31results about How to "Stop transmission" patented technology

The invention provides a control system for optimizing sleep quality in a driving cabin and a control method thereof, and relates to the technical field of driving cabin environment adjusting systems.The control system comprises a sleep-aiding switch key used for starting a switch signal in a one-key mode; the controller assembly is used for sending a control instruction; the brain wave detection assembly is used for collecting weak electric signals of the cerebral cortex and analyzing different brain wave characteristic signals; the seat posture adjusting assembly is used for storing and adjusting the seat state; the artificial natural breathing assembly is used for detecting and controlling the oxygen concentration; the water molecule atomization assembly is used for controlling the atomization amount of water molecules according to the humidity data; the noise interference elimination assembly is used for blocking noise transmission; and the three-in-one control assembly is used for adjusting music, an air conditioner and light. The technical problems that only indexes in a single cab are changed, the sleep state of a driver cannot be detected, and the environment suitable for sleep cannot be automatically adjusted are solved. The technical effect of intelligently improving the sleep quality of the personnel in the driving cabin is achieved.

The invention relates to a blasting structure and a blasting method for a steep rock slope, the steep rock slope comprises a step to be blasted and a structural surface rock mass, and the step and the structural surface rock mass are integrally connected; the blasting structure comprises a pre-splitting blasting area and a main blasting area, and the pre-splitting blasting area and the main blasting area are sequentially distributed in the horizontal direction in the direction away from the structural face rock mass. The pre-splitting blasting area comprises at least two rows of pre-splitting holes which are sequentially distributed in the direction away from the structural surface rock mass in the horizontal direction, and the first row of pre-splitting holes are formed in the designed excavation contour line of the structural surface rock mass when viewed from the direction away from the structural surface rock mass in the horizontal direction; the main blasting area comprises at least two rows of main blasting holes which are sequentially distributed in the horizontal direction in the direction away from the structural face rock mass. And each row of pre-splitting holes and each row of main blasting holes are arranged in parallel. The overall blasting efficiency is high, the forming quality of the excavated contour surface is high, and the blasting requirement of the ultrahigh steep slope can be well met.

The utility model relates to the technical field of floor drains, in particular to a deodorant antibacterial floor drain, which can be used for ground drainage or water pipe drainage and comprises a first cylinder and a second cylinder, the first cylinder is provided with a water storage portion, the second cylinder is provided with a drainage portion, and the drainage portion is sleeved in the water storage portion. A certain distance is formed between the outer wall of the drainage part and the inner wall of the water storage part, an overflow port is formed in the top of the water storage part, and an annular non-return cover which can move up and down under the hydraulic action like a piston is arranged above the overflow port, so that a water seal and mechanical valve structure is formed; a protruding part is arranged on the inner bottom face of the water storage part and located on the inner side of the water drainage part in the radial direction of the water drainage part. The protruding part can reduce the area of the inner bottom face, so that the speed of water flowing from the water discharging part to the water storage part is increased, impurities mixed in the water can be conveniently taken away by the water, deposition at the bottom of the water seal is reduced, the interior of the water storage part is kept clean, and odor and reptiles are prevented from reversely entering a room.

The present invention discloses a monitoring robot control method and related equipment. The method comprises: obtaining the body temperature of people in the monitoring area, and when a suspicious person with abnormal body temperature is found, controlling the first robot to move to the side of the suspicious person and sending the position and abnormal information of the first robot to the mobile terminal of the staff member closest to the position of the first robot. The embodiment of the present application obtains the body temperature of people in the monitoring area, and when a suspicious person with abnormal body temperature is found, controls the first robot to reach the vicinity of the suspicious person, and sends the position of the first robot to the mobile terminal of the staff member closest to the first robot. This method can well identify people with abnormal body temperature in a closed space, and quickly locate suspicious persons through robots, notify relevant staff to deal with them quickly, and effectively block the route of transmission.

