35results about How to "Degree of overcoming" patented technology

The invention relates to a start verification method and system. The method includes: integrating a miniboot including first verification information in a CPU (central processing unit) of a master chip in advance, storing second verification information used for verifying a uboot in a flash of the master chip, embedding third verification information used for verifying kernel and recovery in the uboot; when the master chip is started, utilizing the first verification information in the miniboot to verify the second verification information; when verification passes, utilizing the second verification information to verify the uboot, starting the uboot when the uboot is legal, then allowing the uboot to utilize the third verification information to verify the kernel and the recovery, and starting the kernel and the recovery when the kernel and the recovery are legal; if verification in any link does not pass, failing in start. By multistage serial verification, higher safety guarantee is brought to intelligent terminals.

A medical image segmentation method based on quantum-behaved particle swarm cooperative optimization mainly solves the problem that increasing of categories in the prior art of image segmentation results in overlong segmentation time, local optimum of segmentation results and low segmentation precision within bearable time. The technical scheme includes step one, reading in medical images to obtain a matrix; step two, initializing population; step three, obtaining individual optimum and global optimum; step four, generating new individuals; step five, generating new individual optimum and global optimum; step six, judging whether the current iteration meets the maximum iteration or not, if yes, performing the step seven, if not, returning to the step four; step seven, performing image segmentation; and step eight, outputting segmented image matrix. The Monte Carlo method is used for multiple measurement during image segmentation threshold valuating, cooperation strategy is used for individuals obtained by multiple measurement, and accordingly the medical image segmentation method has the advantage of quickness in obtaining of ideal segmentation results and can be used for multi-threshold segmentation of medical images.

Disclosed is a high-efficiency air filter scanning leak-detection device and method. The high-efficiency air filter scanning leak-detection device comprises an air duct system, an air flow conversion device, a detection platform, a two-dimensional scanning mechanism, a detection system and a control system. According to the high-efficiency air filter scanning leak-detection device and method, leak points can be accurately and rapidly positioned, the distribution of the leak points are timely displayed through a three-dimensional graph, and the standard requirements are met.

The invention discloses an implementation method of a lightweight block cipher algorithm Wheel, which comprises the following steps of: calculating the number of turns by utilizing an initial encryption key, and sequentially obtaining an intermediate key and a whitening key by utilizing the initial encryption key; wherein each round of operation is composed of an F function operation, an FF function operation and a bitwise exclusive OR operation, each round of operation is used for processing N sets of encrypted information, and N sets of encrypted information corresponding to each next roundof operation are output information of the previous round of operation; and finally, performing Sa replacement operation on the output data subjected to round operation to obtain output data, and performing round encryption operation on the output data and the low bit of the initial encryption key to obtain encrypted plaintext information. According to the method, the encryption security and efficiency are improved.

A manufacturing method for colored fluorine-free imitation ceramic glaze belongs to the field of advanced glass materials. According to the manufacturing method, a melt jacking blowing method is adopted, and the five-layer colored fluorine-free imitation ceramic glaze is prepared by dip blowing according to the sequence of bright material, white material, bright material, pigment and bright material. The manufacturing method overcomes the defect that the traditional imitation ceramic glass production greatly depends on the initial temperature of glass melt phase-splitting or devitrification and the cooling speed during forming; and meanwhile, the manufacturing method realizes very good opacifying effect under the condition of lower phosphorous content, and the common defects of uneven opacifying degree, stripe and the like are not liable to occur.

The invention discloses a composite insulator ageing photo-thermal radiation detection system based on an unmanned aerial vehicle. The system comprises an airborne terminal 9 and a ground terminal 14,the airborne terminal comprises an unmanned aerial vehicle body 1, a power module 2, a flight control module 3, a satellite positioning module 4, a cloud deck 5, a photo-thermal radiation detection module 6, an airborne wireless transmission module 7 and an airborne information processing center 8, and the ground terminal comprises a ground wireless transmission module 10, a ground unmanned aerial vehicle control module 11, an image processing and displaying module 12 and a ground information positioning center 13. According to the system, the unmanned aerial vehicle carries the photo-thermalradiation detection module to detect temperature distribution time change or space distribution conditions of a composite insulator after laser radiation, the relationships among thermal conduction characteristics and aging degree of the composite insulator are analyzed, and photo-thermal radiation online remote sensing evaluation of an ageing state of the overhead composite insulator is achieved. The system has the advantages that the method and operation are simple, non-contact, lossless, high-sensitivity, efficient, online remote sensing evaluation of the ageing degree is achieved and thelike.

