混凝土制品模具

IT operation and maintenance data aggregation system and method applied to multi-cloud environment

The invention provides an IT operation and maintenance data aggregation system and method applied to a multi-cloud environment, and the system comprises a webGUI module which is used for a user to configure account information of a plurality of bound manufacturers, and transmits the account information to a control center; the control center stores the received account information, receives a data calling request of the user, reads analysis data in a database according to the data calling request and returns the analysis data to the user; the timed task module reads the data calling request in a timed manner to generate a timed task; when a new timed task is monitored, the task execution module obtains account information corresponding to a user from the database according to the timed task, collects operation and maintenance data of a corresponding manufacturer according to the account information and the timed task, and transmits the operation and maintenance data to the data processing ...

Customer information management method, background server and storage medium

The embodiment of the invention discloses a customer information management method, a background server and a medium. The method comprises the following steps: receiving a driver list imported by a customer; extracting a plurality of driver mobile phone numbers from the driver list; comparing the plurality of driver mobile phone numbers with a database; if the comparison is successful, prompting that the import is successful, and recording a plurality of successfully imported driver mobile phone numbers; and if the comparison fails, prompting that the import fails. According to the customer information management method provided by the embodiment of the invention, the driver list is imported by comparing the mobile phone numbers of the drivers, so that the technical problem that driver accounts must be imported depending on partyid in the prior art can be solved, the strong correlation of the partyid in the prior art is decoupled, the system operation difficulty is reduced, and the user ...

Method and system for realizing anomaly analysis based on user behavior baseline, and storage medium

The invention belongs to the technical field of network management, and particularly relates to a method and a system for realizing anomaly analysis based on a user behavior baseline, and a storage medium, a user behavior acquisition module, a user behavior baseline generation module and a user behavior anomaly analysis module are arranged in a network management system where an application system is located, the user behavior acquisition module is used for acquiring login behaviors and operation behaviors of a user in an application system, the user behavior baseline generation module is used for generating a user behavior baseline according to the acquired login behaviors and operation behaviors, and the user behavior abnormality analysis module is used for analyzing user behavior abnormality based on the user behavior baseline. And analyzing abnormal conditions in the login behavior and the operation behavior acquired in the later period. Through the exception supervision mechanism, ...

IRON-BASED AMORPHOUS ALLOY

An iron-based amorphous alloy, i.e., FeaSibBcPd, wherein a, b, c, and d respectively represent the atom percentages of corresponding components; 81.0≤a≤84.0, 1.0≤b≤6.0, 9.0≤c≤14.0, 0.05≤d≤3, and a+b+c+d=100. By adjusting the components and component percentages of the iron-based amorphous alloy, the obtained iron-based amorphous alloy has high saturation magnetic induction density.

PREPARATION OF CHIMERIC ANTIGEN RECEPTOR T-CELL SPECIFICALLY TARGETING CD47 AND APPLICATION THEREOF

Provided are a chimeric antigen receptor specifically targeting CD47, a coding sequence thereof, an immune response cell modified thereby, and a preparation method and application of the same.

Drilling fluid electron viscosity and close measuring device

... 本实用新型提供了一种钻井液电子粘度和密度测量装置，该装置包括：承重托盘，其承载被测负荷；量杯，其置于所述托盘上；马氏漏斗，该马氏漏斗出液口下方正对量杯进液口；压力传感器，包括弹性体、电阻应变计、测量电路，所述弹性体置于承重托盘下，且被测负荷的重力作用于弹性体上，弹性体产生相应的弹性变形，所述弹性变形经电阻应变计转换为电阻的变化，所述电阻的变化经测量电路转换为电信号；处理模块，其根据压力传感器的电信号变化大小、变化时间以及预设的量杯体积，计算出量杯内添加样品的密度并输出显示。本实用新型降低操作人员劳动强度，减轻队操作人员的身体危害；测量的结果更快速、更准确。 ...

Fused quartz glass and metal nanosecond laser direct connection method

The invention discloses a fused quartz glass and metal nanosecond laser direct connection method, and relates to the technical field of nanosecond laser fused quartz and metal connection. Comprising the following steps: 1) pretreating fused quartz and metal to be connected; 2) fixing and placing fused quartz and metal to be connected; and 3) nanosecond laser connection. The problems that an existing fused quartz and metal connecting method is complex in process, high in connecting temperature and low in joint quality are solved. High-reliability, low-stress and high-precision integrated preparation and effective regulation and control of the fused quartz and metal nanosecond laser micro-connection joint are achieved, the high-precision and high-reliability micro-connection joint with excellent comprehensive mechanical properties is obtained, and the shear strength of the joint can reach 26 MPa or above.

厨房龙头（胀形工艺-02）

Joint replacement operation hook

The utility model discloses a joint replacement surgical hook which comprises a mounting structure, a handle, a first side arm support, a second side arm support, a first straight pull support, a second straight pull support, two side pull hooks and two straight pull hooks. One end of the first side wall support, one end of the first straight pull support, one end of the second straight pull support and one end of the first side wall support are sequentially arranged on the other side of the installation structure in the horizontal direction, the two side pull hooks are arranged on the first side arm support and the second side wall support respectively, and the two side pull hooks are opposite to each other. And the two straight pull hooks are respectively arranged at the other end of the first straight pull bracket and the other end of the second straight pull bracket. Through application of the surgical incision exposure device, a medical worker only needs to hold the surgical incision ...

Line differential protection method suitable for saving 5G communication flow

The invention discloses a line differential protection method suitable for saving 5G communication traffic, and the method comprises the steps: carrying out the time synchronization processing of a protection device of each port of each line in a 5G communication network, and obtaining the successful time synchronization marks of all protection devices; establishing a protection device data transmission channel of each port of each line through a 5G communication network; when the protection device on the side is in the starting state, the protection device on the side sends data according to starting message data, and when the protection device on the side is not in the starting state, the protection device on the side sends data according to heartbeat message data; and the opposite side protection device receives the data through the 5G communication network, judges the 5G link channel condition and the data type, and makes a response according to the judgment result. According to the ...

Method and device for generating moving objects in batches

The embodiment of the invention provides a method and device for generating moving objects in batches, and the method comprises the steps: firstly generating a first path in a path editor, and then setting a target path parameter value and parameter values of a plurality of display objects on the target path; and on the basis of the first path, generating a display object array according to the target path parameter value and the parameter value of the display object. By means of the method, when multiple display objects based on the complex moving path are generated, one-key generation can be achieved only by generating a small number of paths and setting related parameters, all paths do not need to be manually drawn, the display objects on the paths do not need to be manually set, and the research and development efficiency is greatly improved.

ICP and CFA-based cloud-produced cigar production place determination method

The invention relates to a cloud cigar production place determination method based on ICP and CFA, and the method comprises the following steps: (1) pretreatment of a to-be-detected sample: drying the to-be-detected sample, and crushing the dried to-be-detected sample into powder for later use; (2) performing CFA analysis and detection on main carbon and nitrogen metabolites, namely determining total sugar, reducing sugar, starch, total nitrogen and nicotine; (3) analyzing and detecting mineral elements, namely determining Cl and K, and determining Ca, Mg, P, Cu, Zn, Fe, Mn, B, Na, As, Hg, Pb, Cd, Cr, Ni and Co based on an ICP (Inductively Coupled Plasma) method; and (4) determining the producing area through a producing area discrimination equation. According to the method, main nutrient metabolites and mineral elements are analyzed for the first time, the production place of the cloud-produced cigar is judged, the judgment result is accurate, operation is easy and convenient, and the ...

Mounting tool and mounting method for parallel rocket engines

The invention discloses a mounting tool and a mounting method for parallel rocket engines, and solves the problem that the parallel rocket engines are difficult to be stably placed, so that the parallel rocket engines are difficult to be accurately butted and mounted with an engine butting frame. The number of the inclined base plates is the same as that of thrust chambers of the parallel rocket engine to be installed, and the inclined base plates correspond to the thrust chambers in a one-to-one mode. The inclined base plates are distributed above the bottom plate assembly, the bottom face of each inclined base plate is parallel to the bottom plate assembly, and the top face of each inclined base plate is an inclined face. A plurality of spring jacking assemblies are uniformly distributed between each inclined base plate and the bottom plate assembly; the spring jacking assembly comprises a hollow screw, a hollow nut and a spring. One end of the hollow screw is fixedly mounted on the bottom ...

Weathering resistant steel with yield strength of 500MPa and low carbon equivalent and production method thereof

The invention belongs to the field of medium-thickness plate production, and relates to low-carbon-equivalent weathering steel with yield strength of 500MPa and a production method of the low-carbon-equivalent weathering steel. The designed carbon content is 0.09-0.12, the carbon equivalent Ceq is smaller than or equal to 0.45, a low-C, low-Mn and low-Cr Cr-Ni-Cu-Ti microalloy technology is adopted on the whole, precious Mo alloy does not need to be added through component design, the production cost is reduced, meanwhile, titanium compounds are separated out under the high-temperature condition during blank rolling, austenite grains are prevented from growing in the rolling process, and through fine grain strengthening and precipitation strengthening, the quality of the blank is improved. The comprehensive performance of the material is improved; a heat treatment link is not needed in the production process, and the weathering resistant steel with the yield strength of 500 MPa and excellent ...

