眼罩（彩虹色）

Ultralow-profile high-stripping copper foil and preparation method and application thereof

The invention relates to the field of electrolytic aluminum foils for communication, and discloses an ultralow-profile high-stripping copper foil as well as a preparation method and application thereof. The invention relates to a preparation method of a copper foil, which comprises the following steps: (1) carrying out electro-deposition on an electroplating solution to obtain a raw copper foil; (2) putting the raw copper foil into a micro-coarsening liquid for micro-coarsening to obtain a micro-coarsened copper foil; (3) putting the micro-coarsened copper foil into a curing liquid for curing to obtain a cured copper foil; wherein on the surface of the micro-coarsened copper foil, 10-20 spherical copper nodules are distributed on the copper foil per square micron; the average distance between every two adjacent spherical copper nodules is 10-20 nm; the spherical copper nodules comprise small spherical copper nodules and large spherical copper nodules, the average diameter of the small spherical ...

High-altitude operation storage device

The invention relates to the technical field of power construction, in particular to a high-altitude operation storage device. The device comprises cross arm angle iron, a storage device and a connecting device. The storage device is connected with the cross arm angle iron and used for storing aerial work tools and accessories which need to be temporarily used by workers during aerial work. The connecting device is arranged between the crosspiece angle iron and the storage device and used for conducting fastening connection between the cross arm angle iron and the storage device, so that the storage device is stably arranged on the cross arm angle iron, and the reliability of the storage device in the using process is improved. According to the high-altitude operation storage device, the cross arm angle iron serves as a support, meanwhile, the high-altitude operation storage device is arranged, so that when a worker needs to take and place operation tools and accessories during high-altitude ...

In-band clock synchronization method for hopping network

The invention relates to the technical field of network security, and provides a hopping network-oriented in-band clock synchronization method, which comprises the following steps of: screening nodes of which errors are smaller than a preset threshold value at intervals of a preset time period as primarily selected nodes; each primary selection node executes timing of a random duration, and the primary selection node which reaches timing first serves as a candidate node of the main node; and the candidate nodes invite to vote from other primarily selected nodes, and if votes exceeding more than half of the number of all primarily selected nodes are obtained, the candidate nodes are used as the master nodes, master node heartbeat is broadcasted to other nodes, and clock synchronization service is executed. The method provided by the invention is used for solving the problem that satellite time service equipment deployed in the whole network is high in construction cost and easy to be interfered ...

BOSA DEVICE HAVING ADJUSTABLE WAVELENGTH IN TWO DIRECTIONS

A BOSA device having adjustable wavelengths in two directions comprises a signal transmission portion and a signal receiving portion. The signal transmission portion sequentially comprises a laser (1-1), an SOA optical amplifier (3-1), an optical splitter component (4-1), a data upload and download port (5-1), and a first TEC temperature control module (9-1) configured to control the temperature of the laser (1-1) so as to control an output wavelength thereof. The signal receiving portion sequentially comprises a filtering device (7-1), an optical detector (8-1), and a drive device at a receiving end configured to drive the filtering device (7-1) to rotate and change its included angle with respect to an optical path, so as to enable adjustability of a filtering wavelength. The present invention adjusts an output wavelength of the laser (1-1) by controlling the temperature of the laser (1-1) via the first TEC temperature control module (9-1), and adjusts the filtering wavelength by driving ...

眼罩（音乐一体化）

Shark fin antenna

The utility model discloses a shark fin antenna, relating to the technical field of vehicle-mounted antennas and comprising a printed circuit board; the first 4G antenna oscillator, the radio antenna oscillator, the remote control key antenna oscillator, the second 4G antenna oscillator and the navigation antenna module are sequentially arranged from one end of the printed circuit board to the other end of the printed circuit board and are connected with the printed circuit board; one end of the cable is connected with the printed circuit board; the shark fin antenna integrates a radio antenna, a remote control key antenna, a 4G antenna and a navigation antenna module, and enriches the functions of a vehicle-mounted antenna.

Intelligent diagnosis software algorithm for sewage inflow of rainwater pipe network, medium and electronic equipment

The invention discloses an intelligent diagnosis software algorithm, medium and electronic equipment for sewage inflow of a rainwater pipe network, and the method comprises the steps: obtaining sunny day data which comprises the liquid level data of a rainwater well in the rainwater pipe network in a sunny day; a first liquid level average value is calculated according to the liquid level data, and whether the first liquid level average value is larger than a preset liquid level threshold value or not is judged; if the first liquid level average value is larger than the preset liquid level threshold value, the liquid level change condition is determined according to the liquid level data, and whether the liquid level change condition conforms to the living law of residents or not is judged; and if the liquid level change condition accords with the living law of residents, the sewage inflow condition of the rainwater pipe network is diagnosed. According to the intelligent diagnosis software ...

Preparation method of specific single-chain antibody for resisting African swine fever virus

The invention belongs to the technical field of biology, and particularly relates to a preparation method of an anti-African swine fever virus specific single-chain antibody. Comprising the following steps: S1, extracting total RNA (Ribonucleic Acid) of porcine lymphocytes, synthesizing cDNA (Complementary Deoxyribonucleic Acid), and amplifying and assembling a gene V [kappa]/V [lambda]-linker-VH of ScFv by taking the cDNA as a template; s2, inserting the gene of the ScFv into phages through homologous recombination reaction, transforming competent cells, culturing, separating and purifying phages, and obtaining VH-Vkappa and VH-Vlambda immune libraries; s3, screening specific antibodies in the immune library to obtain a target ScFv; s4, performing ELISA (enzyme-linked immuno sorbent assay) identification on the target ScFv screened in S3 to obtain phage positive monoclone; and S5, carrying out expression and verification on the phage positive monoclone in the S4. According to the invention ...

PERIODIC REGISTRATION METHOD AND DEVICE OF TERMINALS

The present invention discloses a periodic registration method and device of terminals. The method includes the following steps: a base station is reset and electrified; the base station informs the terminals to close the periodic registration; and the base station informs the terminals to open the periodic registration after a predetermined time. The present invention can avoid the comparatively great impact caused to the base station controller (BSC)/A port/core network, and it can further solve the problems of No.7 signaling overload, interruption, high central processing unit (CPU) usage and the like.

Primer group, kit and detection method for rapidly detecting listeria monocytogenes

The invention discloses a primer group, a kit and a detection method for rapidly detecting listeria monocytogenes. The primer sequence is as follows: Forward: 5 '-GCCACCGTTCTTCTCAGGCTGGTT-3'; and the Reverses is 5 '-TTCCCCATTGCGTCACCCTATCCC-3', and the number of the Reverses is 5 '- The PCR detection method based on the magnetic beads has the main advantages that target DNA is enriched through the magnetic beads, interference substances can be removed, the detection sensitivity and specificity are improved, meanwhile, the influence on PCR reaction is avoided, meanwhile, the PCR gene detection method has a certain detection limit and detection speed, and the detection result is more accurate. According to the method, the Listeria monocytogenes in food samples, environmental samples and the like can be accurately screened out, combined detection is carried out by combining a PCR gene detection method and a PCR detection method based on magnetic beads, the Listeria monocytogenes can be detected ...

Shark fin antenna

The utility model discloses a shark fin antenna, and relates to the technical field of vehicle-mounted antennas. The main printed circuit board is arranged on the base; the at least two digital signal broadcasting antenna oscillators are connected with the main printed circuit board; the digital signal broadcasting antenna oscillator radiation sheet is connected with the digital signal broadcasting antenna oscillator; the navigation antenna module and the communication antenna oscillator are connected with the main printed circuit board; according to the shark fin antenna, two or more digital signal broadcasting antenna oscillators are arranged to obtain two or more resonant frequency points to form a broadband characteristic, so that the attenuation of a broadband matching circuit is reduced, and the noise of a system is reduced.

Gene combination for expressing and producing Terrequinone A in escherichia coli and application of gene combination

The invention provides a gene combination for expressing and producing Terrequinone A in escherichia coli and application of the gene combination. The gene combination comprises a tdiAS gene, a tdiBS gene, a tdiCS gene, a tdiDS gene, a tidES gene, an sfpS gene, an ScCKS gene and an AtIPKS gene of which the nucleotide sequences are shown as SEQ ID NO.1-8. Recombinant plasmids pC02 and pU03 are respectively constructed by the eight genes, and the recombinant plasmids pC02 and pU03 are simultaneously transformed into the escherichia coli, so that the Terrequinone A is obtained. The recombinant engineering bacterium capable of producing the Terrequinone A with anti-cancer cell biological activity is obtained, the content of the Terrequinone A in fermentation liquor of the recombinant engineering bacterium is about 106.3 mg/L, and the recombinant engineering bacterium has potential application value in the field of biological pharmacy.

Outdoor terminal heat transfer system of water resource heat pump

... 本实用新型公开了一种水源热泵室外末端换热系统，包括与用户侧连接的蒸发器，蒸发器分别通过节流阀和四通阀与冷凝器连接，四通阀还与压缩机连接，冷凝器与设置在地表水中的换热器连接，换热器为塑料管，塑料管管壁上间隔设置有凸起和凹槽。一种水源热泵室外末端换热系统，换热器管壁上间隔设置有凸起和凹槽可以同时增加换热器的内外表面积，既增加了换热器外表面与地表水的接触面积，又增加了换热器内部换热介质的注入量，提高了换热效率，同时，该形状的换热器并没有改变换热器管道壁厚，使换热器具有一定的承压能力；另外，由高密度聚乙烯塑料管制成的换热器相较于铜管换热器耐腐蚀性强，具有较长使用寿命。 ...