The invention discloses a refrigerator control method and device, a storage medium and a refrigerator. The method comprises the steps that current information of residual food materials in the refrigerator is obtained, wherein the current information includes one of the food material name, the production date, the expiration date and nutrient elements; and according to the current information, thequality and/or the nutrient structure of the residual food materials is monitored. According to the scheme, the problem that due to enlarging of the volume of the refrigerator, a user cannot conductusage conveniently can be solved, and the effect that usage convenience is enhanced is achieved.

The invention relates to a method for testing a lower limb function testing index. The method comprises the following steps of: firstly, acquiring an RGB (Red Green Blue) image and a depth-of-field image of a tested personnel to determine an initial body image of the tested personnel; according to the initial body image, determining initial coordinates of a preset position on the body of the tested personnel and storing the initial coordinates for subsequent computation use; then acquiring a body image, which is shot by a 3D (three dimensional) image sensor in real time and is used for the index to be tested, of the tested personnel; on the basis of the initial coordinates and the real-time body image for the index to be tested, calculating a test value of the index to be tested. The method overcomes the technical defects that in the prior art, labor is required for participating in to a great degree; consistency and accuracy of testing are promoted; meanwhile, the testing process is simpler.

The invention discloses a reminding method and device for a terminal, and the terminal. The method comprises the following steps of obtaining voice and words when a user utilizes the terminal; determining whether the mood of the user meets a preset bad mood state according to the voice and the words; and when the mood meets the state, sending a preset reminding message in order to realize adaptive reminding when the user is in bad mood. According to the scheme of the invention, the defects of low humanness, few functions, poor convenience for use and the like in the existing technology can be overcome, and the beneficial effects of high humanness, many functions and good convenience for use are realized.

The invention relates to a novel intelligent tramegger with a self-discharge function. The novel intelligent tramegger is characterized by comprising a DC voltage output unit, a sampling unit, a CPU control unit, an A/D (Analog/Digital) conversion unit, a first D/A (Digital/Analog) conversion unit, a second D/A conversion unit, a delay relay and a discharge resistor, wherein the delay relay and the discharge resistor are connected in series between a circuit terminal L and a ground terminal E and form a discharge loop together with a article to be tested and the magnetotelluric impedance; the sampling unit is connected to two ends of the discharge resistor; the sampling result passes through the A/D conversion unit and then is sent to the CPU control unit; and the CPU control unit is connected with the DC high-voltage output unit and the control terminal of the delay relay. The novel intelligent tramegger makes the best use of the digital signal processing technology and the singlechip control technology, effectively overcomes the shortcomings that a traditional digital tramegger can not achieve self-discharge and is low in intelligent degree, promotes the measurement technical level of insulating resistance, and has the advantages of safety and reliability in detection, high testing accuracy, simplicity and convenience in operation, strong anti-interference ability and the like.

The invention discloses a method for collecting hypophysis and hypothalamo of a goat. By using the method, complete hypophysis and hypothalamo tissue samples with relatively low pollution degrees can be rapidly obtained after a cranial bone of the goat is split, the collecting efficiency for brain tissue samples is ensured, and defects that tissues such as hypophysis and hypothalamo are high in pollution degree and are relatively easily lost and the like in the prior art are overcome; and the method is suitable for collecting a great number of samples and is simple and rapid in operation. The method disclosed by the invention is simple and good in using effect.