H264 TRANSCODING METHOD BY MULTIPLEXING CODE STREAM INFORMATION

The present invention discloses a H264 transcoding method by multiplexing code stream information, and is characterized in that: counting the decoded frame or field of the original code stream and marking the current output frame or field by the count before coding; a coder codes, during coding, the slice style of the current frame or field the same as the original code stream; when coding the macroblock-level code stream information, multiplexing the macroblock-level code stream information of the original code stream. Under the premise of sacrificing few video picture quality, the present invention accelerates the coding speed, and improves the coding efficiency.

Processing technology of super-thick copper strip for connecting piece

The invention aims to disclose an ultra-thick copper strip processing technology for a connecting piece. The ultra-thick copper strip processing technology comprises the following steps that a copper strip blank is rolled into a first copper strip with the thickness of 7-10 mm; performing cover annealing on the first copper strip to obtain a second copper strip; the adjacent second copper strips are connected through copper plates with the thickness ranging from 0.5 mm to 2 mm; continuously cleaning and passivating the second copper strip to obtain a third copper strip; the third copper strip is sheared into the super-thick copper strip for the new energy with the set size, and the super-thick copper strip for the new energy has the beneficial effects that when the copper strips with the thickness of 7-10 mm are in lap joint, the thickness reaches 14-20 mm, the thickness exceeds the limit of existing equipment and technology, the adjacent second copper strips with the thickness of 7-10 ...

Preparation method of ordered mesoporous carbon-titanium carbide nanosheet laminated superstructure material

The invention relates to a preparation method of an ordered mesoporous carbon-titanium carbide nanosheet hybrid laminated superstructure material, which comprises the following steps: modifying a hydrophilic two-dimensional titanium carbide nanosheet through organic ligand molecules to obtain a colloidal solution which is dissolved in a non-polar organic polar solvent and has ideal stability; then dispersing the titanium carbide nanosheets and prefabricated colloid nanocrystal particles in a non-polar solvent, ultrasonically mixing uniformly, inducing stacking assembly of the nanosheets and the particles through solvent evaporation, and guiding collaborative ordered assembly of the nanocrystal particles among titanium carbide nanosheet layers by utilizing Van der Waals interaction among ligand molecules at the same time; the carbon-coated zero-dimensional-titanium carbide hybrid laminated superstructure material can be obtained after heat treatment, and then the ordered mesoporous carbon-titanium ...

Application program development method and device, electronic equipment and storage medium

The invention provides an application program development method and device, electronic equipment and a storage medium, and can be applied to the field of distributed systems. The application program development method comprises the steps that in the application program development process, a program operation control of a tree structure corresponding to an application program is displayed; in response to a control selection operation performed by a user on the program operation control, determining a control corresponding to the control selection operation as a target control; determining a program code of a corresponding hierarchy of the target control as a target program code, and generating a modified target program code in response to a code modification operation performed on the target program code by a user; updating the program code of the corresponding level of the target control in the program operation control into the modified target program code to obtain an updated program ...

Pure terephthalic acid (PTA) alkali furnace ash resource utilization device and method

The invention relates to a PTA alkali furnace ash resource utilization device and method. Comprising an ash dissolving flat sheet membrane (01), a sodium carbonate raw material tank (03), a sodium carbonate first-effect crystallizer (04), a sodium carbonate second-effect crystallizer (05), a sodium carbonate third-effect crystallizer (06), a single-effect crystallizer (09), a single-effect centrifugal machine (15), a single-effect mother liquor pipeline mixer (16), a sodium bromide evaporator (17), a sodium bromide centrifugal machine (18) and a sodium bromide drying machine (19) which are connected in sequence. According to the process, the PTA alkali furnace ash can be comprehensively recycled, the energy consumption and material consumption of the whole process can be greatly reduced, solid waste is recycled and reused after being subjected to harmless treatment, and a remarkable leading effect is achieved on development of the environmental protection cause.

Fire extinguisher fixing device

The invention relates to the related technical field of fire fighting equipment, and discloses a fire extinguisher fixing device which comprises a storage equipment box, a storage working cavity is formed in the storage equipment box, five sets of conveying notches are formed in the bottom of the storage working cavity in an array mode, and a lifting regulation and control mechanism is installed in the storage working cavity. The lifting regulation and control mechanism is provided with five groups of fixed carrying mechanisms in a lifting manner, the fixed carrying mechanisms are used for fixing fire extinguishers, and each fixed carrying mechanism comprises a long clamping and fixing plate; fixing nails are nailed on a wall body of an arranged fire fighting access or a place, the equipment is hung and fixed on the wall surface through the hanging lug plate, and the problems that passing and attractiveness are affected and potential safety hazards such as collision of a fire extinguisher ...

IRON-BASED AMORPHOUS ALLOY AND PREPARATION METHOD THEREFOR

Disclosed is an iron-based amorphous alloy FeaBbSicREd, wherein a, b, and c represent, in atomic percentages, the contents of corresponding components, respectively; 83.0 ≤ a ≤ 87.0, 11.0 ＜ b ＜ 15.0, 2.0 ≤ c ≤ 4.0, and a + b + c ＝ 100; and d is the concentration of RE in the iron-based amorphous alloy, i.e. 10 ppm ≤ d ≤ 30 ppm. The iron-based amorphous alloy has a saturation magnetic induction intensity of no less than 1.63 T, and same can be used to manufacture a magnetic core material for power transformers, motors and inverters.

DISPLAY APPARATUS AND MANUFACTURING METHOD THEREOF

A display apparatus and manufacturing method thereof, the display apparatus comprising: a display device (1), a plug-in device (2) and a flexible printed circuit board (FPC) (3) for connecting to an external signal. The display device (1) has a first-type wire (L1) and a second-type wire (L2); the plug-in device (2) has a reservation wire electrically connected to the second-type wire (L2); and the FPC (3) has a first-type pin and a second-type pin, the first-type wire (L1) being electrically connected to the first-type pin, and the second-type wire (L2) being electrically connected to the second-type pin. In this manner, the reservation wire is electrically connected to the second-type wire (L2), and the second-type wire (L2) is electrically connected to the second-type pin, thus conducting the plug-in device (2) and the external signal. Compared to the prior art in which respective FPCs (3) are disposed on the plug-in device (2) and the display device (1) respectively, the display apparatus ...

Authority management method, device and system for Android platform application software

The invention provides a permission management method, device and system for Android platform application software, and relates to the technical field of application permissions.The method comprises the steps that in the application software installation process, declaration permission and actual use permission of the application software are analyzed; limiting the excessively declared authority based on the declared authority and the actual use authority; performing semantic analysis on the system permission definition file and the function description file of the application software, and determining expected permissions required to be used by the application software to complete own functions; in the installation or operation process of the application software, unreasonable permission use is intercepted based on the expected permission. According to the method, the excessive declaration permission which is not actually used by the application software can be limited, meanwhile, unreasonable ...

Network security event evaluation processing method, device, equipment and medium

The invention relates to the field of network security, and aims to provide a network security event evaluation processing method, device and equipment and a medium, and the method comprises the steps: obtaining a plurality of information security events and a plurality of alarm parameters corresponding to each information security event; inputting the plurality of alarm parameters corresponding to each information security event into a preset evaluation model to obtain an evaluation value corresponding to each alarm parameter; analyzing the risk level of each information security event according to the evaluation value; and sorting the information security events through the risk levels to obtain security threat sequences, and starting processing from the information security event with the highest risk level based on the sequence of the security threat sequences. By analyzing the risk level of each information security event, the information security event with higher risk is processed ...

METHOD, APPARATUS AND TERMINAL FOR ACQUIRING AUTHENTICATION INFORMATION

Embodiments of the present invention relate to the technical field of terminals. Provided are a method, apparatus and terminal for acquiring authentication information, which are applied to a device having a communication module. The method comprises: when a home terminal needs to access a mobile network, sending a networking request to a base station; receiving a first random character string returned by the base station according to the networking request, and sending the first random character string to a sharing device which is associated with the home terminal and has a user authentication module; and receiving first authentication information returned by the sharing device. The present invention achieves independent access of a device having a communication module to a mobile network without dependence on other networking bodies, improves the use flexibility of the device, and improves the network access efficiency of the device.

Hot melting type coiled tubing cutting device

The invention belongs to the technical field of drilling tools, and aims to solve the problems of high underground jam releasing difficulty and long consumed time of a coiled tubing. The hot melting type continuous oil pipe cutting device comprises a fishing cap, a lifting basket, a middle shell, a connector assembly, a conductive assembly, a weighing rod assembly, an excitation assembly and a master control center, and the master control center is electrically connected with the conductive assembly; in a working state, the device is lowered to a sticking point of the coiled tubing through a cable, the conductive assembly conveys preset current under the control of the master control center, tungsten filaments in the heat energy pipe are triggered to generate heat, and a preset fuel agent is ignited; thermal motion of particles in a preset fuel agent is intensified by generating high temperature and high pressure, all atoms are ionized and then enter the nozzle shell through the flow increasing ...