Full-protection electricity taking integrated device and rail vehicle

The embodiment of the invention provides a full-protection electricity taking integrated device and a railway vehicle, and the device comprises a pantograph head which comprises an electricity taking assembly disposed in the middle of the pantograph head and pantograph corners disposed at the two ends of the pantograph head; the electricity taking integrated device further comprises a gas circuit protection assembly. The gas circuit protection assembly comprises a first protection gas circuit arranged in the electricity taking assembly in the extending direction of the electricity taking assembly and two second protection gas circuits arranged in the two bow corners in the extending direction of the two bow corners correspondingly. The power taking integrated device further comprises a pressure switch. The first protective gas circuit and the second protective gas circuit are both connected with the pressure switch; the pantograph head protection device has the beneficial effects that the ...

Centralized control station operation key information inspection method

The invention provides a centralized control station operation key information inspection method, which comprises the following steps: constructing an operation information inspection model, and storing an operation information detection analysis strategy in the operation information inspection model in an associated manner; inputting the operation information of the centralized control station obtained in real time into the operation information inspection model for detection and analysis; uploading and storing the analysis result associated with the analysis description; and meanwhile, an abnormal analysis result is communicated and notified to a user terminal. The operation information inspection model is constructed, the centralized control station operation information acquired in real time is input to the operation information inspection model for detection and analysis, when abnormal data is detected, alarm reminding is performed in time, and manual monitoring and analysis of single ...

Device for machining concentricity of motor base

The invention discloses a motor base machining concentricity device, and relates to the technical field of motor base turning machining, the motor base machining concentricity device comprises a machining supporting frame, the outer side of the machining supporting frame is fixedly provided with a cutting assembly, and the cutting assembly comprises a cutting edge and a cutting edge support for fixing the cutting edge; and the cutting edge bracket is fixedly mounted on telescopic rods of the two cutting lifting electric cylinders which are arranged in parallel. According to the rotating assembly, the stress of a motor base is balanced by controlling the pressure in a hydraulic cylinder in the rotating process, and therefore the problem that the machining precision is affected due to small-amplitude deviation of the base in the cutting process is solved; machining of the inner bore and the two spigot planes can be completed through one-time clamping, and the machining precision is further ...

TEST DEVICE FOR STUDYING PROPAGATION CHARACTERISTICS OF STRESS WAVE IN JOINTED ROCK MASS AT HIGH TEMPERATURES

A test device for studying propagation characteristics of a stress wave in jointed rock mass at high temperatures, comprising the following four parts: a transmission system (3), a loading system, a measurement system, and a heating device. The heating device employs a segmented heating method, which may meet complex test requirements. The measurement system mainly comprises two measurement systems. One uses a strain gauge (16) to measure local displacement of a rock to obtain a change in a wave velocity. Such a method may be used when a sample (2) has a relatively low temperature. The other method uses digital image processing technology. The operation is simple, the initial waveform and initial wave velocity may be controlled, and the present invention may better meet the test requirements; the position of the sample (2) may be fine-tuned to avoid the influence of errors left during rock processing on the test result; the heating device may perform segmented heating, which may meet complex ...

Intelligent accounting method and system for building carbon emission

The invention provides an intelligent accounting method and system for building carbon emission, and relates to the technical field of data processing, and the method comprises the steps: obtaining a plurality of carbon emission monitoring indexes of a first building; a real-time carbon emission monitoring data set is obtained; acquiring N carbon emission monitoring indexes greater than or equal to the first preset carbon emission; n daily average unit carbon emissions are obtained; the daily average unit total carbon emission is obtained; performing stability analysis on the continuous N daily average unit carbon emissions in the first accounting period to obtain a first stability index; and when the first stability index is a preset stability index, calculating the carbon emission in the first accounting period by taking the daily average unit total carbon emission as a period unit, thereby solving the problems in the prior art that the analysis process of the carbon emission basic data ...

Pine tree seed stable storage device

The invention relates to the technical field of storage devices, in particular to a pine tree seed stable storage device which comprises a storage bin and a plurality of cylinders with two open ends, the cylinders are annularly distributed in the storage bin at equal intervals, the lower ends of the cylinders penetrate through the bottom wall of the storage bin, and first perforated pipes are coaxially arranged in the cylinders. The lower ends of the first perforated pipes are closed, annular storage bins are formed between the cylinder and the first perforated pipes, second perforated pipes are coaxially arranged in the first perforated pipes, the lower ends of the second perforated pipes are in threaded connection with screw caps, the second perforated pipes are filled with drying particles, and annular sealing plugs are arranged at the lower ends of the annular storage bins. A rotary disc is rotationally arranged at the upper end of the storage bin, and a respective feeding structure ...

Structural optimization and application of eight genes related to 2, 4-DNT biodegradation

The invention discloses eight genes capable of completely degrading 2, 4-DNT and suitable for plant expression after optimization and application of the eight genes. Each gene is controlled by an independent CaMV35S promoter and terminator, the nucleotide sequences of the genes are respectively shown as SEQ ID No 1 to SEQ ID No 8, and the amino acid sequences of the proteins coded by the genes are respectively shown as SEQ ID No 9 to SEQ ID No 16. Eight genes which are optimized, synthesized and constructed form a 2, 4-DNT expression module, the 2, 4-DNT expression module can be successfully expressed in plants, the obtained engineering plants can completely degrade 2, 4-DNT into non-toxic substances, and the optimized genes can be used for constructing engineering plants for repairing aromatic pollutants.

Method for removing arsenic from high-arsenic nickel ore

The invention provides a method for removing arsenic from high-arsenic nickel ore, which comprises the following steps: obtaining the high-arsenic nickel ore and an additive containing FeS2, controlling the mass of the FeS2 to be 1.22-1.48 times of the mass of NiAs, and then outputting a mixed material; the method comprises the following steps: adding NiAs into a reaction kettle to obtain a mixed material and oxygen, controlling the mass of the oxygen to be 1.14-1.38 times of the mass of the NiAs, then carrying out external heating type aerobic pyrolysis on the mixed material, and respectively outputting pyrolysis gas containing arsenic and sulfur and pyrolysis materials containing nickel and iron. According to the arsenic removal method for the high-arsenic nickel ore, the FeS2 and the NiAs are subjected to the pyrolytic reaction in the aerobic atmosphere, arsenic in the NiAs can be changed into gaseous As2O3, nickel in the NiAs can be changed into solid NiO, and therefore the arsenic ...

MICROENCAPSULATED PLATINUM METAL CATALYST AND PREPARATION METHOD THEREFOR

A microencapsulated platinum metal catalyst and a preparation method therefor, the raw material composition of the catalyst comprising the following components by mass fraction: a liquid platinum metal catalyst, a low softening point thermoplastic resin, polyvinyl alcohol, deionised water, and a petroleum ether. The softening point of the low softening point thermoplastic resin is 60-80 degrees, and the low softening point thermoplastic resin may be dissolved in the petroleum ether. Microcapsule wall material of the microencapsulated platinum metal catalyst has a low softening point and good toughness, the microencapsulated platinum metal catalyst has no catalytic activity at room temperature and rapid catalytic activity when the temperature rises above 80 degrees, and the microencapsulated platinum metal catalyst can be used for the preparation of a low temperature forming single-component addition-type liquid silicone rubber.

DISPLAY SCREEN, FABRICATION METHOD THEREFOR, AND DISPLAY DEVICE

The present disclosure relates to a display screen, a fabrication method therefor, and a display device. A display screen, comprising a substrate, wherein at least one surface of the substrate is provided thereon with a high-polymer memory layer. When the substrate is deformed or cracked under the action of an external force, the high-polymer memory layer may automatically be restored to an original state, thus driving the substrate connected thereto to be restored to an original state, thereby repairing the deformation and fine cracks of the substrate.

Method for preparing succulent culture medium

The invention relates to the technical field of plant cultivation substrates, and discloses a method for preparing a succulent cultivation substrate, which comprises the following steps: step 1, sieving river sludge to obtain river sludge containing gravel particles with the particle size of less than 10mm for later use; step 2, fully and uniformly mixing the domestic sludge and fermentation auxiliary materials, and performing first-stage aerobic fermentation; 3, the river sludge and the first-stage oxygen fermentation product are fully mixed to be uniform and then subjected to second-stage aerobic fermentation, and a nutrient substrate product is obtained; step 4, further finely screening the nutrient medium product to obtain a particle mixture with the particle size of 5-10mm and a nutrient culture medium with the particle size of less than 5mm; and step 5, during use, paving the particle mixture on the lower layer of a planting soil layer, and paving the nutrient culture medium on the ...

Coumarin hemicyanine dye with rigid structure as well as preparation method and application thereof

The invention belongs to the field of fluorescent probes, and particularly relates to a coumarin hemicyanine dye with a rigid structure as well as a preparation method and application thereof. In order to solve the problems of low fluorescence quantum yield and small Stokes shift in the existing fluorescent dye, a series of coumarin hemicyanine dyes (RCHC1-3) with rigid structures are constructed by introducing a double-ring system into classical coumarin hemicyanine (CHCs), and the series of dyes not only keep large Stokes shift of the classical CHCs dye, but also have the advantages of high fluorescence quantum yield and small Stokes shift. Importantly, the rigid structure effectively inhibits a non-radiative transition process induced by double-bond isomerization, so that the fluorescent quantum yield is improved. In view of the advantages, the series of dyes not only show improved fluorescence brightness during cell imaging, but also can avoid interference of biological self-fluorescence ...