The invention discloses an oil price pricing system of a filling station. The system comprises a server and a plurality of data acquisition terminals, the data acquisition terminals are respectively arranged at filling sites and used for acquiring monitoring data of the filling sites in a corresponding manner and sending the monitoring data to the server, the server comprises a model operation module, a database module and a data transmission module, the data transmission module receives the monitoring data transmitted through the data acquisition terminals and stores the monitoring data in the database module, the model operation module performs operation on the monitoring data and returns an operation result to the data acquisition terminals, and the model operation module comprises three operation programs including a conventional model, an unconventional model, and a gaming model. According to the system, the oil price is predicted through various algorithms of the conventional model, the unconventional model and the gaming model according to the monitoring data including competitor price, competition environment, road repair, site repair, and economic environment change acquired by the filling stations, and the recommendation prices of the filling site oil prices can be rapidly, accurately, and stably realized.

The invention provides a ternary random copolymer containing beta-myrcene, a preparation method and applications thereof, and relate to the field of synthetic rubbers, wherein the ternary random copolymer containing beta-myrcene comprises a beta-myrcene structure unit, a styrene structure unit and a butadiene structure unit, and has a structure represented by a formula (I), the beta-myrcene structure unit accounts for 5-70 wt% of the ternary random copolymer, and the copolymer is prepared by copolymerizing a bio-based monomer beta-myrcene, styrene and butadiene anions. According to the present invention, the method has characteristics of simple process, high efficiency, low cost, high functionalization degree and good industrial adaptability, and can achieve the efficient and precise control of the composition and the structure of random copolymers; and the long branch chain, the carbon particles and other fillers contained in the product have good adhesion, and can significantly improve the dispersibility of the carbon black, and the vulcanized rubber prepared by using the copolymer has characteristics of high wet-skid resistance, low rolling resistance and the like, and is a novel environmental protection and energy saving tread rubber.

The invention discloses a message pushing method and device for a purchasing system, a storage medium and a terminal. The method comprises the following steps: acquiring purchasing information in a purchasing order of the purchasing system; performing historical data analysis according to the purchase information to obtain a product comprehensive evaluation result and a historical purchase feedback condition of a pre-purchased commodity in the purchase order; and according to a preset rule and in combination with a set message push permission relationship, notifying the product comprehensive assessment result and the historical purchase feedback condition to a purchase approver communication terminal set in the message push permission relationship in a mail form and/or a purchase management platform message push form. According to the scheme, the problem that the number of functions of message pushing functions of a plurality of purchase systems in an enterprise is small can be solved,and the effect of increasing the functions of the message pushing functions of the purchase systems in the enterprise is achieved.

A material liquor recoil stirring apparatus is disclosed, which pertains to anaerobic fermentation apparatus; S type tubular agitator is deposed in cavity formed by upper lid of fermentor and body of the same, connecting tube is fixed on outer portion of upper terminal of S type tubular agitator, and always disposed inside bearing assembly. Material inlet is arranged on upper lid of fermentor, which is communicated with tube of S type tubular agitator. Pores are opened on opposite walls of upper and lower section of S type tubular agitator. Central line of the pore opening is perpendicular to S type tubular agitator, and a angle of 90 degrees is formed; the apparatus rotates S type tubular agitator by utilizing recoil principle of liquid for stirring and mixing, which is simple in structure, small in energy consumption, reliable to use, good in operational quality, wide in application.

The invention discloses a control method, a device and a storage medium of a dehumidifier and the dehumidifier. The method comprises the following steps of: determining whether a voice wake-up commandsent by a user to enable the dehumidifier to enter a voice interactive control mode or an automatic control starting command sent by the user to enable the dehumidifier to enter an automatic controlmode is received; controlling the dehumidifier to operate in the voice interactive control mode if the voice wake-up command is received and the automatic control starting command is not received; andcontrolling the dehumidifier to operate in the automatic control mode if the voice wake-up command is not received or the automatic control starting command is received, The scheme provided by the invention can solve the problem of inconvenient use in the control of the dehumidifier in the prior art, which requires the participation of users, and the effect of improving the convenience of use isachieved.