Full-automatic milling chip online drying and cake making structure and method

The invention relates to the technical field of metal scrap machining, in particular to a full-automatic milling scrap online drying and cake making structure and method. Milling chips in the discharging space are discharged into the conveying pipe through the discharging port by the storage bin, the milling chips in the conveying pipe are dried by the drying assembly, the dried milling chips are conveyed along the conveying pipe by the feeding assembly, and moisture on the milling chips can be quickly blown out by the drying assembly, so that a quick drying effect is achieved; milling chips can be effectively prevented from rusting, the cake making equipment can conveniently extrude material blocks for reprocessing, the water content of the material blocks is reduced, and the milling chip cake making efficiency and quality are improved.

SHIFT REGISTER UNIT AND DRIVING METHOD THEREFOR, GATE DRIVING CIRCUIT, AND DISPLAY APPARATUS

The present invention relates the technical field of display. Disclosed are a shift register unit and a driving method therefor, a gate driving circuit, and a display apparatus. The shift register unit comprises an input module, a pull-up module, a pull-down control module, and a pull-down module. A starting duty cycle of a transistor in the shift register unit can be reduced, and power consumption of a display apparatus product can be reduced.

ARRAY SUBSTRATE OF X-RAY SENSOR AND METHOD OF MANUFACTURING SAME

An array substrate of an X-ray sensor and a method of manufacturing same, the method comprising the steps of forming a thin film transistor device and a photodiode sensor device; the step of forming the thin film transistor device comprises: forming a gate (1001) on a substrate (1000) via a masking process; and depositing a gate insulating layer (1005) on the substrate (1000) where the gate (1001) is formed; the step of forming the photodiode sensor device comprises: while forming the gate (1001), forming an Ohm contact layer (1002) via the same masking process; forming a semiconductor layer (1003) and a transparent electrode (1004) via the masking process on the substrate where the Ohm contact layer is formed; and while depositing a gate insulating layer (1005) on the substrate (1000) where the gate (1001)is formed, depositing the gate insulating layer on the substrate where the semiconductor layer (1003) and the transparent electrode (1004) are formed. A gate pattern and Ohm contact layer ...

IRON-BASED AMORPHOUS ALLOY HAVING LOW STRESS SENSITIVITY, AND PREPARATION METHOD THEREFOR

An iron-based amorphous alloy. The iron-based amorphous alloy comprises components FeaBbSic, a, b and c respectively indicating atomic percentage contents, 79.5≤a≤82.5, 11.0≤b≤13.5, 6.5≤c≤8.5, and a+b+c=100. An iron-based amorphous alloy strip is obtained by means of a rapid quenching method in which a single roller is used. Because the iron-based amorphous alloy has higher saturated magnetic induction density, a higher amorphous formation capability and lower stress-resistance sensitivity, the iron-based amorphous alloy can be used as an iron core material for preparing a power transformer, a power generator and an engine; in addition, due to the low stress sensitivity of the iron-based amorphous alloy, the sudden short-circuit resistance capability of an amorphous transformer can be improved when the power transformer is prepared.

IRON-BASED AMORPHOUS ALLOY

Disclosed is an iron-based amorphous alloy, FeaSibBcMd, wherein a, b, c and d respectively represent an atomic percentage content of the corresponding component; 81.0≤a≤83.0, 0.5≤b≤4.5, 12.5≤c≤16.0, d≤0.4, and a+b+c+d＝100; and M represents an impurity element. The alloy material has a saturation magnetic induction not less than 1.62 T.

Network security management method for data generalization acquisition

The invention belongs to the technical field of network security management, and particularly relates to a network security management method for data generalization acquisition, which is provided with an access request data acquisition module, a login subject data acquisition module and a login operation behavior data acquisition module. The access request data acquisition module comprises an operating system version acquisition unit, a login software information acquisition unit and a patch level information acquisition unit, and the login main body data acquisition module comprises a user logic identity acquisition unit, a user authentication information acquisition unit, a login time information acquisition unit and a login address information acquisition unit. And the login operation behavior data acquisition module comprises an access resource sensitivity acquisition unit and an access duration acquisition unit, so that various user behaviors can be more comprehensively acquired, ...

Method for taking over authentication of application system and realizing two-factor authentication based on CAS protocol

The invention belongs to the technical field of network security, and particularly relates to a method for taking over application system authentication and realizing two-factor authentication based on a CAS protocol, which is characterized in that an account information management module is arranged in an enterprise server, and an independent CAS server is arranged; a first application system and a second application system are arranged in an enterprise server, and a first CAS client and a second CAS client corresponding to the first application system and the second application system are arranged in the enterprise server and are respectively used for performing first factor authentication on users of the first application system and the second application system, so that a set of account and password can be supported to log in various application systems, and the account and password management of the users is more convenient. The second factor authentication module is arranged in the ...

Replay attack defense method and system

The invention provides a replay attack defense method and system, and the method comprises the steps: judging whether the session information of a client exists in a session table stored in a server or not when a page request sent by the client is received; when the session information of the client does not exist in the session table, new session information of the client is added in the session table, and a time redirection response is sent to the client, so that the client sends a page request to the server again after completing a time synchronization process with the server; performing time verification on client request time carried by the page request; and when the request time of the client is verified to be qualified, judging whether the page request is processed by the server, if the page request is not processed by the server, determining that the page request is valid, and returning request content corresponding to the page request to the client. According to the method and ...

CMOS DEVICE FOR REDUCING CHARGE SHARING EFFECT AND PREPARATION METHOD THEREFOR

Provided are a CMOS device for reducing the charge sharing effect and a preparation method therefor. The CMOS device includes a substrate (1), an isolation area (4), an active area (5), a gate area (6), an LDD area (7), a gate sidewall (8), a source and drain area (9) and an additional isolation area (3) for capturing carriers provided immediately beneath the isolation area (4). The material of the additional isolation area is porous silicon. The CMOS device can reduce the charge sharing effect caused by heavy ions and can improve the anti-irradiation performance of the integrated circuit with a simple manufacturing process.

LASER HEAT TREATMENT METHOD FOR AMORPHOUS ALLOY STRIP

Disclosed by the present invention is a laser heat treatment method for an amorphous alloy strip, comprising the following operational steps: step 1): connecting two ends of a strip to a first backrolling shaft and a second backrolling shaft respectively; step 2): providing a laser heat treatment device between the first backrolling shaft and the second backrolling shaft so as to perform laser heat treatment on the strip, wherein the laser heat treatment device has a laser wavelength range of 200 nm-1500 nm, a laser output power of 1 w-1 kw and a laser spot diameter of 10mm-300mm, the laser is a continuous laser beam or a pulsed laser beam having a pulse width of 30 ns or more, and the moving speed of the strip is 1 mm/min-800 mm/min; and step 3) winding the heat-treated strip into an iron core. Therefore, the method may effectively eliminate the stress generated during the preparation of the strip, retain a certain free volume, improve the toughness of the strip, improve the production ...

CMOS DEVICE CAPABLE OF REDUCING CHARGE COLLECTION COLLECTED BY RADIATION AND PREPARATION METHOD THEREOF

The invention discloses a CMOS device capable of reducing charge collection generated by radiation and preparation method thereof. The CMOS device provided by the invention is provided with a heavily doped charge restriction collecting region vertically below a source region and a drain region, the doping type of the charge restriction collecting region is opposite to those of the source region and the drain region, and the doping concentration is greater than or equal to those of the source region and the drain source. The transverse range of the charge restriction collecting region is slightly less than or equal to those of the source region and the drain region, and the transverse position of a channel is not more than the edges of the source region and the drain region. The CMOS device provided by the invention can greatly decrease the 'hopper' range generated under the action of single particle so that the instantaneously collected charge can be decreased under the action of the electric ...

Measurement data verification and evaluation method and device based on digital simulation and electronic equipment

The invention discloses a measurement data verification and evaluation method and device based on digital simulation and electronic equipment. The method comprises the following steps: acquiring an actual instruction of a real controller and actual measurement data of a real sensor in a PLC network; establishing a digital simulation operation environment of the PLC network; obtaining simulation prediction data based on the digital simulation operation environment; verifying the actual measurement data according to the simulation prediction data, and obtaining a verification result indicating whether the actual measurement data is normal or not; according to the verification result, fusing the simulation prediction data with the actual measurement data to obtain optimal estimation data and an optimal instruction; and based on the optimal estimation data and the optimal instruction, verifying and evaluating the actual instruction and the actual measurement data. According to the technical ...

USER BEHAVIOUR DATA PROCESSING METHOD AND APPARATUS, AND COMPUTER READABLE STORAGE MEDIUM

Disclosed are a user behaviour data processing method, a user behaviour data processing apparatus and a computer readable storage medium, wherein the method comprises the following steps: regularly acquiring log information stored in a pre-set server; determining whether row data satisfying a pre-set format exists in various row data of the log information, wherein the row data is data corresponding to each row in the log information; setting the row data satisfying the pre-set format as user behaviour information; and collecting data statistics on the user behaviour information according to a pre-set rule, so as to obtain statistical information about the user behaviour information. By means of regularly acquiring log information using a HADOOP big data platform, the HADOOP big data platform is prevented from processing data in real time, the number of processing times is lowered, and thus the operating pressure on the HADOOP big data platform is reduced.