Expression recognition model training method and facial expression recognition method and device

The invention discloses an expression recognition model training method, a facial expression recognition method and a facial expression recognition device, and belongs to the field of expression recognition. The expression recognition model training method comprises the steps of obtaining a target training image, wherein the target training image is an image containing a facial expression; inputting the target training image into a to-be-trained expression recognition model, and performing label classification learning and label distribution learning; a joint loss value of the target training image is determined through a joint loss function, and the joint loss function comprises a classification loss function used for label classification learning and a distribution loss function used for label distribution learning; the joint loss function is used for reflecting the overall learning condition of two dimensions of label classification learning and label distribution learning; and performing ...

CONTROL METHOD AND CONTROL DEVICE FOR CESSATION OF VOMITING

A control method and a control device for the cessation of vomiting, comprising: a housing (1); an MCU single-chip microcomputer (2), a charging circuit (3), a discharging circuit (4) and a rechargeable battery (5) for supplying power, all of which are disposed in the housing (1); keys (6), a display screen (7), an alarm (8) and a plurality of gear indication lamps (9) that are disposed on the housing (1); two electrodes (10) and an optical pulse detection unit that are disposed on the lower surface of the housing (1); and two wrist bands (12) that are disposed on the housing. The control device for cessation of vomiting has a stabilizing therapeutic effect.

DISPLAY DEVICE RESOURCE PLAYING METHOD AND DISPLAY DEVICE

The present application provides a display device resource playing method and a display device. According to the present application, a corresponding audio output device can be selected to play audio resources and speak aside information according to an earphone mode and an audio mode at the time of a display device being connected to an earphone and a speak aside output mode under a visual impairment mode. According to embodiments of the present application, the resource playing requirements of a user having visual impairment and a user having normal vision can be satisfied at the same time; when the user having visual impairment and the user having normal vision watch resources at the same time, the user having visual impairment can listen to the audio resources and speak aside information by using the earphone alone, and the user having normal vision can listen to the audio resources by using a loudspeaker of the display device; or, the user having visual impairment can listen to the ...

Traditional Chinese medicine composition for treating postpartum prolonged lochia or lochiorrhea

... 本发明涉及种治疗产后恶露不尽的中药组合物，由下述重量配比的中药原料组成：还阳草根10‑20g，杉叶藻8‑15g，麦瓶草10‑20g，赛葵5‑10g，猪鬃草8‑15g，麦麸草10‑25g，忽布筋骨草15‑25g，蚕豆花5‑10g，笔仔草7‑10g，普贤菜5‑8g，楮树根10‑20g，山橿根5‑10g。本发明的中药组合物诸药配伍具有补气养血、养阴清热、凉血止血、化瘀活血的功效，治疗产后恶露不尽疗效显著，有效率高，安全无毒副作用。 ...

Expression recognition model training method and facial expression recognition method and device

The invention discloses an expression recognition model training method, a facial expression recognition method and a facial expression recognition device, and belongs to the technical field of image processing. The expression recognition model training method comprises the steps that clean training samples and conflict training samples are obtained, the clean training samples are training samples of which the loss in a first recognition model and the loss in a second recognition model are smaller than a first threshold value, and the conflict training samples are training samples of which the loss is smaller than a second threshold value; the conflict training samples are training samples of which the loss in one of the first recognition model and the second recognition model is smaller than the first threshold value and the loss in the other one of the first recognition model and the second recognition model is larger than a second threshold value; obtaining a fuzzy training sample from ...

ECHO SUPPRESSION TESTING METHOD

The present invention relates to the technical field of audio testing, and in particular to an echo suppression testing method. The echo suppression testing method comprises: a first audio signal generator arranged on a sending module generates testing signals, and transmits same to a first local interphone; the first local interphone transmits the testing signals to related equipment by using a system network; a receiving module receives the testing signals; return the testing signals to the sending module; then compute ear-bearing sound pressure Pi generated by partial testing signals; compute, according to a formula (I), average sound pressure difference of an audio signal returned to the sending module; and judge whether the performance of an intelligent communication system is good or not according to the average sound pressure difference. The technical scheme effectively completes an echo suppression test and effectively obtains echo suppression characteristic parameters of an audio ...

Acid cellulase tolerant to ionic liquid and alcohol and application thereof

The invention discloses acidic cellulase tolerant to ionic liquid and alcohol and application of the acidic cellulase. Relates to the technical field of gene engineering. Amino acids, nucleotide sequences and applications thereof are provided. The cellulase provided by the invention has the optimal reaction temperature of 55 DEG C and the optimal reaction pH of 5.6-6.0, keeps the relative activity of more than 50% under the condition of 0-30% ionic liquid concentration, and keeps the relative activity of more than 80% under the condition of 10% different alcohols. In the hydrolysis system of the birch sawdust and the corncob treated by the ionic liquid, the content of glucose in the product is respectively increased by 90% and 35% or above. The method can be applied to the industries of food, feed, textile, industrial production and the like, the degradation rate of lignocellulose treated by the ionic liquid is increased, and cellulase which is excellent in property and suitable for industrial ...

Transmission small cover gear selecting and shifting structure strength analysis method

In order to realize reasonability of gear selecting and shifting force and structural design of a small cover gear selecting and shifting structure, the invention provides a transmission small cover gear selecting and shifting structure strength analysis method which comprises the following steps: S1, testing the gear selecting and shifting force of the transmission small cover gear selecting and shifting structure and strain information of sensitive key points through a test bed; s2, inputting the tested gear selecting and shifting force as an external load spectrum of the simulation model to obtain a strain result of a sensitive key point of the small cover gear selecting and shifting structure; s3, comparing the strain information of the sensitive key points of the small cover gear selecting and shifting structure with a simulation strain result; s4, adjusting the simulation model according to a comparison result; s5, stress and strain results of sensitive key points are obtained for ...

FLEXIBLE DISPLAY PANEL AND PREPARATION METHOD THEREFOR

A flexible display panel and preparation method therefor. The flexible display panel comprises: a plurality of pixel units, each pixel unit comprising sub-pixels (1) of at least three colors, wherein the sub-pixels (1) of the same color are arranged along a same preset stretching direction. When the flexible display panel is stretched, the sub-pixels (1) are slightly stretched. However, if light-emitting colors of a plurality of sub-pixels (1) in the preset stretching direction are set as a same color, when one sub-pixel (1) is slightly stretched, the other two identical sub-pixels (1) can implement a compensation function to eliminate the effect caused when the sub-pixel (1) is stretched, thereby resolving the problem of a poor display effect due to the stretching of the sub-pixels (1) during a flexible display panel stretching process.

Drug transfer device for breast cancer immunotherapy

The invention relates to the technical field of medicine transfer, and discloses a medicine transfer device for breast cancer immunotherapy, which comprises a transfer box, the rear parts of the left and right sides of the top end of the transfer box are fixedly connected with sleeve shells, and the center of the top end of the transfer box is provided with a front-back through groove I; a first rotating rod is rotatably connected between the left side wall and the right side wall of the rear portion of the interior of the first groove, a box cover is fixedly connected to the outer surface of the first rotating rod, a second inner groove is formed in the bottom of the box cover, and mounting grooves are formed in the left side and the right side of the interior of the transfer box. And meanwhile, when the device is used, a medical worker does not need to lower the head to stoop to take the medicine, so that the medicine is convenient to take, and the device is high in practicability.

Mine cab strength welding auxiliary tool

The mining cab strength welding auxiliary tool is characterized in that the mining cab strength welding auxiliary tool comprises a tool mounting frame, a tool regulation and control mechanism is fixedly mounted above the tool mounting frame, an auxiliary positioning mechanism is arranged beside the tool regulation and control mechanism, and an auxiliary supporting mechanism is arranged in the middle of the tool mounting frame; a control mechanism is fixedly installed below the tool installation frame, the tool installation frame conducts fixed installation and supporting positioning on the overall structure of the installation frame through a fixing waist plate, a fixing angle plate and a supporting installation plate in sequence, and a supporting fixing opening is formed in the outer portion of the supporting body and can be conveniently disassembled and fixed. An adjusting knob, a start-stop button and a detection button are fixedly installed below the control mechanism and are used for ...

NETWORK ELEMENT DEVICE AND TRANSMISSION MODE CONFIGURATION APPARATUS AND METHOD THEREFOR

Provided are a network element device and a transmission mode configuration apparatus and method therefor. The method comprises: arranging a service board, a clock board and an interface board which are successively connected on a network element device, and respectively connecting the service board and the interface board to an upstream clock source device via a first interface and a second interface; the interface board receiving a mode configuration packet issued by a transmission mode configuration terminal; when the configuration packet includes an out-of-band mode configuration instruction, configuring a transmission mode to be out-of-band transmission and enabling the second interface; and when the configuration packet includes an in-band mode configuration instruction, configuring the transmission mode to be in-band transmission and enabling the clock board. By adding service board and clock board hardware bases for realizing in-band transmission to a network element device, and ...

Emergency conversion hand valve for undercarriage

Relates to an emergency switching hand valve of an undercarriage in the field of power systems, which comprises a shell, a radial channel and two axial channels are communicated with the shell, and each axial channel is divided into two symmetrical valve core holes; a conversion shaft is rotationally assembled in the radial channel, a shaft body of the conversion shaft is reduced to form an annular groove, and a cam is coaxially fixed to the reducing shaft body, corresponding to the annular groove, of the conversion shaft; a valve sleeve and a plug are inserted in the valve element hole, and a transition hole is formed in the inner end face of the plug and is correspondingly communicated with an opening in the side of the corresponding end of the shell. The middle of the inner wall of the valve sleeve shrinks inwards to form a shrinkage cavity, a valve structure and a top door structure are slidably inserted into the two ends of the valve sleeve respectively, a first spring is arranged ...