The invention belongs to the field of radio frequency identification and relates to a multi-area expandable RFID system based on a CAN bus, which is characterized in that the system comprises an RFIDmain area subsystem and a plurality of RFID expansion area subsystems. The RFID main area subsystem includes an RFID read/write unit, a master control MCU, an RF control unit, a CAN bus transceiver unit, a plurality of read-write antennas, and a plurality of expansion output interfaces. The RFID expansion area subsystem includes an auxiliary MCU, a radio frequency control unit, a CAN bus transceiver unit, a plurality of read-write antennas, an expansion input interface and an expansion output interface. The RFID primary area subsystem is interconnected with the extended area subsystem and theextended area subsystem only through the extended interface. The invention only uses one RFID read-write unit, realizes the RFID multi-area read-write ability through a simple expansion interface, supports the serial and star expansion of the read-write area, and can be widely used in the cost-sensitive multi-RFID read-write area.

The invention belongs to the technical field of daily household supplies, in particular to a frame folded laundry rack. The laundry rack is mainly composed of horizontal rods, rack rods, vertical rods, bottom rods, extension rack rods, extension arms and the like, the horizontal rods, the rack rods, the vertical rods and the bottom rods form a cuboid frame structure by adopting a fixed connectionmode, and a frame is rotatably connected with the extension rack rods through the extension arms; the symmetric horizontal rods can inward and horizontally rotate and be folded, and the symmetric rackrods, vertical rods, bottoms rods and the extension rack rods can freely contract; the frame folded laundry rack can be folded into an extremely small-sized flat cube frame, the main body structure is reasonable, the principle is reliable, and the defects of low folding degree and large occupied space are overcome; during use, the length of the laundry rack can be adjusted according to the numberof clothing, when the laundry rack is in idle or house moving is conducted, the whole laundry rack is completely folded, and the laundry rack is convenient to carry, flexible to use and particularlysuitable for the population who usually replaces the house.

The invention discloses a system and a method for artificially enriching and exploiting deep-water shallow-layer low-abundance unconventional natural gas. The system and the method realize low-cost development of the deep-water shallow-layer low-abundance unconventional natural gas by enriching the deep-water shallow-layer low-abundance unconventional natural gas, inducing enrichment of low-abundance shallow-layer gas and forming a high-abundance hydrate mineral deposit, and finally, large-scale exploitation of shallow gas, hydrate associated gas and hydrate is promoted. The scheme belongs tothe technology of one-time investment and multiple-time development, and once a mineralization system, a conduction system and a collection system are built, additional maintenance investment is not needed subsequently, so that the cost is reduced; in the artificial hydrate reservoir forming waiting period, a hydrate mining platform is not required to be in place, and only in place when mining isrequired, so that the field operation time is effectively shortened, and the cost is greatly reduced; and meanwhile, the defects of poor permeability and low mining efficiency of the existing argillaceous silty sand natural gas hydrate reservoir are overcome, and technical support is provided for finally promoting large-scale mining of shallow gas.

The invention provides a live-action riding training system based on a mobile streaming media technology. The live-action riding training system comprises a server platform based on the mobile streaming media technology and an Android riding training client, wherein the server platform is used for organizing and managing user information, competition information and video track information data, and providing user connection management, user information storage and streaming media track on-demand service; and the Android riding training client comprises a UI interface, a corresponding Activity, a BTservice module, a NetService module and a streaming media player module, can be connected with a riding platform through Bluetooth, is connected with the server platform through a TCP/IP protocol, and is used for on-demand playing of a high-definition track video on a streaming media server through a streaming media player, so that a user can perform live-action riding training based on themobile streaming media technology by using Android equipment. Through adoption of the live-action riding training system, the contradiction that the high-definition live-action track video is too large and the memory of mobile equipment is generally small is solved. The live-action riding training system has high stability and high function extensibility.

The invention discloses a pneumatic rotary tool, which comprises a compressed air conveying mechanism, a rotating mechanism for carrying out rotary movement under the action of compressed air output by the conveying mechanism, and a tool subassembly for carrying out rotary cutting movement under the action of the rotating mechanism. The pneumatic rotary tool is characterized in that the air conveying mechanism comprises an air inlet pipe, an air pipe joint, an air inlet shaft, an air outlet shaft, a motor base and a motor stator, which are orderly connected and form an air conveying channel, and the rotating mechanism comprises a motor shaft and a blade, and the blade and the motor shaft carry out rotary movement under the action of the compressed air so as to drive a tool to carry out rotary cutting movement. The pneumatic rotary tool has the advantages that: firstly, the defects on the technical level and proficiency of a worker are overcome; secondly, the condition that a cutting die for a cutting bed cuts the profile shape is overcome by matching with software of a cutter; the profiling and small-batch production time in the clothing industry is effectively saved, and finally, the phenomenon of charring of the cutting edge when the laser cutter cuts fibers and non-woven fabrics by a laser is overcome because a circular knife is adopted to cut.