Enteroscope image data amplification method and system

The invention provides an enteroscopy image data amplification system and method, and the system comprises a module M1 which carries out the data amplification of an original enteroscopy image data set through geometric morphological transformation and deep convolution generative adversarial network fusion, and obtains an enhanced data set; the module M2 is used for calibrating the original enteroscopy image data set and the enhanced data set to obtain a calibration data set; the module M3 is used for training a target detection model by using the calibration data set to obtain a trained target detection model; and the module M4 is used for carrying out target detection by utilizing the trained target detection model.

POWER-LOSING TRIGGER DEVICE

A power-losing trigger device, comprising a frame (102), an electromagnet (4) and an impacting rod (3). The impacting rod (3) vertically and movably penetrates through the frame (102), the upper end and the lower end of the impacting rod (3) are located outside the frame (102), a limiting buffer cushion (2) is installed on the upper section of the impacting rod (3), and the lower end is an impacting end (5). The electromagnet is installed on the frame (102). An energy storage piece (8) is arranged and has a downward action force on the impacting rod (3). When the electromagnet (4) is electrified, the impacting rod is positioned by means of the electromagnetic force; when the electromagnet (4) loses power, the keeping force of the electromagnet (4) on the impacting rod (3) is lost, and the impacting rod (3) performs downward impacting motion under the action force of the energy storage piece (8). The power-losing trigger device is implemented by using the electromagnet and a middle mechanism ...

DATA QUERY METHOD AND DEVICE, AND COMPUTER READABLE STORAGE MEDIUM

A data query method, a data operating device, and a computer readable storage medium. The method comprises: obtaining query parameters corresponding to a query request when the query request sent by a client is received (S100); obtaining a script program corresponding to the query parameters from a preset database, wherein the query parameters have a many-to-one relationship with the script program (S200); running the script program based on the query parameters to obtain query data corresponding to the query parameters (S300); and sending the query data to the client (S400). According to the method, a server can provide a data query service by only performing simple configuration, and different script programs do not need to be customized and developed for different query requests, so that the process for providing the data query service by the server is simplified, and the processing efficiency of the server is improved on the premise of ensuring provision of the secure and reliable data ...

IRON-BASED AMORPHOUS ALLOY AND PREPARATION METHOD THEREFOR

An iron-based amorphous alloy as represented by formula (I), FeaBbSic (I), in which a, b, and c respectively represent the atomic percentage of the corresponding components, 80.0 ≤ a ≤ 82.0, 11.0 ≤ b ≤ 13.0, 6.5 < c ≤ 8.0, and a + b + c = 100, the saturation magnetic induction thereof not being less than 1.60 T. And a preparation method for the iron-based amorphous alloy.

ANTENNA, LIGHTING SYSTEM AND COMMUNICATION SYSTEM

Disclosed are an antenna, a lighting system and a communication system. The antenna comprises a radiation unit and a feeding unit, wherein the radiation unit is used for the conversion between an electromagnetic wave in a space and an electrical signal in a circuit, and the feeding unit is used for the transmission of the electrical signal between same and the radiation unit. In particular, the antenna is integrated with the lighting system. The lighting system comprises a protection cover and a light source arranged inside the protection cover. Both the radiation unit and the feeding unit of the antenna are integrated with the protection cover of the lighting system, wherein the radiation unit is attached to a surface of the cover body, in the front direction of the light source, of the protection cover, one part of the feeding unit is integrated with the protection cover and is electrically connected to the radiation unit, and the other part of the feeding unit supports the electrical ...

Ultrafast laser connection method for transparent ceramic and monocrystalline silicon

The invention discloses an ultrafast laser connection method for transparent ceramic and monocrystalline silicon, and belongs to the new technical field of ultrafast laser connection. Comprising the following steps: 1) pretreating transparent ceramic and monocrystalline silicon to be connected; 2) fixing and placing the transparent ceramic and the monocrystalline silicon to be connected; and 3) ultrafast laser micro-connection. By utilizing the characteristics of ultrashort pulse width, extremely high peak intensity, extremely small heat affected zone and the like of the ultrafast laser, the transparent ceramic and the monocrystalline silicon which are greatly different in physical and chemical properties are successfully connected together, and a high-precision and high-reliability micro-connection joint is obtained.

Charging device and charging device control method

The charging device provided by the embodiment of the invention comprises a first charging interface used for connecting a first battery pack; the second charging interface is used for connecting a second battery pack; the first power output module is connected with the first charging interface to charge the first battery pack; the second power output module is connected with the second charging interface to charge the second battery pack; the controller is at least connected with the first charging interface and the second charging interface; the controller is configured to control the first power output module and the second power output module to be electrically connected to the second charging interface to charge the second battery pack when the first battery pack is fully charged or not connected to the first charging interface. According to the charging device, at least two charging interfaces are arranged in the charging device, on-off of the switch can be controlled according to ...

Soft rock roadway deformation monitoring device and monitoring method

The invention relates to the technical field of roadway monitoring, in particular to a soft rock roadway deformation monitoring device and method, and the device comprises a mobile monitoring vehicle which is disposed on a track of a roadway. A deformation monitoring device used for monitoring deformation of the inner wall of the roadway and a stress monitoring device used for monitoring stress of the inner wall of the roadway are arranged on the mobile monitoring vehicle, a driving device used for providing monitoring power is arranged between the deformation monitoring device and the stress monitoring device, and a monitoring control unit is arranged on the mobile monitoring vehicle; the deformation monitoring device and the stress monitoring device can monitor any position of a roadway through the mobile monitoring vehicle, and meanwhile, the mobile monitoring vehicle can be moved to other roadways for monitoring, so that the monitoring range of the system is further expanded; and in ...

IN-CELL TOUCH SCREEN AND DISPLAY DEVICE

An in-cell touch screen and a display device. Each self-capacitance electrode (03) is provided with lateral slots (052) at areas corresponding to gaps between two pixel units (02) which are adjacent along the column direction, and/or each self-capacitance electrode (03) is provided with longitudinal slots (051) at areas corresponding to gaps between two pixel units (02) which are adjacent along the row direction, so as to ensure that the slots in the self-capacitance electrodes (03) in the whole in-cell touch screen and gaps between the self-capacitance electrodes (03) are evenly distributed, thereby preventing bad problems such as bright lines or dark lines from appearing in the in-cell touch screen.

EXHAUST GAS PURIFICATION PROCESSING DEVICE

Disclosed is an exhaust gas purification processing device, comprising a washing chamber (1) and a filter chamber (11), wherein a side, at an upper end, of the washing chamber (1) is provided with an intake pipe (2), the other end of the intake pipe (2) being connected to a fan (3), and a lower end of the fan (3) being provided with a suction hood (4). A biological filtration layer (5) is arranged in the intake pipe (2). A liquid inlet (6) is arranged on the washing chamber (1), a drain outlet (7) is arranged below the liquid inlet (6), and a valve (8) is arranged at the drain outlet (7). A side, at a lower portion, of the washing chamber (1) is provided with a heating device (9), an exhaust pipe (10) is arranged above the heating device (9), and the other end of the exhaust pipe (10) is connected to the filter chamber (11). An ultraviolet germicidal lamp (12) is arranged on an inner wall of the filter chamber (11), and an activated carbon filter layer is arranged within the filter chamber ...

PREPARATION METHOD FOR BIS-(FLUORO-SULFONYL) IMIDE LITHIUM SALT

Provided is a preparation method for lithium bis-(fluoro-sulfonyl) imide, comprising the following steps: (1) carrying out fluorination: synthesizing an intermediate bis-(fluoro-sulfonyl) imide by using bis-(chloro-sulfonyl) imide and hydrogen fluoride in presence of a catalyst; and (2) enabling the obtained bis-(fluoro-sulfonyl) imide and alkaline lithium to react, and carrying out solid-liquid separation after the reaction to obtain the lithium bis-(fluoro-sulfonyl) imide. The preparation method is low in cost, fewer in by-products and simple in aftertreatment, and is capable of guaranteeing the quality and purity of products, thereby being suitable for industrial production.

Temporomandibular joint gap area automatic measurement method based on deep learning

The invention provides a temporal-mandibular joint gap area automatic measurement method based on deep learning, realizes segmentation of a temporal-mandibular joint and automatic measurement of a gap area of the temporal-mandibular joint, and relates to the field of medical image analysis. According to the method, the VNet neural network is utilized to perform image segmentation, sagittal plane screening and to-be-measured region positioning are performed on the basis of the segmented image, the front and back areas of the temporal-mandibular joint gap of the selected section are measured, and the corresponding measurement regions are marked in the CBCT image and the segmented image, so that the problem of automatic measurement and marking of the temporal-mandibular joint gap area is solved; by realizing image segmentation and automatic measurement, the problem of working efficiency of doctors in the department of stomatology and the problem of manual wrong segmentation and measurement ...

SHIFT REGISTER UNIT AND DRIVE METHOD THEREFOR, GATE DRIVE CIRCUIT AND DISPLAY DEVICE

Provided are a shift register unit and a drive method therefor, a gate drive circuit and a display device. The potential of a pull-up control node is continuously pulled up via an output signal of a multi-stage shift register circuit, and the output noise of the shift register unit can be released using the high level of the pull-up control node, thereby improving the product quality of the display device, and guaranteeing the life and long-term stabile operation of a GOA circuit. The shift register unit provided in the embodiments of the present invention comprises an input module, a pull-up module, a pull-down control module, a pull-up control module and a pull-down module.