PICTURE DISPLAY METHOD, AND DISPLAY DEVICE

A picture display method and a display device. Target picture quality parameters of a target picture can be set in combination with an artificial intelligence picture quality (AIPQ) function and an auto content recognition (ACR) function, such that a target picture finally displayed according to the target picture quality parameters can meet the viewing requirement of a user.

Evaporation coating device for infrared window processing

The invention relates to an evaporation coating device for infrared window processing. A sealing box door is arranged on the front end face of a sealing processing box, a positioning block a is arranged on the inner bottom face, an air inlet pipe and an exhaust pipe are arranged on the left side face and the right side face in a penetrating mode respectively, and electromagnets a are arranged on the two sides of the positioning block a; the evaporation source mechanism is located at the lower end in the sealed processing box, an inner electric heating wire is arranged in the storage part, the lower end of the storage part makes contact with an electromagnet a through a balancing weight, a cover is detachably arranged at the upper end of the storage part, the crucible is located in a containing groove in the upper surface of the storage part, and the base plate limiting mechanism is located over the evaporation source mechanism. Wherein the upper end of the supporting plate is connected ...

Stretchable display panel and display device

The invention discloses a stretchable display panel and a display device. The stretchable display panel comprises a plurality of first pixel islands; at least one compensation pixel island is arranged between every two adjacent first pixel islands, and the compensation pixel islands are used for compensating the display brightness of the first pixel islands; wherein the compensation pixel islands are connected with the adjacent first pixel islands through stretchable wires. According to the technical scheme, the display resolution of the stretchable display panel when the stretchable display panel is stretched is improved, the display effect of the stretchable display panel is improved, and the problem that the resolution of the stretchable display panel is low when the stretchable display panel is stretched is solved.

Plate-type tennis court

The invention discloses a plate-type tennis court, and relates to the technical field of plate-type tennis. The plate-type tennis court comprises a storage mechanism, the storage mechanism comprises two first storage plates, the two first storage plates are arranged in a bilateral symmetry mode and are both in an L shape, and the lower side edges of the faces, away from each other, of the two first storage plates are movably connected with a second storage plate through hinges; a sliding groove is formed in the middle of the inner wall of each first storage plate, third storage plates are inserted into the front side and the rear side of each first storage plate and are in an L shape, sliding columns are fixedly connected to the middles of the outer walls of the sides, close to the first storage plates, of the third storage plates, and the sliding columns are correspondingly inserted into the sliding grooves in a sliding mode and matched with the sliding grooves; and a plate belt mechanism ...

Mounting platform for large-tonnage prefabricated pipe pile

The invention discloses a mounting platform for large-tonnage prefabricated tubular piles, which belongs to the technical field of tubular pile mounting and comprises a lower platform, two connecting seats are mounted above the lower platform, winches are mounted above the connecting seats, an upper platform is arranged above the two winches, and the prefabricated tubular piles are arranged on the inner sides of the upper platform and the lower platform; by arranging the height adjusting device, a worker can adjust the distance between the upper-layer platform and the lower-layer platform to a certain degree when needed, so that the working requirements under different conditions are better met, and the working capacity of the platform is improved; by arranging the measuring device, a worker can measure the exposed length of the prefabricated pipe pile through simple operation when needed, so that the worker can conveniently calculate the working progress and the remaining duration, and ...

Joint expansion experiment tool for wood floor splicing seam

The invention relates to the technical field of wood floor experiments, in particular to a wood floor seam expansion experiment tool which can automatically measure the expansion rate of an experiment sample in the width and length directions of fibers, is high in precision, can simulate different environmental changes and is good in practicability. Comprising a platform, a heat preservation box covers the platform, and an air conditioning system adjusts the temperature and humidity in the heat preservation box; the device further comprises ball seats, a sliding block, a laser head, a first reflecting mirror, a first grating, a controller and a clamping mechanism, the multiple ball seats are installed on the platform in a matrix mode, the clamping mechanism clamps an experiment sample piece on the multiple ball seats, the lower end of the laser head is elastically installed on the sliding block, and the side wall of the laser head makes elastic contact with the side wall of the experiment ...

A double-layer inducing technology based on thin film method of preparing rubrene

... 本发明设计了种双层诱导红荧烯薄膜生长的制备方法，即通过增加有效诱导层的层数来诱导红荧烯薄膜生长，在高质量双层诱导层上外延生长高有序、高结晶性的红荧烯薄膜，通过调控外延层生长行为、结晶度和薄膜微结构，实现有机——有机外延生长关系，构筑高有序、高结晶性的多晶形态的红荧烯薄膜，达到提高其迁移率的目的。 ...

Wire connecting device for electric power engineering

The invention discloses a wire connecting device for electric power engineering, and relates to the technical field of electric power engineering, and the device comprises a pedestal, the top of which can be used for placing a wire; the wire stripping piece is mounted on the base and can strip the wire on the base; wherein the wire stripping piece comprises two sliding pipe sleeves, the sliding pipe sleeves are connected with the base, and tool bits are installed on the opposite sides of the two sliding pipe sleeves; the tool bit can stretch out and draw back towards the direction where the wire is located. According to the wire connecting device for the electric power engineering, due to the fact that the wire is fixed in the mode that the base and the box cover are clamped, and then the tool bit is used for cutting the wire in the extending direction of the wire, the technical problem that when an existing wire connecting device for the electric power engineering is used, the wire cannot ...

PAGING MESSAGE CONTROL METHOD AND DEVICE

Disclosed are a paging method control method and device. The method comprises: when the resource load of a designated serving cell is overloaded, a base station to which the designated serving cell belongs releases a non-speaking-right user that participates designated cluster group calling in the designated serving cell; and the base station suspends sending a paging message of designated cluster group calling in the designated serving cell. By means of the present invention, the problems of repeatedly releasing and accessing of a non-speaking-right user in group calling caused by a load control releasing the non-speaking-right user in the cluster group calling during the process of a cluster group calling service in the relevant art, thereby avoiding the phenomena of repeatedly releasing and accessing of a non-speaking-right user in group calling.

POSITIVE ELECTRODE MATERIAL FOR HIGH VOLTAGE LITHIUM BATTERY, BATTERY, PREPARATION METHOD THEREFOR AND USE THEREOF

Disclosed are a positive electrode material for a high voltage lithium battery, a battery, a preparation method therefor and the use thereof. The structural formula of the positive electrode material is Li[LixMnaNibCoc]O2·αMyOz, wherein -0.05 < x < 0.3, a, b and c are all greater than 0.02 and less than 0.9, M is a metal element other than lithium, nickel, cobalt and manganese, and MyOz is a composite oxide complying with valence composition, 0.13 ≤ α ≤ 0.3, 0 < y ≤ 3, 0 < z ≤ 5, and 0.9 < x+a+b+c < 1.4. The positive electrode material is obtained by using a precursor synthesis process and a doping and coating technique and by crushing twice, demagnetizating twice and sintering twice. A lithium ion secondary battery prepared using the positive electrode material has the advantages of a stable structure, a good electrolyte applicability, etc. Lithium ion secondary batteries prepared using different negative electrodes have a good cycle stability in a maximum operating voltage range of 2.8 ...

PAIRING METHOD, PAIRING SYSTEM, AND PAIRING MODULE FOR SMART BATHTUB DEVICE, AND SMART BATHTUB DEVICE

Disclosed are a pairing method and system for a smart bathtub device, and a smart bathtub device. The method comprises: sending a first pairing request to a server so that the server sends a pairing code to the smart bathtub device in response to the first pairing request; and receiving and displaying the pairing code so that a mobile terminal sends a second pairing request comprising the pairing code to the server after logging on to a user account, so that the server binds the user account with the smart bathtub device in response to the second pairing request. According to the technical solution provided in embodiments of the present invention, the smart bathtub device requests the pairing code to the server so as to complete pairing the smart bathtub device with the user account via the pairing code. Therefore, even a mobile terminal bound with a device is missing, and the device manual comprising the device name is also missing, the pairing procedure between the mobile terminal and ...

Movable outdoor emergency anesthesia equipment for anesthesiology department

The invention discloses anesthesiology mobile outdoor emergency anesthesia equipment which comprises a shell and a cover body connected to the top end of the shell, and an electric auxiliary breathing device, an oxygen storage bottle and an anesthetic gas storage bottle are arranged in the shell in a concentrated mode. Air outlets of the oxygen storage bottle and the anesthetic gas storage bottle are connected with a first hose and a second hose respectively, the electric auxiliary breathing device is connected with a third hose, the first hose is communicated with the second hose and then communicated with the third hose through a fourth hose, and the third hose is connected with a breathing mask. The breathing mask is connected with a filtering device arranged in the cover body through a fifth hose, the filtering device is connected with a sixth hose connected with a fourth hose, the filtering device can filter gas exhaled by a patient through the mask, and the breathing quality of the ...