The invention discloses an image acquisition device used for acquiring a stay cable surface image of a cable-stayed bridge in real time. The image acquisition device comprises an image acquisition/control module and an image receiving/processing module connected with the image acquisition control module. The image acquisition device used for acquiring the stay cable surface image of the cable-stayed bridge in real time overcomes the disadvantages of an existing stay cable surface image acquisition device, such as high cost, low degree of miniaturization, high price, high power consumption, poor real-time performance and complex installation, can lighten work burden of bridge maintainers and can increase the work efficiency.

The invention discloses a preparation method of environment-friendly modified starch, and belongs to the technical field of environment-friendly modified starch preparation. The environment-friendly modified starch is prepared through the steps of ultrasonic pretreatment, ultrasonic-mechanical esterification, washing, drying and the like. The problems that a wet method production (liquid phase condition) process is not easy to control, low in esterification degree, long in production cycle and the like are solved. The prepared environment-friendly modified starch has the esterification degree of 0.9-1.5, the whiteness of 87-94, the water content of 3-6%, the water absorption rate of 2-4%, the density of 0.9-1.2 g/cm<3> and the starch utilization rate of 95.2-96%, conforms to the indexes of Chinese standards GB/T12097, GB/T22427.6-2008 and GB/T12087-2008 for physical performance of starch and has the advantages of being high in film forming performance, coagulation resistance, transparency, anti-ageing performance, starch utilization rate and the like.

The invention discloses a method and equipment for realizing denitration in a solid-gas conversion furnace, belonging to the technical field of the boiler flue gas denitration. The method comprises the following steps: converting a solid-state denitration substance such as urea into a gas-state substance by virtue of a heating gasifying system; and spraying the gas-state denitration substance intoan in-furnace denitration region in a boiler to adequately mix the gas-state substance with to-be-treated flue gas for reaction. The urea is further heated to be gasified through heat of the boiler,and a temperature adjusting protection part connected with a second draught fan is utilized for adjusting the heating temperature in a gasifying region and protecting pipelines distributed in the boiler, so that the pipelines are not damaged and deformed due to the high temperature in the boiler; and the flue gas lower than 850 DEG C is denitrated in the boiler, so that compared with the prior art, the efficiency is remarkably improved, the denitration cost is lowered, and the environmental protection is promoted.

The invention discloses an electric cooker control method and device, a storage medium and an electric cooker. The method comprises the following steps of: determining whether a user forgets to send acooking instruction or not after the electric cooker is started; if the fact that the user forgets to send the cooking instruction after the electric cooker is started is determined, determining whether the electric cooker has a set cooking condition or not; and if the electric cooker has the cooking condition, executing a set anti-forgetting control mode after a first preset time length, so as to automatically enter a set cooking mode under the condition that the cooking instruction is not sent after the electric cooker is started. According to the method, the problems that mechanical electric cookers need manual operation and the operations of intelligent electric cookers are too complicated for the old people or certain special crowds can be solved, and the effect of enhancing the using convenience can be achieved.

The invention relates to the technical field of rail transit, and provides a rail transit station classification method and device, computer equipment and a computer readable storage medium. The method comprises the following steps: acquiring a plurality of to-be-classified rail transit stations and station attribute information corresponding to each rail transit station; according to the station attribute information corresponding to each rail transit station, clustering the plurality of rail transit stations to obtain a plurality of clustering sets; for each clustering set, determining category attributes of the clustering set according to station attribute information of the rail transit stations in the clustering set; and according to the category attributes respectively corresponding to the plurality of clustering sets, determining categories respectively corresponding to the plurality of rail transit stations. According to the method, the accuracy and rationality of classification of the rail transit stations can be improved, and technical support is provided for design of the urban rail transit stations and the surroundings of the urban rail transit stations.