The utility model discloses an edible mushroom culture cover which comprises an end cover, the end cover is formed by sleeving an inner cover and an outer cover, the inner cover is sleeved in the outer cover, air holes are formed in the side walls of the inner cover and the outer cover, the area of a first air hole formed in the inner cover is 1 / 2-2 / 3 of the area of a second air hole formed in the outer cover, and the area of the second air hole is 1 / 2-2 / 3 of the area of the first air hole. The air inflow of the end cover is adjusted by rotating the outer cover to adjust the overlap ratio of the first air hole and the second air hole; a base is further connected to the lower portion of the outer cover through threads, and breathable non-woven fabric is arranged between the base and the outer cover. According to the device, through simple threaded rotation, the overlap ratio of the air holes of the inner cover and the outer cover is adjusted, the air inflow is adjusted, the breathing effect of edible mushrooms is improved, and meanwhile the breathable non-woven fabric is arranged and used for filtering air and blocking infectious microbe transmission. The device is simple in structure, simple to operate and convenient for large-scale production and use.

The utility model discloses a kind of disinfection and heat preservation function's chicken coop access passageway structure, it is related to chicken coop access passageway technical field, including buffer heat preservation mechanism, disinfection mechanism and pre-heat preservation mechanism, disinfection mechanism includes second connecting passage, in the utility model, by third electric heating tube work, hot air is heated to third connecting passage inside, and outside environment is connected, disinfectant in disinfection tank inside is sprayed from multiple disinfection nozzles by conveying pump work drive, carries out overall disinfection to chicken group, second electric heating tube heats first connecting passage inside temperature and chicken coop inside temperature match, second connecting passage is arranged between first connecting passage and third connecting passage, reduce the heat exchange with outside, realize the collaborative work of disinfection and heat preservation, both can block pathogen transmission, and can reduce environmental temperature fluctuation stress to chicken group.

The invention relates to a Nile red derivative with photodynamic-photothermal performance as well as preparation and application thereof, two Nile red derivatives (TPACN and TPAOMCN) are elaborately designed and synthesized, and the structural formula is as follows: # imgabs0. The Nile red derivative disclosed by the invention can generate a large amount of active oxygen and efficient photothermal conversion under the irradiation of 660nm laser; a strong photodynamic-photothermal treatment effect is shown, multi-drug-resistant bacterium infection can be resisted to promote wound repair, and propagation of monkey pox viruses can be blocked. The TPAOMCN NFs provided by the invention can effectively remove drug-resistant bacteria in mouse wounds under laser irradiation, regulate inflammatory response and promote healing of infected wounds. In simulation of characteristic impetigo of monkey pox, after TPAOMCN NFs and laser treatment, virus titer in lesion is significantly reduced, infected lesion tissue is rapidly repaired, transmission of viruses to healthy mice is effectively blocked, and the TPAOMCN NFs has a huge application prospect.

According to the sound insulation wall system and the construction method thereof, disordered installation can be achieved, and the construction and maintenance efficiency is high; the sound insulation effect is good, the layout is flexible, and the system can be applied to various application scenes. A multifunctional keel in the sound insulation wall system comprises a supporting face A and a hanging face which are oppositely arranged in the thickness direction of a wall body, and a side face A and a side face B which are oppositely arranged in the length direction of the wall body; an inserting seam and a hanging hole are formed in the hanging surface; the side face A and the side face B are provided with inserting and connecting seams B; the multifunctional keels are arranged on the two sides of the wall body in the thickness direction respectively. The sound insulation plate is mounted between the multifunctional keels on the two sides; the keel connector is used for limiting and fixing the sound insulation board; sound insulation cotton is filled between the adjacent multifunctional keels on each side; the limiting keel is mounted on the structural top plate, and the top of the multifunctional keel is limited in the limiting cavity in the corresponding side of the limiting keel; the bottom of the multifunctional keel is supported on the leveling unit; and the leveling unit is mounted on the structural bottom plate through the U-shaped keel.