Grain drying and segmented drying equipment capable of performing quality tracing and comparison

The invention discloses grain drying segmented drying equipment capable of conducting quality tracing and comparison, and relates to the technical field of drying equipment, the grain drying segmented drying equipment comprises a segmented drying equipment main body, a plurality of evenly distributed and vertically arranged segmented drying ovens are movably assembled above the segmented drying equipment main body, and the segmented drying ovens are arranged on the upper portion of the segmented drying equipment main body. A pre-drying storage box located above the sectional type drying furnace is further fixedly assembled above the sectional type drying equipment body, and a post-drying storage box located below the sectional type drying furnace is further fixedly assembled above the sectional type drying equipment body. According to the grain drying and segmented drying equipment capable of conducting quality tracing comparison, the drying value of grain seeds is preset by conducting ...

TEST DEVICE FOR RESEARCHING PROPAGATION CHARACTERISTIC OF ELASTIC LONGITUDINAL WAVES IN JOINT ROCK MASS

A test device for researching the propagation characteristic of elastic longitudinal waves in a joint rock mass, the test device comprising three parts, i.e. a launching system (3), a loading system, and a measurement system. A pipe of a launching cavity (6) is made of a high-strength insulating material, and a bullet (5) consists of an armature and a metallic bullet body. The launching system (3) uses magnetic waves generated by an alternating current to drive the bullets (5), and the initial speed of the bullets (5) can vary by changing a discharge voltage, thereby obtaining the propagation characteristic of elastic longitudinal waves having different initial wave speeds in the joint rock mass. The propagation characteristic of the elastic longitudinal waves having different initial waveforms is obtained by adjusting the shape of the bullets (5). The measurement system uses a strain gauge (16) to measure the local displacement of a rock, thereby obtaining a change in the wave speed. The ...

Special culture medium for hydroponic plants and preparation method thereof

... 本发明公开了种水培植物专用培养液及其制备方法。该培养液，每升去离子水中按质量计的原料：鸡粪，硝酸钠，磷酸氢钙，硝酸钾，硫酸镁，碳酸氢钠，硼酸钠，乙二胺四乙酸钠，纳米碳，维生素C，维生素E。制备方法：称取各原料；将鸡粪在太阳下，暴晒48‑50小时后，加入其重量1‑1.5倍的去离子水煮沸，过滤，并向滤液中加入除臭剂搅拌得鸡粪提取液；将鸡粪提取液，硝酸钠，磷酸氢钠，硝酸钾，硫酸镁，碳酸氢钠，硼酸钠，乙二胺四乙酸钠，纳米碳，维生素C，维生素E和去离子水混合后，搅拌混合液；将混合液巴氏灭菌后封装即可。本发明培养液营养成本低廉，不易滋生细菌，且保存起来更方便，不易受环境控制，且制备方法简单，易于制备。 ...

Method and device for realizing high-availability cluster of cloud firewall

The invention discloses an implementation method and device for a high-availability cluster of a cloud firewall, and relates to the technical field of cloud firewalls. The method for realizing the high-availability cluster of the cloud firewall comprises the following steps of: performing session offloading processing on a data packet based on an SLB session offloading table; carrying out simplification processing on the data flow of the ALG related protocol; and the health state and the concurrent session number of each FW node are monitored in real time through the SLB, so that the dynamic expansion and contraction of the FW nodes are realized. According to the method and the system, session shunting processing is performed on the data packet through the SLB session shunting table, simplification processing is performed on the data flow of an ALG related protocol, the health state and the concurrent session number of each FW node are monitored in real time through the SLB, dynamic expansion ...

Method and system for predicting residual life of gearbox

In order to solve the problems of inaccurate gearbox residual life prediction, high cost and the like, the invention provides a gearbox residual life prediction method and system, and the method comprises the following steps: S1, obtaining the driving data of a current vehicle, the driving data comprising a gearbox model, a driving scene category and the number of cycles of gears of the gearbox under each gear; s2, a gear cycle index standard value matched with the gearbox model, the driving scene category and the gear under each gear is obtained; s3, inputting the gear cycle index corresponding to each gear and the gear cycle index standard value into the residual life prediction model to obtain the residual mileage under the corresponding gear; s4, when the remaining driving mileage under any gear is smaller than or equal to zero, an alarm signal is sent out; the gear cycle index of different gears of the current vehicle is predicted through the residual life prediction model and is reflected ...

Surface screw thread formula water source heat transfer system

... 本实用新型公开了一种外表面螺纹式水源换热系统，包括与用户侧连接的蒸发器，蒸发器分别通过节流阀和四通阀与冷凝器连接，四通阀还与压缩机连接，冷凝器与设置在地表水中的换热器连接，换热器外表面均匀设置有螺纹。一种外表面螺纹式水源换热系统，通过对换热器外表面进行螺纹处理，增加了换热器外表面与地表水的接触面积，提高了热交换能力；另外，由高密度聚乙烯塑料管制成的换热器相较于铜管换热器耐腐蚀性强，具有较长使用寿命。 ...

Intelligent ultrasonic probe

The invention discloses an intelligent ultrasonic probe, relates to the field of medical human body ultrasonic examination, and solves the problem that the existing ultrasonic probe exerts pressure on skin when examining different organs and tissues (abdomen, chest, neck, eyes, head, blood vessels, soft tissues and the like) of a human body. The ultrasonic probe comprises a shell, a piston cylinder, a sealing ring, an air pressure adjusting channel, an end cover and a constant air source device, the constant air source device comprises an air source cylinder, an air source port arranged on the air source cylinder, an air vent and a pressure sensor used for detecting the air pressure in the air source cylinder; the air source piston is arranged in the air source air cylinder, and the driving motor drives the air source piston to move. The other end of the air pressure adjusting channel is connected with the air source port; and the driving motor and the pressure sensor are electrically connected ...

Method for synthesizing betanin through callus culture

The invention discloses a method for creating carrot calluses capable of being used for synthesizing betanin through a genetic engineering technology. According to the invention, a melO gene from aspergillus oryzae, and DODA1 and CYP76AD1 genes from red beet are subjected to structure optimization, and nucleotide sequences of the optimized melO gene, the DODA1 gene and the CYP76AD1 gene are respectively shown as SEQ ID No 1, SEQ ID No 2 and SEQ ID No 3. Each functional gene is connected with an independent 35S promoter and an independent NOS terminator, and is used for constructing a plant polygene expression vector. Through agrobacterium tumefaciens-mediated genetic transformation, beet glycoside is synthesized in carrot calluses without additionally adding any substrate. Through suspension culture of the positive calluses, the total amount of betanin reaches 465.9 micrograms from the initial 43.9 micrograms after 4 weeks, so that the method can be used for producing betanin through fermentation ...

Device for extracting first-class compounds in pine needles

The invention relates to the technical field of plant extraction, in particular to a pine needle compound extraction device which comprises an extraction barrel, a smashing barrel and a solvent barrel, the smashing barrel and the solvent barrel are arranged on the upper portion of the extraction barrel, a smashing cutter set is arranged in the smashing barrel, and the bottom of the smashing barrel and the bottom of the solvent barrel are connected with a powder pipe and a solvent pipe respectively. A transmission shaft is rotationally arranged in the extraction barrel, a stepping motor for driving the transmission shaft is installed on the outer wall of the bottom of the extraction barrel, a plurality of cross rods are fixed to the circle of the upper end of the transmission shaft, extraction containers are installed at the other ends of the cross rods, and a first sealing cover is arranged on one side of the upper portion in the extraction barrel; a first heating block is further arranged ...

Multi-converter test method and device, electronic equipment and storage medium

The invention provides a multi-converter test method and device, electronic equipment and a storage medium, and the method comprises the steps: receiving a configuration input of a user for a configuration region of a first interface of an application program, the configuration region being used for receiving a setting operation for an action configuration table, the action configuration table comprises a plurality of converters and configuration information of an instrument for measuring the converters; in response to the configuration input, displaying the action configuration table in a preset area of the first interface; receiving a first input of a user to a first control of the first interface, wherein the first control has a function of triggering a test; and in response to the first input, traversing the action configuration table, controlling the plurality of converters and the instrument according to configuration information in the action configuration table so as to carry out ...

DETECTION METHOD AND DETECTION SYSTEM FOR AUDIO TRANSMISSION CHARACTERISTIC OF BUILDING INTERCOM SYSTEM

The present application relates to a detection method and a detection system for an audio transmission characteristic of a building intercom system. The method comprises: a sound source portion generating a specific voice signal, and inputting the specific voice signal to a detected channel as an input voice signal, transmitting the specific voice signal in the detected channel and outputting the specific voice signal as a detected output voice signal, wherein the specific voice signal comprises an ITU Telecommunication Standardization Sector (ITU-T) P.50 simulated voice signal or P.501 human voice signal; and based on the detected output voice signal, measuring a sound pressure relevant to the detected output voice signal, and according to the sound pressure which is obtained by measurement and is relevant to the detected output voice signal, calculating an audio characteristic parameter value, so as to determine an audio transmission characteristic of the detected channel. By improving ...

METHOD FOR CONTROLLING INTELLIGENT IMAGE MODE SWITCHING AND DISPLAY DEVICE

Disclosed are a method for controlling intelligent image mode switching and a display device, used for controlling enabling and disabling of intelligent image mode switching functions of display devices and avoiding conflicts between the intelligent image mode switching functions and third-party application restrictions in some countries. The method comprises: if a server control switch is on and a signal source or a third-party application is in a whitelist, enabling an intelligent image mode switching function of the signal source or the third-party application. The server control switch is used for controlling enabling and disabling of intelligent image mode switching functions of signal sources and third-party applications in the whitelist, and the whitelist comprises the signal sources and the third-party applications that allow screen capture.