The invention discloses a terracotta army fragment classification method based on deep learning, and the method comprises the steps: firstly carrying out the preprocessing of a terracotta army fragment data set, removing the background of a picture, cutting off the redundant white edges of the picture, unifying the specification images of the picture, and carrying out the normalization processing;then taking all the processed samples as a training set, randomly selecting part of the samples for labeling, importing the samples into the improved convolutional sparse auto-encoder network in batches for unsupervised iterative training until loss is small enough and tends to be stable, and obtaining output of a bottleneck layer as an effective feature; constructing an anchor graph according tothe effective features, and learning an anchor graph model by using an anchor graph semi-supervised classification algorithm based on a density peak value to obtain a prediction value of an unmarkedsample; and finally, selecting the category with the highest confidence as a prediction label, and comparing the prediction label with a real label to calculate classification accuracy. The method isconvenient to operate, and the problem that an existing method is not high in classification accuracy is solved.

Disclosed is a novel flywheel electromagnetic clutch brake structure. The lower portion of a structure body is connected with a transmission magnetic wheel pin and a flywheel connecting sleeve, a flange motor is mounted above the structure body and fixed by a fixing pin, a flywheel shell is mounted at a flange end of the flange motor, a flywheel is mounted above an output shaft of the flange motor of the flywheel shell, an electromagnetic clutch brake and the output shaft of the flange motor are mounted in an inner cavity of the flywheel shell at the left end of the flywheel coaxially, an output shaft and the output shaft of the flange motor are mounted above the flywheel shell at the left end of the flywheel coaxially through a bearing, one end of the output shaft of the flange motor is connected with the electromagnetic clutch brake, and the other end of the output shaft of the flange motor is connected with the output shaft.

The invention discloses a high-flux plant tissue genome DNA extraction method based on a paramagnetic particle method, and belongs to the field of molecular biology. The invention specifically discloses a DNA extracting solution. The DNA extracting solution comprises the following components: (a) the DNA extracting solution comprises the following components: NaCl, Tris-HCl, EDTA (Ethylene Diamine Tetraacetic Acid), CTAB (Cetyltrimethyl Ammonium Bromide), sorbitol and PVP (Polyvinyl Pyrrolidone); (b) the DNA extracting solution is prepared from the following components: NaCl, Tris-HCl, EDTA (Ethylene Diamine Tetraacetic Acid), SDS (Sodium Dodecyl Sulfate), sorbitol and PVP (Polyvinyl On the basis of a magnetic bead method, the DNA extracting solution is combined with a pipetting workbench, the defects that time and labor are consumed, manual operation steps are many, the scale standardization degree is low, organic reagents are harmful to human bodies and pollute the environment and the like in a traditional method are overcome, the DNA extracting efficiency is improved by 10 times, and the prepared DNA is stable and reliable in quality and high in practicability. The requirements of large-scale molecular marker-assisted breeding on high-throughput nucleic acid extraction can be met.

The present invention discloses an LED synchronous rectifying circuit, and relates to the field of LED lamps. The LED synchronous rectifying circuit comprises an EMI filter, a rectifying circuit, a converter, an LED circuit and a pulse control circuit, wherein an output end of the EMI filter is connected to the rectifying circuit; an outlet end of the rectifying circuit is separately connected with the converter and the pulse control circuit; the converter is connected in series with the LED circuit; the LED circuit is formed by connecting a plurality of LED lamp banks in series; each LED lamp bank is formed by connecting a plurality of diodes in parallel; and a linear constant-current circuit is connected in series to the tail end of the LED circuit and is connected between the rectifying circuit and the pulse control circuit. According to the LED synchronous rectifying circuit disclosed by the present invention, a current flowing through the LED lamp banks is in a pulse form to control each LED lamp bank to be sequentially conducted for emitting light and turned off, so that the current time of LEDs in unit time can be effectively shortened, heat generated by the LEDs is reduced, efficiency of the LEDs is improved, and the service life of the LEDs is prolonged.