Online action detection method and system based on non-autoregressive attention mechanism

The embodiment of the invention discloses an online action detection method and system based on a non-autoregressive attention mechanism, and the method comprises the steps: 1), collecting human body action video data through a vehicle-mounted camera system, and further carrying out the equal-interval sparse sampling of a video, and obtaining an action segment unit; 2) extracting feature representation of a fixed dimension for each action fragment unit by adopting a double-flow network; 3) capturing local human body action characteristics of the observation part by adopting a recurrent neural network; 4) on the basis of the captured local features, predicting action feature representation of a future time point by adopting a non-autoregressive attention model; and 5) splicing the local features and the predicted future features, and sending the spliced features to a classifier to obtain a human body action online detection result. The system and the method can effectively detect the occurrence ...

Bill authentication drift method based on national secret algorithm

The invention belongs to the technical field of network security, and particularly relates to a bill authentication drift method based on a national cryptographic algorithm, which is characterized in that a drift employee authentication module is arranged, and when a drift employee requests to log in a first server of an original enterprise through a first login module of terminal equipment, the drift employee authentication module is started; the drifting employee authentication module generates a first encrypted bill, and the first encrypted bill is returned to the terminal equipment of the drifting employee; the drifting employee sends the first encrypted bill to the first server through the terminal equipment, the drifting employee successfully logs in the first server after the first encrypted bill is analyzed and authenticated by the first cryptographic analysis module, and similarly, the drifting employee can also log in the second server of the borrowing enterprise; according to ...

GATE DRIVE CIRCUIT, TOUCH CONTROL DISPLAY APPARATUS AND TOUCH CONTROL DISPLAY DRIVE METHOD

A gate drive circuit, a touch control display apparatus and a touch control display drive method. The gate drive circuit comprises a plurality of sequentially arrayed GOA unit groups (1) and control units (2) arranged between every two adjacent GOA unit groups. Each GOA unit group (1) comprises a plurality of cascaded shift registers (SR_1, SR_2 …… SR_n, SR_n+1 ……). The control unit is used to drive a respective grid line at the last stage of shift registers (SR_n) in a respective previous GOA unit group (1) and after a pre-determined period of time, output a start control signal in a high level state to a signal input end of the first stage of shift registers (SR_n+1) in a respective following GOA unit group (1) so as to pre-charge the first stage of shift registers (SR_n+1) in the following GOA unit group (1).

DISPLAY AREA HOLE PACKAGING METHOD, DISPLAY AREA HOLE PACKAGING STRUCTURE, AND DISPLAY PANEL

A display area hole packaging method, a display area hole packaging structure, and a display panel. The display area hole packaging method comprises: forming an intermediate layer having an isolation hole (13) and an assembling via hole (14) on a substrate (10), the isolation hole (13) dividing the intermediate layer into a display portion (11) and an isolation portion (12) separated from each other, and the assembling via hole (14) being separated from the isolation hole (13) by means of the isolation portion (12); forming a groove (126) in the side surface, facing the display portion (11) and/or in the side surface, deviating from the display portion (11), of the isolation portion (12); forming a light emitting layer, the light emitting layer comprising a fist light emitting portion formed on the display portion (11), a third light emitting portion (17) formed at the top layer of the isolation portion (12), and a second light emitting portion (16) and a fourth light emitting portion ( ...

Superhigh pressure sterilization equipment for experiments

... 本实用新型涉及机械技术领域，具体地说是一种实验用超高压杀菌设备，其特征在于：超高压容器置于密封装置内，密封装置所设的上盖上方设有液压装置，密封装置的下部置于夹套式换热器内，夹套式换热器内还设有水介质增压器，水介质增压器的进水口连接位于夹套式换热器外的超高压泵的出水口，水介质增压器的出水口接入超高压容器的腔室内，水介质增压器的进气口连接位于夹套式换热器外的油压系统的出气口，夹套式换热器的壳程的进、出口分别采用管路对应连接热水发生器的出口和热水发生器的进口；热水发生器的出口与夹套式换热器的壳程进口之间的管路上还设有热水循环泵。本实用新型同现有技术相比，结构简单、操作方便。 ...

Display module and display device

The invention relates to a display module which comprises a display panel, the display panel comprises a main body area, a binding area and a bending area located between the main body area and the binding area, and the bending area is bent to enable the binding area to be bent to a backlight layer of the main body area; in the bending state, one side, far away from the main body area, of the binding area is connected with a driving chip; in the bending state, a heat dissipation supporting film layer is arranged between the main body area and the binding area and used for conducting heat dissipation on the driving chip. The backlight side of the main body area is further provided with a heat dissipation film layer, in the first direction, the heat dissipation film layer is located on the side, away from the bending area, of the heat dissipation supporting film layer, and the first direction is the direction from the main body area to the bending area. The invention further relates to a ...

Method for continuously synthesizing iron phosphate by using microreactor

The invention discloses a method for continuously synthesizing iron phosphate by using a microreactor, and relates to the technical field of iron phosphate preparation. The method comprises the following steps: respectively introducing an iron-process synthesized iron phosphate raw material liquid and an oxidation liquid into a microreactor for mixing; reacting in a dynamic environment microreactor to obtain a product slurry; carrying out post-treatment on the product slurry to obtain iron phosphate; the dynamic environment micro-reactor is at least one of a dynamic tubular reactor, an oscillating flat plate micro-channel or an ultrasonic micro-reactor. Dynamic environments such as stirring, ultrasonic treatment and oscillation are adopted to enable each point of a reaction system in a large space size to still keep a relatively uniform reactant concentration and temperature environment, so that continuously growing iron phosphate particles are enabled to smoothly flow out along with fluid ...

Sapphire welding system based on ultrafast laser time domain shaping and machining method

The invention discloses a sapphire welding system and machining method based on ultrafast laser time domain shaping, and the welding system comprises a laser emission system which is used for emitting ultrafast laser beams; the laser shaping system is used for shaping the ultrafast laser beam at the emission part of the laser emission system; the polarization beam splitting system is used for carrying out polarization beam splitting on the laser beams output by the laser shaping system in the horizontal direction and the vertical direction; the scanning galvanometer system is used for performing deflection control on the laser beam output from the polarized light splitting system and focusing the laser beam into a laser welding beam to a contact interface of the sapphire and the metal material to be welded, so as to weld the sapphire and the metal material; an ultrafast laser beam emitted by the laser emission system forms a laser welding light path after passing through the laser shaping ...

Semantic configuration checking detection method, system and equipment and storage medium

The invention discloses a semantic configuration checking detection method, system and device and a storage medium, and the method comprises the steps: obtaining a to-be-detected database and a to-be-detected component, and determining a configuration file of the to-be-detected database and the to-be-detected component; extracting configuration information with a fixed format from the configuration file; according to the method, the system, the equipment and the storage medium, all fields in the configuration information are subjected to compliance check, when non-compliance fields exist, the non-compliance fields are modified, semantic configuration check detection is completed, and the method, the system, the equipment and the storage medium can modify the unqualified positions in the configuration information online.

Steel for deep-sea petroleum valve body and production method

The invention relates to steel for a deep-sea petroleum valve body and a production method. The steel for the deep-sea petroleum valve body comprises, by mass, 0.12%-0.14% of C, 0.4%-0.42% of Si, 0.53%-0.57% of Mn, 2.42%-2.47% of Cr, 0.93%-0.97% of Mo, 0.22%-0.23% of Ni, 0.25%-0.35% of Al, 0.01%-0.02% of Nb, 0.01%-0.02% of V, smaller than or equal to 0.01% of P, smaller than or equal to 0.005% of S and the balance Fe and inevitable impurities. The composition of the steel is designed, the content of the Ni element and the content of the Al element are increased, composite strengthening of V + Nb is combined, the low-temperature impact toughness is strengthened, the corrosion resistance of the steel is improved, the performance of a product is inspected after forging heat treatment, the requirements of the latest standard are completely met, and the use performance of the steel is improved.

Patella micro-fracture forceps

The patella micro-fracture forceps comprise a first handle unit, a second handle unit, a first rotating unit, a patella fixing unit and a bone breaking and punching unit, the second handle unit is rotationally arranged relative to the first handle unit, and the patella fixing unit is arranged at the head end of the second handle unit through the first rotating unit; a bone breaking and punching structure of the bone breaking and punching unit is arranged at the head end of the first handle unit. The bone breaking and punching device has the advantages that the lever principle is utilized, the striking force is changed from the axial direction to the longitudinal direction, the striking force is completely and vertically transmitted to the bone surface, the punching efficiency is improved, transverse movement of the bone breaking and punching unit in the punching process can be effectively avoided, and iatrogenic injuries are avoided; the patella is firmly fixed, and force dispersion caused ...

Method for preparing chitosan from shrimp shells

The invention discloses a method for preparing chitosan by utilizing shrimp shells, which comprises the following steps: carrying out superfine grinding on the shrimp shells, then carrying out boiling reflux by utilizing organic alcohol to destroy chitin crystals, and then replacing the organic alcohol by using water to ensure that related acting enzymes are in full contact with a substrate; the method improves the effects of deacetylation, decalcified inorganic salt and deproteinization in the enzymatic hydrolysis process, and prepares high-quality chitosan by using boiling, condensing and refluxing organic alcohol for washing and decoloring. And after being used, the ethanol can be distilled and recycled, so that environmental pollution caused by decoloration is avoided, and the effect of green production is achieved.