Water source heat transfer device

... 本实用新型公开了一种水源换热装置，包括与用户侧连接的蒸发器，蒸发器分别通过节流阀和四通阀与冷凝器连接，四通阀还与压缩机连接，冷凝器与设置在地表水中的换热器连接，换热器外表面沿竖直方向均匀设置有凹槽。一种水源换热装置，通过对换热器外表面设置凹槽，增加了换热器外表面与地表水的接触面积，提高了热交换能力；另外，由高密度聚乙烯塑料管制成的换热器相较于铜管换热器耐腐蚀性强，具有较长使用寿命。 ...

RAIL TRAIN AND FIRE-FIGHTING DEVICE AND FIRE-FIGHTING METHOD FOR ELECTRICAL CABINET

Disclosed are a rail train and a fire-fighting device and fire-fighting method for an electrical cabinet. The fire-fighting device for the electrical cabinet comprises: an electrical cabinet body and a smoke-temperature composite detector provided inside the electrical cabinet body; a spray nozzle provided inside the electrical cabinet body; and an agent tank communicated with the spray nozzle by means of a pipeline, the agent tank being configured to store an agent capable of extinguishing fire after being sprayed out. When the fire-fighting device for the electrical cabinet provided in embodiments is used to extinguish fire, a fire extinguishing agent can be rapidly sprayed into the inside of the electrical cabinet body only by starting the spray nozzle, thereby being capable of effectively improving the fire extinguishing speed.

DOUBLE-LAYER RAIL VEHICLE AND UNDERFRAME THEREOF

A double-layer rail vehicle and an underframe thereof. The underframe (1) comprises a lower underframe (11), end underframes (12, 13), side underframes (14, 15), reinforcing middle beams (16, 17), and sealing plates (18, 19). The first reinforcing middle beam (16) is used for fixing the first end underframe (12) to one end of an underframe middle beam (111); the second reinforcing middle beam (13) is used for fixing the second end underframe (13) to the other end of the underframe middle beam (111); the first sealing plate (18) is fixedly connected between the first end underframe (12) and the lower underframe (11) to seal a gap between the first end underframe (12) and the lower underframe (11); the second sealing plate (19) is fixedly connected between the second end underframe (13) and the lower underframe (11) to seal a gap between the second end underframe (13) and the lower underframe (11).

Automatic adhesive tape winding machine

The invention discloses an automatic adhesive tape winding machine which comprises a base, at least one winding mechanism, a driving mechanism arranged on the base, used for stepping a wire harness and capable of translating in a horizontal plane, and a control module electrically connected with the winding mechanism and the driving mechanism and used for controlling the winding mechanism to wind the wire harness after the winding mechanism winds the wire harness. According to the automatic adhesive tape winding machine, manual winding can be replaced, different adhesive tape coils are preset to be wound on different winding mechanisms to meet different adhesive tape winding requirements, and the driving mechanism moves the wire harness to the corresponding winding mechanisms to be wound.

Abnormal control flow transfer attack detection method and system

According to the abnormal control flow transfer attack detection method and system provided by the embodiment of the invention, disassembling reverse analysis is carried out on a binary program, and a safe execution contour composed of a control flow graph set, a legal indirect transfer address set and a function boundary set of the program is extracted; respectively storing the extracted address information in the security execution contour; the method comprises the following steps: dynamically monitoring information when a to-be-detected binary program runs, executing tracking when a to-be-detected sample is input, and recording the monitored information; the information transmitted through dynamic monitoring is analyzed through multiple detection strategies, whether the target sample contains attack behaviors or not is determined, the abnormal control flow transfer attack detection method provided by the invention relieves the lagging situation of network attack behavior discovery, further ...

Lossless data compression and decompression method and device for control code

The invention relates to the technical field of data compression, in particular to a lossless data compression and decompression method and device for a control code, and aims to solve the technical problem that the control code is not processed in the prior art. The method comprises the steps that a dictionary is created, the dictionary comprises a plurality of data sets, and each data set comprises three data bits including an index column, a data column and a valid bit column; wherein the index column stores address information, the data column stores original data, and the effective bit column marks whether the data column stores the original data or not. According to the method for processing the control code by applying a dictionary table with a fixed size in data compression, when the control code is triggered, compression or decompression of a data stream by a compression end and a decompression end is stopped, and a program specified by the control code is executed.

Shock absorber sliding column grinding device

The invention discloses a shock absorber sliding column grinding device, and relates to the technical field of grinding devices. Comprising a base and a sliding frame, the base is connected with a stand column, the stand column is connected with baffles, the baffles are fixedly connected with the sliding frame, a first driving mechanism and a first feeding mechanism are arranged between the two baffles, a second feeding mechanism is arranged between the base and the sliding frame, the sliding frame is connected with a support, the base is connected with an electric cylinder, and an output shaft of the electric cylinder is connected with a first supporting frame. A supporting rod is inserted into the first supporting frame and slidably connected with the first supporting frame, the supporting rod is connected with the base, the first supporting frame is connected with a supporting block, a second driving mechanism is arranged between the support and the supporting block, a first grinding ...

Non-embedding image steganography method and device based on double dynamic mapping

The invention provides an embedding-free image steganography method and device based on dual dynamic mapping, and belongs to the technical field of information security, and the method comprises the steps: constructing a dual dynamic mapping relation between secret information and a random noise vector; according to the dual dynamic mapping relation, obtaining a secret-containing image generation seed corresponding to target secret information; the secret-containing image generation seed is a random noise vector corresponding to the target secret information; and inputting the secret-containing image generation seed into a pre-established non-embedded image steganography model so as to carry out non-embedded image steganography. According to the embedding-free image steganography method and device based on double dynamic mapping, double dynamic transformation is achieved through one-to-many dynamic mapping of the secret information and the random noise vector and dynamic switching of the ...

Quick-release type shock absorber support

The invention belongs to the technical field of shock absorbers, and particularly relates to a quick-release shock absorber support which is characterized in that the top surfaces of two bottom plates are fixedly connected with a pair of symmetrically arranged jacks; a connecting plate is fixedly connected between the bottom plates; the surface of the connecting plate is slidably connected with a sliding sleeve. The top face of the sliding sleeve is rotationally connected with a pair of symmetrically-arranged straight plates, and the bottoms of the two straight plates are rotationally connected. The top surfaces of the two straight plates are rotationally connected with rotating shafts; the straight plate on the sliding sleeve is driven by the sliding sleeve to slide along the surface of the connecting plate and is used in cooperation with the rotating threaded rod, so that the top of the push plate moves upwards and abuts against the connecting position of the lower limb arm and the steering ...

Crude oil fluidity improver as well as preparation method and application thereof

The invention discloses a crude oil fluidity improver as well as a preparation method and application thereof, and belongs to the technical field of crude oil transportation. According to the invention, the single-long-chain fatty glyceride and cyclohexanedione are subjected to ketal reaction to generate a small-molecule spiro compound with long-chain alkyl, so that the crude oil fluidity modifier is prepared. According to the present invention, by using the spatial configuration formed by the cyclic structure of the spiro compound on different planes, the crystallization direction can be changed when the crude oil is added and the crude oil and the wax in the crude oil are subjected to co-crystallization, such that the precipitated wax crystal structure is loose so as to provide the crude oil pour point depression and viscosity reduction effect; compared with an existing crude oil flowability modifier, the crude oil flowability modifier has the advantages that the content of heavy components ...

Method for recovering tin from tin-containing material

The invention provides a method for recovering tin from a tin-containing material, the tin-containing material contains tin and arsenic, and the method for recovering tin from the tin-containing material comprises the following steps: S11, obtaining the tin-containing material and a vulcanizing agent, heating the tin-containing material and the vulcanizing agent, and respectively outputting oxidation smoke dust containing tin and arsenic and residues; s12, oxidized smoke dust is obtained, the oxidized smoke dust is cooled, and cooling powder containing tin and arsenic and cooling smoke dust containing tin and arsenic are output respectively; s13, oxygen and cooling powder are obtained, the cooling powder is heated, and pyrolysis powder containing tin and pyrolysis gas containing arsenic are output respectively; s14, pyrolysis powder is obtained, the pyrolysis powder is granulated, and tin-containing particles are output; and S15, tin-containing particles are obtained, and crude tin and ...

Energy-saving and consumption-reducing process for comprehensive recovery of iron, aluminum, silicon and sodium in red mud

The invention aims to provide an energy-saving and consumption-reducing process for comprehensive recovery of iron, aluminum, silicon and sodium in red mud, and belongs to the technical field of solid waste resource utilization, the process flow is as follows: mixing the red mud with carbon, aluminum and silicon-containing solid waste and a sodium aid in proportion, and roasting and activating in a reducing or inert atmosphere; performing magnetic separation on the roasted clinker to obtain a magnetic phase and a non-magnetic phase, wherein the magnetic phase is a fine iron powder product; uniformly mixing the non-magnetic phase with hydrochloric acid according to a specific liquid-solid ratio, carrying out acid leaching dissolution at room temperature, and carrying out solid-liquid separation to obtain an acid leaching solution 1 and titanium-rich slag; adjusting the pH value of the acid leaching solution 1, adding a surfactant to precipitate and desiliconize, and carrying out solid-liquid ...

Water source heat transfer system

... 本实用新型公开了一种水源换热系统，包括与用户侧连接的蒸发器，蒸发器分别通过节流阀和四通阀与冷凝器连接，四通阀还与压缩机连接，冷凝器与设置在地表水中的换热器连接，换热器内表面沿竖直方向均匀设置有凹槽。一种水源换热系统，通过对地表水换热器内表面设置凹槽，扩大换热器内表面积，增加换热介质的注入量；另外，由高密度聚乙烯塑料管制成的换热器相较于铜管换热器耐腐蚀性强，具有较长使用寿命。 ...