The application provides a setting method of an effective depth of a shock isolation trench. The setting method of the shock isolation trench is as follows: determining a shock influence range according to a connecting line of a region boundary line adjacent to a side of an existing building of a vibration source range and an angle point of an outer contour of the existing building, then determining a length of the shock isolation trench according to the shock influence range, then controlling the vibration source to move on the region boundary line adjacent to the side of the existing building of the vibration source range, and then determining an effective shock isolation effective depth of the shock isolation trench by monitoring a measured horizontal acceleration and a measured vertical acceleration at the angle point of the outer contour of the existing building and comparing the measured horizontal acceleration and the measured vertical acceleration with a standard horizontal acceleration and a standard vertical acceleration of the region during the moving process. The application considers the law of vibration propagation attenuation with distance and quantitatively digs the effective depth of the shock isolation trench, reduces the earthwork excavation of the shock isolation trench, reduces the construction cost, and effectively blocks the propagation of the vibration.

The present application relates to a multiphase water self-sealing multi-pivot joint anti-explosion device, belonging to the technical field of anti-explosion devices, and is used to solve the technical problems of poor anti-explosion effect and low safety of anti-explosion devices. The anti-explosion device includes: an explosion-proof housing, a connecting pipeline, a first gravity airtight valve, and a first airtight valve gravity hammer. The explosion-proof housing is of a cylindrical structure, and the explosion-proof housing is suitable for containing water; the connecting pipeline includes: an air flow channel, a first opening and a second opening communicated with the air flow channel. The first opening is suitable for communicating with an explosive fluid, the second opening is communicated with the explosion-proof housing, and the second opening is located below the water level; the first gravity airtight valve has a first state and a second state. In the first state, the first gravity airtight valve can be closed under the gravity of the first airtight valve gravity hammer to disconnect the first opening from the second opening. In the second state, the first gravity airtight valve can be opened under the action of the air explosion airflow to connect the first opening with the second opening.

The invention discloses an epidemic prevention isolation ship, and relates to the technical field of ships. The epidemic prevention isolation ship comprises an epidemic prevention isolation area, the epidemic prevention isolation area comprises an enclosure structure and a plurality of isolation cabins, the isolation cabins are arranged in the enclosure structure, and the enclosure structure has air tightness, so that the isolation cabins can be isolated from the space outside the enclosure structure, and air circulation inside and outside the enclosure structure is avoided; infected personnel can be prevented from making contact with the outside, polluted air in the enclosure structure is not prone to diffusing out of the enclosure structure, and epidemic situation spreading can be effectively blocked. The anti-epidemic isolation area is arranged in one main vertical area of the anti-epidemic isolation ship, and the anti-epidemic isolation areas are all arranged on the port side or the starboard side of the anti-epidemic isolation ship, so that the arrangement of the anti-epidemic isolation area is more compact, the personnel flow is further reduced, the management is more convenient, and the safety is higher. The epidemic prevention isolation area can be used as a common sailor cabin under normal conditions and can be used as an isolation cabin for infected persons after epidemic outbreak, the function conversion is convenient, and the utilization efficiency of the cabin is high.

The utility model belongs to the technical field of novel wall bodies, and particularly relates to a novel cast-in-place light wall body which comprises a foundation, two sets of pouring supporting plates fixed to the surface of the foundation, inner frames fixed between the two sets of pouring supporting plates and a sound insulation assembly installed between the two sets of inner frames. The problems that a traditional wall structure is complex in construction step and low in construction efficiency, the sound insulation and sound absorption effects of a wall are poor, and poor life experience is brought to a user can be solved, sound wave propagation can be effectively blocked, noise diffraction can be effectively reduced, and therefore the sound insulation strength of the sound insulation wall is improved, and the sound insulation wall is worthy of popularization and is worthy of popularization. Through the arrangement of the heat insulation plate and the fireproof plate, the good heat insulation and heat preservation performance and the fireproof partition effect can be achieved, when an accidental fire disaster happens, fire spreading can be effectively prevented, the temperature of the fire disaster can be effectively blocked, and the good heat insulation capacity is achieved.