Storage battery on-line capacity checking inspection method and storage battery on-line capacity checking inspection device

The invention discloses a storage battery online capacity checking inspection method and device, and the method comprises the steps: controlling the discharge process of a storage battery through a first preset control strategy based on a first preset control parameter, and the first preset control parameter comprises a discharge termination condition; real-time state parameters of the storage battery in the discharging process are collected in real time till discharging is ended; when discharging is ended, the actual capacity of the storage battery is calculated based on the real-time discharging current in the discharging process, and capacity checking is carried out based on the actual capacity of the storage battery; and the charging process of the storage battery is controlled through a second preset control strategy based on second preset control parameters, the second preset control parameters comprise charging voltage and charging current constraint conditions and charging termination ...

Asynchronous calling method and system based on Actor model

The invention provides an asynchronous calling method and device based on an Actor model, and in the method, in order to realize an efficient Actor model for a game server, different types of message queues are established for each Actor. When the message processing function of the Actor processes the message, the asynchronous calling task is suspended by using a single-thread asynchronous calling method and then is directly returned to the current thread, and the message in the reentrant message queue is executed by using the thread, so that the Actor is operated in real time to process the logic service without waiting for the completion of the asynchronous calling task; and the characteristic of game instantaneity is met. Moreover, in the method provided by the embodiment of the invention, a task framework meeting a C # asynchronous calling specification is used, so that the Actor is always in a single thread when processing the synchronous or asynchronous logic code, a complex multi-thread ...

Confidential information anti-shooting alarm method, system and device and readable storage medium

The invention discloses a confidential information anti-shooting alarm method, system and device and a readable storage medium. The system comprises an alarm system front end, an alarm system rear end and a camera firmware integration algorithm unit. The alarm system front end is used for receiving and processing a page browsing request of a user, sending the page browsing request to the alarm system rear end, receiving an alarm processing result of the alarm system rear end, and processing and rendering the page browsing request according to the alarm processing result and displaying the page browsing request; the alarm system rear end is used for receiving and processing the request of the alarm system front end, generating an alarm two-dimensional code according to the security level information corresponding to the request content, sending the alarm two-dimensional code and the request content to the alarm system front end, and receiving an alarm record sent by the camera firmware integration ...

Unmanned aerial vehicle for high-altitude detection of water resources

The invention relates to the technical field of unmanned aerial vehicles, and discloses an unmanned aerial vehicle for high-altitude detection of water resources, the unmanned aerial vehicle comprises a vehicle body and a sampling box, air bags are fixedly arranged on the left and right side walls of an inner cavity of the sampling box, a fixing rod is fixedly connected to the middle of the inner cavity of the sampling box, and the outer surface of the fixing rod is slidably sleeved with an I-shaped plate; a connecting groove is formed in the bottom wall of the sampling box, a spring is fixedly connected to the bottom surface of the connecting groove, a ball plug is fixedly connected to the top end of the spring, and an air outlet groove is formed in the bottom wall of the sampling box. The I-shaped plate is driven to move downwards through the gravity of water flow, gas in the sampling box is pressed into the air bag through downward movement of the I-shaped plate, the air bag is driven ...

IRON-COBALT-BASED NANOCRYSTALLINE ALLOY AND MANUFACTURING METHOD THEREOF

An iron-cobalt-based nanocrystalline alloy as shown by Formula (I) and a manufacturing method thereof. In Formula (I), 0.3≤x≤0.45, 70≤a≤78, 1.5≤b≤4, 12≤c≤18, 4≤d≤8, 0.5≤e≤2, and 0.3≤f≤1.2. M is one or more of Cr, V, Mo, Nb, and Zr. By means of adding the above elements and controlling the contents thereof, the iron-cobalt-based nanocrystalline alloy has the features of high squareness ratio, high magnetic permeability, low loss, and low coercivity. In the process of preparing the iron-cobalt-based nanocrystalline alloy, a two-step annealing process is used, thereby further reducing the coercivity, improving the magnetic permeability, and finally obtaining an iron-cobalt-based nanocrystalline alloy having excellent magnetic properties. (Fe1-xCox)aMbSicBdCeCuf (Ⅰ).

Leg load-bearing device for skiing training

The utility model discloses a leg weight bearing device for skiing training, which comprises a connecting cloth belt, a sealing bottom belt, a connecting groove and a spring, the front side of the connecting cloth belt is bonded with the weight bearing belt, the surface of the weight bearing belt is connected with a sewing line, the sealing bottom belt is fixed below the weight bearing belt, and the surface of the weight bearing belt is connected with a balancing weight. An upper wrapping belt is connected to the upper portion of the connecting cloth belt, connecting ropes are fixed to the left side and the right side of the connecting cloth belt, an extrusion plate is connected to the interior of the fixing frame, limiting blocks are fixed to the left side and the right side of the surface of the fixing frame, a built-in pad is arranged on the inner surface of the connecting cloth belt, and a connecting groove is formed between the connecting cloth belt and the load-bearing belt. The leg ...

Intelligent dust removal device for server and control method of intelligent dust removal device

The invention relates to the technical field of servers, and discloses an intelligent dust removal device for a server and a control method thereof.The device comprises a supporting plate installed in the server and provided with an air guide groove and a dust discharge port, and the dust discharge port is formed in one end of the air guide groove; the dust detector is mounted on the supporting plate, and the dust detector is used for monitoring the dust concentration in the server; the dust remover is mounted on the supporting plate; the airflow driving part is mounted on the supporting plate and drives airflow to flow to the dust discharge port along the air guide groove; and the controller is installed on the supporting plate, and the dust detector, the dust remover and the airflow driving piece are all electrically connected with the controller. When the dust detector monitors that the dust concentration in the server exceeds a set threshold value, the dust in the server is in a suspended ...

SERVICE DATA PROCESSING METHOD, SYSTEM AND DEVICE, AND COMPUTER-READABLE STORAGE MEDIUM

Disclosed is a service data processing method. The method process comprises: receiving an index standard configured, by a user, for an established service index, and completing, based on the index standard, the configuration of the service index; acquiring, based on the configured service index, service data matching the configured index standard from a docking database, wherein the database is a distributed database; and performing analysis and collecting statistics on the acquired service data to generate an index result of the service index, and displaying the index result according to a pre-set visualized display rule. Also provided are a service data processing system and device, and a computer-readable storage medium. The present invention enables service personnel to acquire an index result in time, so as to understand the progress and variation trends of service development, and to better help a user to make a decision, thereby improving the service processing efficiency.

Client application package identification method and system

The embodiment of the invention provides a client application package identification method and system, and the method comprises the steps: transmitting an application package identifier of a client to a server side in each interaction between the client and the server side; meanwhile, in the service system of the server side, each function is configured, and matching is performed according to information contained in the application package identifier in the configuration to determine whether the function is open to the current application package, so that the functions of different client application packages from multiple channels are distinguished and adapted, and the user experience is improved. Meanwhile, hard coding does not need to be carried out in a service system, and the development efficiency of software engineering is greatly improved.

Large-format tiny defect detection system and method based on double-precision imaging module

The invention provides a large-format tiny defect detection system and method based on a double-precision imaging module, and relates to the technical field of machine vision. Firstly, a three-dimensional motion platform is built and is jointly debugged with a motor driver, and the three-dimensional motion platform has the function of moving in the three-dimensional direction; secondly, a double-precision imaging module is installed and is respectively used for realizing large-view low-precision image acquisition and small-view high-precision image acquisition; calling a defect detection preliminary screening algorithm and a defect subdivision positioning neural network to perform preliminary screening, subdivision and positioning of defects; finally, accurate defect types and positions are obtained and output to a file. According to the invention, two imaging modules with different precisions are adopted to carry out image acquisition and defect detection on the overall situation and the ...

Preparation method of bis (fluorosulfonyl) imide lithium salt

The invention relates to the field of organic chemistry, in particular to a preparation method of bis (fluorosulfonyl) imide lithium salt, which comprises the following steps: reacting bis (fluorosulfonyl) imide with lithium carbonate in a mixed organic solvent, and performing post-treatment to obtain the bis (fluorosulfonyl) imide lithium salt. According to the synthetic route provided by the invention, the reaction process stays at the stage of lithium bicarbonate, so that the reaction system contains little water, and the generated lithium bicarbonate is extremely easy to recover. And the process method is simple, and the imidodisulfuryl fluoride lithium salt with high yield and high quality can be prepared.

Electric energy transaction system based on block chain

The invention provides an electric energy transaction system based on a block chain. The block chain adopts a pluggable consensus mechanism; the market pricing and clearing-out module is used for determining a supply-demand relationship and a market clearing-out strategy; the on-chain energy management module is used for pricing and managing based on deployment of an energy pricing smart contract and an energy management contract, and constructing a market transaction engine; the identity authentication module is used for executing interaction between the electric energy transaction participant and the block chain based on an autonomous identity authentication method; the identity authentication module and the market transaction engine belong to different application layers for implementation, and interaction between the identity authentication module and the market transaction engine is associated through middleware. According to the transaction market framework provided by the embodiment ...