Traveling system of off-road tire-track integrated crane

The invention discloses a travelling system of an off-road tire-crawler integrated crane, which comprises a center console, a power device and a safety monitoring device, and is characterized in that the center console is arranged in a carriage and is used for switching the travelling modes of crawler wheels or tires of the crane; the walking mode of the to-be-switched crawler wheel or tire forms an instruction and is sent to the power device; and the power device starts or closes the crawler wheel driving module and the tire driving module based on an instruction issued by the center console. According to the travelling system disclosed by the invention, the crawler wheels can be added on the premise of not changing the travelling function of tires of the crane, the travelling modes of the crane are increased, the travelling modes of the crane can be changed according to actual road conditions, the travelling system is suitable for travelling under different road conditions, and the crane ...

Method, device and equipment for aligning communication signals of unmanned aerial vehicle under complex channel

The embodiment of the invention provides a method, a device and equipment for aligning communication signals of an unmanned aerial vehicle under a complex channel. The method comprises the following steps: performing matched filtering on signal data to obtain optimized signal data; performing burst coarse capture on the optimized signal data to obtain an initial position of a pseudo code in the leading head; combining the chips with the same number as the unique character chips in the front guide head with the unique character to obtain a combined unique character; based on an initial position of a pseudo code period in a preamble, correlating with the united unique word, and after the correlation is completed, performing burst fine capture on the optimized signal data through an asymmetric threshold judgment mode to obtain an initial position of the unique word; and based on the initial position of the unique word, initial carrier synchronization is carried out through the leading head ...

Postoperative lower limb function exerciser

The postoperative lower limb function exerciser comprises a fixing frame, a guide rail is horizontally and fixedly connected to the fixing frame, a sliding block is horizontally and slidably connected to the guide rail, an auxiliary ball is arranged on the sliding block, and an auxiliary groove is formed in the surface of the auxiliary ball; when the soles of the patient are located on the auxiliary balls, the lower limbs of the patient stretch forwards, and the feet do dorsiflexion movement, the auxiliary balls can drive the sliding blocks to move forwards; when the heel of the patient is located in the auxiliary groove, the lower limb of the patient bends backwards, and the foot of the patient bends plantar, the auxiliary ball can drive the sliding block to move backwards. By using the lower limb function exerciser, a patient can conveniently carry out lower limb rehabilitation training on the lower limb function exerciser by himself, so that the lower limb function exerciser is suitable ...

Lightweight multi-material rolling bearing

The invention discloses a lightweight multi-material rolling bearing, which comprises an inner ring (11), an outer ring (12) and a rolling body (13), and is characterized in that at least one of the inner ring (11) and the outer ring (12) is prepared from a lightweight aluminum matrix composite (AMC), and the rolling body (13) is prepared from steel or ceramic. The lightweight multi-material rolling bearing has excellent wear resistance, and the weight reduction effect is more obvious than that of a steel rolling bearing.

Leveling and preparation method of elastic sound insulation floor slab

The invention discloses a leveling and preparation method of an elastic sound insulation floor slab, which comprises the following steps: (S1) carrying out laser scanning on the floor slab to obtain the height difference and distribution of the floor slab, modeling on a computer, and carrying out gridding arrangement; (S2) the floor is subjected to gridding equal division, and damping springs are arranged on the floor; (S3) the floor is leveled through graphene elastic sound insulation mortar, and a graphene elastic sound insulation mortar layer is formed; (S4) spraying an interface agent on the graphene elastic sound insulation mortar layer to form an interface layer; and (S5) an elastic sound insulation coating with the thickness of 1-6 mm is laid on the interface layer. According to the method, the grid division and height sizing functions are achieved through the damping springs, the quality control problem of the leveling layer is effectively solved, the comprehensive effects of spring ...

Stainless steel five-stage oil separation tank

The utility model discloses a stainless steel five-stage oil separation tank which comprises an oil separation tank body, the oil separation tank body is in a long strip shape, the interior of the oil separation tank body is divided into a first oil separation tank, a second oil separation tank, a third oil separation tank, a fourth oil separation tank and a fifth oil separation tank, and every two adjacent oil separation tanks are separated by an upper oil baffle and a lower water baffle. All the upper oil baffles are the same in size, the heights of the lower water baffles are sequentially reduced, a sewage inlet is formed in the side wall of the first oil separation tank, a sewage outlet is formed in the side wall of the fifth oil separation tank, the height of the sewage inlet is larger than that of the sewage outlet, and a sewage discharge observation opening is formed in the upper portion of each oil separation tank. The oil separator can be manufactured into finished products or ...

Acidiphilic, halophilic, thermophilic and tolerant ionic liquid cellulase and application thereof

The invention discloses an acidophilic, halophilic, thermophilic and tolerant ionic liquid cellulase and an application of the acidophilic, halophilic, thermophilic and tolerant ionic liquid cellulase. Amino acids, nucleotide sequences and applications thereof are provided. The optimum reaction pH is 4.0, the optimum reaction temperature is 50-55 DEG C, the optimum salt concentration is a 10% NaCl solution, and the optimum ionic liquid concentration is 25%. In a buffer system with the pH value of 3.0-4.6, the relative activity of 80% or above is maintained; after incubation is carried out for 24 hours at the pH of 2.0-6.0, the relative activity of 100% or above is still kept; the relative activity at 40-60 DEG C is maintained, and the relative activity at 40% or above is still maintained after incubation at 80 DEG C for 1 h. In a NaCl solution with the concentration of 5-35%, the relative activity of 160% or above is kept; and the glucose content in the hydrolysate is increased by more ...

Detection reagent for upper respiratory pathogen and preparation method and application thereof

The invention discloses an upper respiratory pathogen detection reagent and a preparation method and application thereof, and relates to the field of biological detection. A specific primer and probe combination is designed by researching the sequences of various respiratory pathogens, and specifically comprises the sequences shown as SEQ ID No.1-43. The primer and probe combination ensures the conservative property of the primer and probe design, avoids mutual interference pairing among different primers and probes, and improves the detection accuracy of the respiratory pathogens. The sensitivity and the specificity of a detection result are improved, the detection time is short, and a better way is provided for the detection of the upper respiratory virus infection.

Preparation method of tetraethylthiuram dithioate

The invention relates to the technical field of chemical engineering, in particular to a preparation method of tetraethylthiuram dithiocarbamate, which comprises the following steps: S1, preparation of diethyldithiocarbamate: taking diethylamine, carbon disulfide and alkali liquor as raw materials, and carrying out condensation reaction in a solvent to obtain reaction liquid containing the diethyldithiocarbamate; s2, preparation of tetraethylthiuram dithioate: a catalyst is added into the reaction liquid prepared in the step S1, oxidizing gas is introduced, reaction is carried out, and the oxidizing gas comprises oxygen with the volume fraction of 20.94%-100%. According to the present invention, the oxidizing gas containing 20.94-100% by volume of oxygen is adopted to synthesize the tetraethylthiuram dithioate, such that the product yield is high, the purity is high, the alkali liquid can be recycled, the raw material utilization rate is high, the preparation process has characteristics ...

Carbon/hydroxyapatite composite material based on animal skeleton derivation as well as preparation method and application of carbon/hydroxyapatite composite material

The invention provides a carbon/hydroxyapatite composite material and a preparation method and application thereof.The carbon/hydroxyapatite composite material is prepared with animal bone meal as a raw material, has rich functional groups and carbon-containing forms, not only can disperse and form hydroxyapatite in situ, but also has rich adsorption sites, and the adsorption capacity of the carbon/hydroxyapatite composite material is improved. The adsorbent has good removal effect on heavy metals in wastewater, especially has excellent removal effect on lead ions, is simple and efficient in preparation method, is an efficient and cheap excellent adsorbent for treatment of wastewater containing heavy metals, and has a good application prospect.

Double-coated high-nickel lithium ion positive electrode material as well as preparation method and application thereof

The invention relates to the field of lithium ion batteries, in particular to a double-coated high-nickel lithium ion positive electrode material and a preparation method and application thereof.The double-coated high-nickel lithium ion positive electrode material comprises a positive electrode material base body, a first coating layer coating the surface of the positive electrode material base body and a second coating layer coating the surface of the first coating layer; wherein the first coating layer and the second coating layer are prepared by sequentially coating a positive electrode material matrix with a metal oxide and a boron-containing compound. The high-nickel positive electrode material of the lithium ion battery is stable in structure and interface, relatively stable in air and convenient for large-scale production, and the prepared battery generates less gas and is high in safety.

Built-in automobile antenna

The utility model discloses a built-in automobile antenna, which relates to the technical field of automobile antennas, and comprises a navigation antenna module comprising a ceramic antenna, the ceramic antenna is connected with one side of a printed circuit board, and the other side of the printed circuit board is provided with a shielding case; the 5G antenna oscillators are arranged around the navigation antenna module, and gaps are formed between the 5G antenna oscillators and the navigation antenna module; one end of the cable is connected with the printed circuit board and the 5G antenna oscillator; the built-in automobile antenna integrates 5G and navigation functions, the integration level is improved through the arrangement of the shielding case, the size is small, and the functions are rich.