The utility model discloses a nursing bed disinfection structure for the oncology department, and belongs to the technical field of nursing bed disinfection, the nursing bed disinfection structure for the oncology department is characterized by comprising a transparent cover, self-locking moving wheels are connected to the four corners of the bottom of the transparent cover in a bolted mode, and a disinfection mechanism is arranged in the transparent cover. The transparent cover is pushed to the outer side of the nursing bed, then the reciprocating motion structure is used for driving the suspension plate and the atomization spraying plate to move in the transparent cover, the liquid pump pumps out disinfectant in the disinfection box and conveys the disinfectant to the atomization spraying plate through the adjusting valve and the elastic pipe, and therefore the disinfectant is evenly sprayed on the nursing bed in an atomization mode. According to the nursing bed disinfection device, all parts, including corners easily polluted by body fluid, excreta and chemotherapeutic drug residues, of a nursing bed are effectively covered, the mode greatly improves the disinfection efficiency, avoids the tedious and incomplete manual disinfection of traditional medical staff, and can accurately disinfect the nursing bed.

The invention discloses application of a monoclonal antibody 2F5 in autoimmune diseases and regulation and control of B cells, the monoclonal antibody 2F5 is obtained from SLE peripheral blood, and it is proved for the first time that the monoclonal antibody 2F5 can promote proliferation, activation and differentiation of the B cells through primary cell and cell line experimental models. The antibody provided by the invention is completely humanized and clear in targeting, can well simulate the blood microenvironment of the high-titer autoantibody in the peripheral blood of an autoimmune disease patient, is an ideal tool for defining the biological function of the autoantibody and researching the regulation and control of the autoantibody on the activation and differentiation of B cells, is beneficial to deepening the understanding of a mechanism causing immune disorder, and has a good application prospect. Therefore, the treatment intervention of immune pathological diseases caused by abnormal differentiation of B cells becomes possible, and an important foundation is laid for developing a new target spot of targeted pathogenic B cells for treating autoimmune diseases and tumors.

The invention discloses a mudflat photovoltaic wave wall which comprises a mudflat, a photovoltaic device and a wave wall body are arranged on the mudflat, one side of the wave wall body is close to seawater, the other side of the wave wall body is close to the photovoltaic device, the wave wall body comprises a wave baffle, an engineering pile and a supporting rod, the bottom end of the engineering pile is partially immersed in the mudflat, and the top end of the engineering pile is connected with the wave baffle. One end of each supporting rod is connected with the middle of the corresponding manger board, the other end of each supporting rod is connected with the corresponding supporting pile, and every two adjacent manger boards share one engineering pile. According to the wave blocking structure, the prefabricated circular-arc-shaped reinforced concrete plate is adopted, the surface flapped by waves is of a circular-arc-shaped structure, the waves rapidly slide to the two sides after being flapped to the circular-arc-shaped surface, the reinforced concrete plate is basically not subjected to bending loads, and the stress effect is good.

The present application belongs to the technical field of bioacoustic signal processing and artificial intelligence deep learning, and particularly relates to a bird species identification method based on progressive multi-scale feature fusion and coordinate attention, which introduces data enhancement in the preprocessing stage; adopts Res2Net to extract multi-granularity features in the backbone network, and creatively fuses AFF modules in the deep stage; constructs a cascaded AFF link on the feature fusion path; and introduces a coordinate attention (Coordinate Attention) mechanism at the end. The present application significantly improves the accuracy and robustness of bird species identification in complex acoustic environments through the strategy of progressive fusion and spatial-channel collaborative attention.

The present application relates to a kind of organic acid powder compositions for improving pig house environment.It is formed by the uniform mixing of the following weight ratio of raw materials: carrier particles 70~80 parts, organic acid powder 8~15 parts, spore beneficial bacteria combination powder 3~7 parts.The present application has very good effect of reducing humidity in pig house, and also has good microbial inhibition isolation and prevention and control effect;Using the product and method of the present application for pig house environment improvement, humidity control effect and microbial prevention and control effect can be obtained.