Pedestrian re-recognition and gait recognition method based on spatial-temporal feature complementary fusion

The invention relates to a pedestrian re-recognition and gait recognition method based on spatial-temporal feature complementary fusion. The method comprises the following steps: acquiring a to-be-detected optical image and a to-be-detected pedestrian gait image in a to-be-detected video; respectively inputting the to-be-detected optical image and the to-be-detected pedestrian gait image into a pedestrian re-recognition network and a gait recognition network, wherein the pedestrian re-recognition network and the gait recognition network respectively output a first pedestrian feature and a first pedestrian gait feature; inputting a first pedestrian feature output by the pedestrian re-recognition network and a first pedestrian gait feature output by the gait recognition network into a spatial-temporal feature complementary fusion module of the trained gait feature auxiliary pedestrian re-recognition network for feature fusion to obtain an initial pedestrian feature vector; and connecting ...

DATA OPERATION METHOD AND DEVICE AND COMPUTER READABLE STORAGE MEDIUM

A data operation method and device, and a computer readable storage medium. The method comprises: when an operation request sent by a client is received, obtaining operation information corresponding to the operation request (S1000); performing a verification operation on the obtained operation information (S2000); when the operation information passes verification, obtaining an operation type corresponding to the operation information, and obtaining a script program corresponding to the operation type in a preset database (S3000); and running the script program based on parameter information in the operation information to execute a corresponding operation on data to be processed corresponding to the operation request (S4000). By means of the method, a server can provide a data operation service by simple configuration without customizing and developing different script programs for different operation requests, so that a flow in which the server provides the data operation service is ...

Measuring device for measuring underground water level change in optimal configuration of water resources

The invention relates to the technical field of geological exploration, and discloses a measuring device for measuring underground water level change in water resource optimal configuration, which comprises a water level probe and a controller, a cable is connected between the water level probe and the controller, the controller is mounted on a well lid, a compensation mechanism is mounted on the bottom surface of the well lid, and the compensation mechanism is connected with the water level probe. The compensation mechanism comprises a box body, and a monitoring device is installed in the box body. The compensation mechanism is arranged below the well lid, the probe fluctuation monitoring assembly is used for monitoring the flowing condition of water flow, and therefore whether the current water flow condition is suitable for detecting the water level or not can be judged, and meanwhile the probe deviation assembly is used for obtaining the deflection angle of the water level probe in ...

Industrial information security illegal behavior monitoring method and device, electronic equipment and medium

The invention provides an industrial information security illegal behavior monitoring method and device, electronic equipment and a medium. The method comprises the following steps: acquiring real-time communication data of an industrial control network; judging whether an abnormal event occurs in the industrial control network based on the real-time communication data; when an abnormal event occurs in the industrial control network, determining the type of the abnormal event; and based on the type, calculating a damage degree value of the abnormal event to obtain a damage assessment result of the abnormal event. According to the invention, on the basis of the real-time communication data of the industrial control network, when the abnormal event occurs in the communication data, the type of the current abnormal event is identified and confirmed, the damage value of the current abnormal event is calculated, and the damage degree of the current abnormal event is quantified; therefore, a ...

Combined type shield tearing cutter

The combined type shield tearing cutter comprises an upper top, a cutter body and a cutter holder which are installed mutually, an upper top boss is arranged on the lower side wall of the upper top, and a cutter body groove matched with the upper top boss is formed in the upper side wall of the cutter body; a cutter body boss is arranged on the lower side wall of the cutter body, and a cutter holder groove matched with the cutter body boss is formed in the upper side wall of the cutter holder. A positioning through hole is formed in the tool body groove, a positioning threaded hole is formed in the tool apron groove, a positioning stud is arranged in the positioning through hole, and the positioning stud is in threaded connection with the positioning threaded hole. According to the cutter with the novel structure, the cutter body and the wear-resistant tungsten carbide alloy can be replaced after the cutter loses efficacy, and the purchase cost for replacing the cutter is reduced. And waste ...

Efficient pre-filming agent and preparation method thereof

The invention relates to the technical field of water treatment agents, and particularly discloses an efficient pre-filming agent and a preparation method thereof. The invention relates to a high-efficiency pre-filming agent, which comprises the following substances: 10-40% of glutamic acid; 10 to 30% of aspartic acid; 1-2% of a catalyst; 3-5% of sodium oxide; 20 to 30% of hydrolytic polymaleic anhydride; 7-10% of a zinc source; 2-4% of ferrous sulfate heptahydrate; 1-3% of hydrochloric acid; 8 to 20% of gluconate; and the balance water. The preparation method comprises the following steps: taking glutamic acid, aspartic acid and a catalyst, stirring and mixing, adding sodium hydroxide, carrying out hydrolysis reaction, adding hydrochloric acid, adjusting to weak acidity, and adding gluconate, a zinc source, an iron source, hydrolytic polymaleic anhydride and water to prepare the pre-filming agent. The efficient pre-filming agent can be used in industrial circulating cooling water, and ...

Rear bumper assembly structure for optimizing automobile exhaust airflow noise

The invention belongs to the technical field of automobile exhaust noise reduction, and relates to a rear bumper assembly structure for optimizing automobile exhaust flow noise. The rear protection exhaust decorative cover (1) is arranged at the position, close to the lower portion, of the rear protection body (2), the rear protection ventilation frame (5) is arranged at the position, close to the lower portion, of the rear side wall (6), and the position from the rear protection exhaust decorative cover (1) to the position of the rear protection ventilation frame (5) is a path leading to an automobile cabin. And the rear protection sound-absorbing cotton (4) is arranged from the position of the inner surface of the rear protection body (2) close to the rear protection exhaust decorative cover (1) to the position of the inner surface of the rear side wall (6) close to the rear protection ventilation frame (5). According to the rear protection assembly structure for optimizing the exhaust ...

METHOD FOR EXTRACTING CHARGE DISTRIBUTION ALONG CHANNEL IN MOS TRANSISTOR

Provided is a method for extracting charge distribution along a channel in a metal-oxide-semiconductor (MOS) transistor. The method is applied in extraction of distribution of interface state charges and gate dielectric charges in an MOS transistor and comprises: adding an MOS transistor to a test circuit, and measuring, by a charge pump current test method, two charge pump current curves of a drain open circuit or a source open circuit of the MOS transistor before and after stress, one being an origin curve, and the other being a post-stress curve; and finding a point B on the post-stress curve corresponding to any point A on the origin curve, and estimating the quantity of locally generated interface state charges and gate dielectric layer charges according to a charge pump current variation and a voltage variation of local points. The method can extract the distribution of charges from a drain or source to a channel easily and rapidly with the assistance of a computer.

Crawling ladder type suspender for replacing insulator of power transmission line

A crawling ladder type suspender for replacing an insulator of a power transmission line comprises a climbing assembly which comprises a first rod body and a first bearing piece arranged on the first rod body; the fixing assembly comprises a second rod body, a transmission piece arranged on the second rod body, a first fixing piece and a second fixing piece, wherein the first fixing piece and the second fixing piece are connected to the two ends of the second rod body through threads respectively. The fixing assembly is fixedly connected with the first rod body through the second rod body. And the operation assembly is connected with the transmission part of the fixing assembly and can drive the second rod body to rotate through driving of the operation assembly on the transmission part, so that the first fixing part and the second fixing part can move relative to the second rod body. According to the crawling ladder type suspender for replacing the insulator of the power transmission line ...

LASER CUTTING METHOD FOR AMORPHOUS STRIP

A laser cutting method for an amorphous strip. The method is used for cutting a single amorphous strip, and comprises: presetting a cutting track of the single amorphous strip; and in a vacuum or inert gas atmosphere, using laser to cut the single amorphous strip according to the cutting track, wherein the wavelength of the laser is less than 1030 nm, and the pulse width of the laser is not greater than 10-9s. The laser cutting method for an amorphous strip is used for cutting an amorphous strip. Laser spots have higher energy density, such that the temperature in an amorphous strip cutting area directly and rapidly rises, and the cutting area is directly gasified before transferring heat with surrounding areas, thereby avoiding temperature rise around the cutting area and enabling effective avoidance of the problem of a change in the performance of an amorphous material around the cutting area.

IRON-BASED AMORPHOUS ALLOY STRIP MATERIAL AND METHOD FOR FABRICATION THEREOF

Provided are an iron-based amorphous alloy strip material and method for fabrication thereof, as represented by the formula FeaSibBcCdMf, wherein M is a trace element; a, b, c, d, and f correspond to the atomic percentage content of each element, and 81.0 ≤ a ≤ 83.0, 0.5 ≤ b ≤ 6.5, 12.0 ≤ c ≤ 14.5, 0.1 ≤ d ≤ 1.3, f ≤ 0.4, and a+b+c+d+f = 100; the pinhole length of said iron-based amorphous alloy strip material is greater than 0 and less than or equal to 4 mm, its width is greater than 0 and less than or equal to 2 mm, and the number of pinholes on the strip material which have a length of 2 m does not exceed 5. The method for fabrication comprises the following steps: (A) batching the ingredients of the iron-based amorphous alloy as represented by the formula, then smelting and refining to obtain molten steel; (B) single-roll quick quenching of the molten steel and then performing thermal treatment to obtain an iron-based amorphous alloy strip material. The surface quality of the iron-based ...