Miniature grinding device for mechanical manufacturing design

The invention belongs to the technical field of mechanical equipment, and relates to a miniature grinding device for mechanical manufacturing design, which comprises a box body, a transmission rod, a moving block, a grinding assembly, a first clamping block, a second clamping block, a first rotating shaft and a second rotating shaft, the driving assembly is arranged on the side face of the box body, close to the other end of the transmission rod, connected with the other end of the transmission rod and used for driving the transmission rod to rotate; the intermittent rotating assembly is arranged in the box body, connected with the transmission rod and the second rotating shaft and used for driving the second clamping block to rotate intermittently. Through cooperative arrangement of the transmission rod, the moving block, the first rotating shaft, the second rotating shaft, the driving assembly and the intermittent rotating assembly, the polishing head can intermittently turn over the ...

New application of glucagon antagonist Aduglibane

The invention discloses a new application of a glucagon antagonist, i.e., apiglibane, as a medicine for protecting cardiac muscle. Experiments show that glucagon is related to the level of hypersensitive troponin I which is the most sensitive index reflecting myocardial injury, the glucagon can significantly increase the apoptosis proportion of myocardial cells and increase the expression levels of FOX01, Bax and cleaved-Caspase 3, and alduglibane can significantly reduce the apoptosis proportion of myocardial cells, so that the glucagon can be used for treating myocardial injury. It is prompted that the abariglide has a large potential and a long view in exploring and developing preparation of myocardial protection drugs.

Online test system for testing game balance

The invention discloses an online test system for testing game balance, and relates to the technical field of game balance testing, a data collection module is set to collect basic data and change cardinal numbers of all figures, basic data and change cardinal numbers of skills, and equipment data; a figure balance test module is arranged to judge whether the figure is too strong or too weak according to the attack battle result between the figures; a skill balance test module is arranged to judge whether the skill is too strong or too weak according to the attack of each person and the use skill battle result; setting a comprehensive balance test module, setting an excitation function for each artificial intelligence body, and continuously performing battle training by using a deep strengthening network; judging whether the figure and the equipment are too strong or too weak according to the battle result; the problem of automatically testing the balance is solved.

Recombinant escherichia coli capable of synthesizing Terrequinone A through fermentation as well as preparation method and application of recombinant escherichia coli

The invention relates to recombinant escherichia coli capable of synthesizing Terrequinone A through fermentation as well as a preparation method and application of the recombinant escherichia coli. The method comprises the following steps: optimizing six genes required by a Terruquinone A synthesis route to obtain a tdiAS gene, a tdiBS gene, a tdiCS gene, a tdiDS gene, a tidES gene and an sfpS gene, respectively constructing gene expression cassettes, serially connecting T7tdiDS, T7tdiAS, T7sfpS, T7tdiBS, T7tdiCS and T7tidES according to a sequence to construct a recombinant plasmid pC04, transforming escherichia coli, and fermenting the obtained recombinant engineering bacteria to synthesize Terruquinone A with cancer cell-resistant biological activity, the potential application value is realized in the field of biological pharmacy.

Development method, device and equipment for high-quality reserve area of water-containing tight gas reservoir

The invention discloses a method, device and equipment for developing a high-quality reserve area of a water-containing tight gas reservoir, and the method comprises the steps: comparing gas testing data and/or production data of a gas well with a pre-constructed water-producing gas well recognition chart, so as to judge the water-producing type; based on the interval transit time logging curve and the resistivity logging curve of the gas well, constructing an interval transit time-resistivity cross plot to identify a water-bearing layer of the gas well; correcting the aquifer in the gas well based on the water production type identified by the water production gas well identification chart; performing well connection profile analysis on the gas well based on the corrected aquifer to obtain gas reservoir aquifer distribution; based on the water-bearing stratum distribution and the gas reservoir distribution in the water-bearing tight gas reservoir, determining a high-quality reserve area ...

Sludge in-furnace process with step preheating process added

The invention discloses a process for feeding sludge into a furnace by adding a stepped preheating process. The process comprises the following steps: A, conveying sludge; b, sludge enters a kiln tail step pre-combustion furnace through an air locking system; c, pre-burning the sludge by a stepped pre-burning furnace; d, flue gas obtained after incineration and small-particle sintering slag enter a decomposing furnace, and organic components continue to be decomposed or cracked through the decomposing furnace; e, a small amount of large-particle sintering slag falls into the rotary kiln from the uptake flue at the tail of the kiln and then is calcined into cement clinker through a rotary kiln system.The sludge treatment process is easy to operate, good in environmental protection performance and sufficient in sludge combustion, meanwhile, smoke can be thoroughly filtered, and harmless treatment of the sludge can be achieved; the stepped combustion platform is adopted, sufficient combustion ...

VvMT1S and VvMT2S double genes for improving cadmium tolerance of plants and application of VvMT1S and VvMT2S double genes

The invention relates to VvMT1S and VvMT2S double genes for improving cadmium tolerance of plants and application of the VvMT1S and VvMT2S double genes, VvMT1S and VvMT2S genes derived from grapes are modified by a gene synthesis method, the VvMT1S gene with the nucleotide sequence shown as SEQ ID No 1 and the VvMT2S gene with the nucleotide sequence shown as SEQ ID No 3 are obtained, a recombinant expression vector is constructed, cadmium-tolerant genes VvMT1S and VvMT2S are successfully introduced into rice, and the cadmium tolerance of the plants is improved. The obtained transgenic rice plants have very strong cadmium resistance. After being treated by a 30mM cadmium solution, the transgenic line grows well, and the cadmium content in the transgenic line is only 17%-48% of that of a control line, which indicates that the VvMT1S and VvMT2S genes modified and synthesized by the invention have the capabilities of improving the cadmium resistance of plants and reducing enrichment, and can ...

Detection reagent for sulfydryl sulfonate compound in copper foil electroplating solution and application and detection method thereof

The invention relates to the technical field of determination of the content of organic matters in copper foil electroplating liquid, and discloses a detection reagent for sulfydryl sulfonate compounds in copper foil electroplating liquid as well as application and a detection method of the detection reagent. The detection reagent is a mixed solution comprising a detection additive and a basic blank solution, and the detection additive is selected from electroplating liquid additives except sulfydryl sulfonate compounds. According to the method, interference of a detection additive is shielded by measuring the depolarization area A0 of a detection reagent, and the detection additive is selected from electroplating liquid additives except sulfydryl sulfonate compounds. The method is simple to operate, rapid and convenient, good in repeatability and high in accuracy, the relative error is about +/-4%, the relative standard deviation is about 0.1-5%, the minimum detection limit is about 0.5 ...

Cellar cover assembly and cellar

The invention provides a cellar cover assembly and a cellar. The cellar cover assembly comprises a cellar cover, a base and a liquid supplementing mechanism, the base is provided with a groove, the groove extends in the circumferential direction of the base, and a liquid medium is stored in the groove; the cellar cover is provided with a cover edge, and the cover edge is inserted into the groove and immersed in the liquid medium; the liquid supplementing mechanism is arranged on the cellar cover and comprises a first liquid level detection assembly, a control module and a liquid supplementing unit, the first liquid level detection assembly is electrically connected with the control module, and the control module is electrically connected with the liquid supplementing unit; wherein the first liquid level detection assembly is used for detecting the liquid level in the groove, and the control module is used for controlling the liquid supplementing unit to supplement the liquid medium into ...

Display device and browser privacy mode tab display method

The invention discloses a display device and a browser privacy mode label page display method, the display device comprises a display and a controller, the controller is used for executing operation responding to a user to open a browser and controlling the display to display a first user interface, the first user interface comprises a first non-privacy mode tab page, a non-privacy mode tab page creation control and a privacy mode tab page creation control; and in response to a confirmation operation of the user for creating the privacy mode tab page control, controlling the display to cancel the display of the first non-privacy mode tab page, and meanwhile, displaying the drawn privacy mode tab page, so that a record of user query data is not recorded when the user browses the webpage, the display positions of the first non-privacy mode tab page and the privacy mode tab page are the same. According to the embodiment of the invention, the privacy mode tab page and the non-privacy mode tab ...

Method for constructing and synthesizing bacterial cellulose plant through multi-gene series connection method and application

The invention provides a method for constructing a synthetic bacterial cellulose plant by a multi-gene tandem method and application, and relates to the technical field of gene engineering. An acsAB gene, an acsC gene and an acsD gene are combined, codon optimization is carried out according to codon preference of crops, the optimized genes are fused with a 35S promoter and an NOS terminator respectively, three gene expression cassettes are constructed and then connected into a plant expression vector, a polygene plant transformation vector containing the three gene expression cassettes is obtained and then transformed into rice, and the polygene plant transformation vector containing the three gene expression cassettes is obtained. The transgenic rice capable of synthesizing the bacterial cellulose is obtained. Finally, the content of bacterial cellulose in the transgenic rice reaches 3.81% through determination. Further determination finds that the paper made of the transgenic rice straw ...

Ceramic wafer throwing equipment after substrate dispensing

The equipment comprises a working table and supporting vertical plates slidably mounted on the two sides of the top of the working table, a driving assembly is mounted between the adjacent sides of the two supporting vertical plates, a moving seat is mounted on the surface of the driving assembly in a threaded mode, an enamel disc is placed in a rectangular groove, and the moving seat is connected with the working table through a rotating shaft. A driving motor drives a long threaded rod to rotate, then a moving seat on the surface of the long threaded rod is driven to horizontally move and adjust, meanwhile, an adjusting motor drives an adjusting rod to rotate, accordingly, a supporting vertical plate is driven to slide in a sliding groove, and a clamping assembly is moved to the position over a glass sheet; a first air cylinder is started to drive pressing and holding footstands with the bottoms distributed symmetrically to fix the opposite angles of the top of the glass sheet; two electric ...