acquiring an index information of the video recording file which is temporarily memorized by the headend equipment during network interruption; establishing the corresponding video recording backup tasks according to the index information; delivering the video recording backup tasks to a platform memory equipment according to the predetermined backup strategy, so that the headend equipment sends the video recording file temporarily memorized during network interruption to the platform memory equipment for backup when the network returns to normal. By implementing the embodiment of the present invention, the video recording file during network interruption can be automatically backup from the headend equipment to the platform memory equipment according to the predetermined backup ...

hnRNP A2* PROTEIN, NUCLEIC ACID FOR CODING PROTEIN AND USE THEREOF

The present invention provides an hnRNP A2* protein, nucleic acid for coding the protein and a use thereof. The protein contains a protein, a protein segment or a protein analog or derivative having an amino acid sequence shown as SEQ ID NO.1. The hnRNP A2* protein can actively unloosen telomere G-quadruplexes, bind the minimum binding site at the 3' tail end of telomere, expose five nucleotide tails which can be matched with a telomere enzyme RNA template and promote the extension of telomere under the effect of telomere enzyme, thereby maintaining the cell division potential.

NON-INFLATABLE HOLLOW TIRE MOULD

A non-inflatable hollow tire mould, comprising a mould base (10), mould cores (20), and a core frame (30); the front face of the mould base (10) facing a discharge port of an extrusion moulding machine is provided with a concave feeding cavity (11), the bottom of the feeding cavity (11) being provided with a moulding cavity (12) penetrating to the rear face of the mould base (10); the core frame (30) is an arch-shaped bracket or a triangular bracket, support feet of the bracket being fixed on the outer edge of the feeding cavity (11), and the top part thereof being positioned directly in front of the moulding cavity (12); the mould cores (20) are suspension mould cores having a main body in the shape of a column, each mould core (20) corresponding to a tyre cavity, the direction of length thereof being perpendicular to the front face or the rear face of the mould base (10), the head end of the mould cores (20) being fixedly connected to the core frame (30), and the tail end thereof extending ...

INTELLIGENT TRADITIONAL CHINESE MEDICINE DIAGNOSIS METHOD, SYSTEM AND TRADITIONAL CHINESE MEDICINE SYSTEM

Disclosed are an intelligent traditional Chinese medicine diagnosis method, system and traditional Chinese medicine system, the method comprising: a server side acquiring, from distributed client clusters, observation diagnosis training data, auscultation-olfaction diagnosis training data, inquiry diagnosis training data and palpation diagnosis training data of a patient; the server side training, by using the observation diagnosis training data, the auscultation-olfaction diagnosis training data, the inquiry diagnosis training data and the palpation diagnosis training data, a model to be trained constructed on the basis of a deep neural network algorithm to obtain a trained model; and the server side using the trained model to perform diagnosis with respect to disease data of the patient to obtain a diagnostic result of the disease data. The technical solution disclosed by the present application can be used to comprehensively acquire disease information of a patient, thereby effectively ...