Information security event alarm level evaluation method and system

The invention provides an information security event alarm level evaluation method and system, and the method comprises the steps: obtaining transmission data information of data in a transmission process, the transmission data information comprising transmission message data and transmission content data; obtaining turning data information transmitted after the data is turned, wherein the turning data information comprises turning message data and turning content data; obtaining security evaluation information according to the transmission data information and the turning data information; and processing the security evaluation information through a neural network to obtain a security level. According to the information security event alarm level evaluation method and system provided by the embodiment of the invention, by monitoring the data flow and the communication data on the network, network attack behaviors and other information security events are accurately matched by using massive ...

High-efficiency photovoltaic power generation system

The invention relates to the technical field of photovoltaic power generation, and discloses a high-efficiency photovoltaic power generation system which comprises a photovoltaic power generation assembly used for converting light energy into electric energy, a sun illumination angle sensor used for collecting the incident angle of sunlight, a motor used for adjusting the angle of the photovoltaic power generation assembly according to the incident angle of the sunlight, and a power supply device used for supplying power to the motor. The power generation calculation module is used for calculating the first power generation amount and the second power generation amount of the photovoltaic power generation assembly within the preset time, and the judgment module is used for judging whether the photovoltaic power generation assembly is at the optimal power generation angle or not according to the first power generation amount and the second power generation amount; and the control module ...

Data synchronization method based on national secret

The invention belongs to the technical field of data management, and particularly relates to a national secret-based data synchronization method, which comprises the following steps of: setting a group headquarters database in a group headquarters server, and setting a subordinate enterprise database in a subordinate enterprise server, the data synchronization module of the subordinate enterprise comprises a to-be-synchronized data temporary storage unit, a timestamp storage unit and a national secret encryption unit; according to a corresponding timestamp in a timestamp storage unit, calling corresponding data in a database of a subordinate enterprise into a temporary storage unit for data to be synchronized, encrypting the data in the temporary storage unit for data to be synchronized through a national secret encryption unit, and then sending an encrypted data packet to a group headquarter server through the Internet; a national secret analysis module is arranged in a group headquarters ...

Four-arm star-shaped fluorescent poly (methyl) acrylate and preparation method thereof

The invention belongs to the technical field of high polymer materials, and particularly relates to four-arm star-shaped fluorescent poly (methyl) acrylate and a preparation method thereof. The preparation method comprises the following steps: by taking 4-[(2-hydroxyethyl)-methyl-amino]-benzaldehyde as a raw material, sequentially synthesizing 2-((4-formylphenyl) (methyl) amino) 2-bromine-2-methyl ethyl propionate, 2-((4-(1-hydroxy-2-alkyn-1-yl) phenyl) (methyl) amino) 2-bromine-2-methyl ethyl propionate, 2-(methyl (4-acryloylphenyl) amino) 2-bromine-2-methyl ethyl propionate, TPE-BK-4Br and TPE-BKI-4Br; and adding (methyl) acrylate and a ligand to synthesize the poly (methyl) acrylate. An atom transfer radical polymerization initiator is synthesized by modifying a tetraphenyl ethylene molecular structure through amino-alkynyl click reaction and boron difluoride coordination, so that four-arm star-shaped fluorescent poly (methyl) acrylate is obtained.

Coiling machine guide ruler control method

The invention provides a guide ruler control method of a coiling machine. The method comprises the following steps that after a secondary short stroke completion signal comes, a PLC controls a working side guide ruler and a transmission side guide ruler to be put into pressure closed-loop control at the same time, and the pressure feedback and duration of the working side guide ruler and/or the transmission side guide ruler are judged based on the control mode of a transmission side force control mode or a working side force control mode; and when the preset value is exceeded, the PLC sends a signal for stopping pressure control to the working side guide ruler or the transmission side guide ruler based on the control mode of the transmission side force control mode or the working side force control mode. After the method is put into operation, the phenomenon of single-side tower shape of the steel coil head of the curled steel coil is greatly eliminated based on the method of simultaneous ...

Nanocrystalline injection molding magnetic core and preparation method and application thereof

The invention relates to a nanocrystalline injection molding magnetic core and a preparation method and application thereof, and the preparation method comprises the following steps: carrying out injection molding on the outer surface of the nanocrystalline magnetic core to form a shell to obtain the nanocrystalline injection molding magnetic core. According to the preparation method provided by the invention, the outer surface of the nanocrystalline magnetic core subjected to heat treatment is directly subjected to injection molding to obtain the protective shell, so that the defect that an assembly gap of 0.1-1mm needs to be reserved in the protective shell in the prior art is overcome, the final volume of a magnetic core product is reduced, and the injection molding cost and the later winding cost are reduced; moreover, injection molding is directly carried out on the outer surface, a good waterproof effect can be achieved only by ensuring the waterproofness of an injection molding material ...

SHIFT REGISTER UNIT AND DRIVING METHOD THEREOF, SCANNING DRIVING CIRCUIT AND DISPLAY DEVICE

A shift register unit and driving method thereof, scanning driving circuit and display device. The shift register unit comprises: an input end (INPUT), an output end (OUTPUT), a reset end (RESET) and a first noise leak end (LEAK1), and further comprises a pull-down module (14), and an input module (11), an output module (12), a reset module (13) and a first noise leak module (15) connected to a first node (PU). The input module (11) is configured to pull up a voltage at the first node (PU) under the control of a signal received by the input end (INPUT). The first noise leak module (15) is configured to output a noise voltage at the first node (PU) to the first noise leak end (LEAK1) under the control of a third clock signal (CLK1), and is further configured to disconnect an electric connection between the first noise leak end (LEAK1) and the first node (PU) when the voltage at the first node (PU) is pulled up. Thus a stable output of a GOA unit eliminating noise interference is achieved ...

IRON-BASED AMORPHOUS ALLOY AND PREPARATION METHOD THEREFOR

Disclosed are an iron-based amorphous alloy and a preparation method therefor. The chemical formula of the alloy is FeaSibBcPdMe, wherein, a, b, c, d and e respectively represent an atomic percentage content of the corresponding component; 80.5≤a≤84.0, 3.0≤b≤9.0, 8.0≤c≤15.0, 0.001≤d≤0.3, e≤0.4, and a+b+c+d+e＝100; and M represents an impurity element. In the preparation method of the iron-based amorphous alloy, further, the iron-based amorphous alloy is subjected to a suitable heat treatment, after which good soft-magnetic properties can be obtained. The alloy can be used for making iron core materials for power transformers, power generators and engines.

Application of NKG2D-based cell adapter molecule in senescent cell elimination

The present invention relates to the use of NKG2D-CD3 and NKG2D-CD16 cell adapter molecules in the elimination of senescent cells and the treatment of senescent cell accumulation related diseases. In particular, the cell adapter molecules include an NKG2D extracellular domain, a linking segment, and a CD3 or CD16 binding domain. The cell adapter molecule efficiently induces death of senescent cells with high expression of NKG2D ligands by bridging senescent cells and immune cells, and thus can be used as an effective therapeutic agent for senescent cells expressing NKG2D ligands and related diseases.

Enteroscope image target detecting and tracking system

The invention provides an enteroscope image target detection tracking system, which comprises a module M1 for acquiring an enteroscope image data set and calibrating the acquired enteroscope image data set to obtain a calibrated data set; a module M2: constructing an improved YOLOV5 deep learning network, and training the improved YOLOV5 deep learning network by using the calibration data set to obtain a trained improved YOLOV5 deep learning network; the module M3 is used for carrying out target detection by utilizing the trained improved YOLOV5 deep learning network and carrying out real-time tracking on a target in an enteroscope by adopting a Deepsort algorithm; according to the improved YOLOV5 deep learning network, a tiny target detection head is added on the basis of a YOLOV5 detection network, the scale change adaptive capacity of a detector is improved, a convolution block attention model is introduced into the detection network, and the significance degree of finding a target object ...

3D printing nozzle with Z-direction lifting function and interlayer path strengthening method

The invention relates to the technical field of additive manufacturing, and discloses a 3D printing spray head with a Z-direction lifting function and an interlayer path strengthening method.The spray head comprises a wire feeding assembly, a cooling assembly, a heating assembly and a printing nozzle which are sequentially connected from top to bottom, and further comprises a liftable support and a liftable support Z-direction driving assembly; the liftable support is located below the three-dimensional moving support, the liftable support Z-direction driving assembly is arranged on the three-dimensional moving support and connected with the liftable support, and the wire feeding assembly, the cooling assembly, the heating assembly and the printing nozzle are arranged on the liftable support. The liftable support Z-direction driving assembly drives the liftable support to move up and down in a vertical plane in a reciprocating mode. The curved surface trend of a printing path is achieved ...

Industrial control vulnerability scanning processing system and scanning processing method

The invention discloses an industrial control vulnerability scanning processing system and a scanning processing method. An industrial switch in the system is used for being in communication connection with a historical data station, an OPC station, an engineer data station, an operator data station and a plurality of industrial control systems; the industrial control scanning unit is connected with the industrial switch, performs industrial vulnerability scanning on each data station and the plurality of industrial control systems through the industrial switch according to a preset multi-thread scanning processing flow after receiving a scanning instruction, and outputs an industrial vulnerability scanning result; performing risk condition information identification on the scanning result to generate an evaluation report; and the screen display unit displays the scanning result and the evaluation report. According to the method, a traditional IT environment and a plurality of industrial ...