The invention belongs to the technical field of seedling raising, and particularly relates to a simplified seedling raising facility and method for strawberries. The top of the greenhouse body is covered with the film, rainwater can be isolated, and the problem of diseases induced by a high-temperature and high-humidity environment due to frequent rainfall in summer is avoided; the planting grooves are dug in the ground, the isolation layer is laid, the isolation layer can completely block sunshine and air needed by growth of weeds, and the physical weeding effect is effectively achieved. Moreover, the planting grooves and the isolation layer form a root domain limiting effect, more lateral roots and fibrous roots are promoted to occur on the root systems of the seedlings, dense root clusters are formed, the seedlings can be easily lifted by hands during lifting, and the heavy operation process of digging the seedlings by using a hoe, manually picking the seedlings and bundling the seedlings in the traditional open-air seedling raising process is avoided. When the light and simplified seedling raising facility is used for raising seedlings, soil-borne diseases and weed damage can be effectively overcome, the seedling quality can be improved, and the production cost and difficulty are low.

The invention relates to the technical field of agricultural tools, in particular to a seed turning and continuous cropping method for a banana field. The method comprises the following steps: S1, turning seeds in an area with banana wilt morbidity exceeding 20%; s2, seedling cultivation, soil improvement and root system protection; root system protection: paving water-permeable and air-permeable silver black films in every other row, and covering banana leaves or bud-absorbing residual bodies in furrow rows for preventing weeds; performing no-tillage in early spring, performing drip fertilization, and performing drip irrigation and film mulching in dry seasons; s3, digging deep ditches for drainage and drip irrigation; s4, adding water into trifluoropyridinamine, a microbial agent A or a fluopyram suspending agent, metalaxyl-M fludioxonil and a microbial agent B, and irrigating roots; spraying the banana stems and the banana heads with the kasuraquinoline copper; cyhalothrin is used for root irrigation; regularly inspecting, flatly cutting non-reserved suction buds, removing growing points by adopting a suction bud removing device, and disinfecting; s5, ridging and root protection: taking soil from the furrow surface to protect roots; s6, selecting and remaining red buds: selecting and remaining one path of buds, flatly cutting cauloid, destroying growing points by using a bud sucking and removing device, and selecting and remaining two paths of red buds; the infection of pathogenic bacteria such as banana wilt is reduced.

The invention discloses a large-scale animal husbandry individual and group body temperature monitoring and early warning method and system. The method comprises the following steps: continuously acquiring high-precision body temperature data through a temperature measuring device worn in an animal ear canal, and calculating a reference moving average value of an individual in a short term, a long term and a physiological cycle; the short-term mean value is compared with the long-term mean value of the superposition offset, the state duration is combined, the individual heating, alarming, improvement and rehabilitation states are judged, and full-process tracking is achieved; the group abnormal proportion is calculated based on the individual fever state, and group epidemic disease early warning is comprehensively judged by analyzing whether the short-term trend of the proportion exceeds the medium-and-long-term trend or not, whether the proportion lasts for a specific time length or not and whether the proportion synchronously increases relative to the history or not. According to the invention, accurate continuous temperature measurement, individual dynamic threshold early warning, epidemic disease diffusion risk identification and diagnosis and treatment whole-process assistance are realized, and the problems of low accuracy, early warning lag and disjunction with diagnosis and treatment of a traditional monitoring mode are effectively solved.

The invention relates to a sparse phase unwrapping method based on a graph attention network and edge regression, and relates to the field of image processing technologies, and the method comprises the following steps: S1, constructing a graph structure: defining an input sparse phase point set as P = {P1, P2,..., PN}, building a connection relation of the point set P to construct an undirected graph G = (V, E), fusing the spatial geometric information into each node i, and constructing an undirected graph; enabling the convolutional neural network to sense the space coordinates of the node i; wherein V is a node set, and E is an edge set; s2, graph neural network reasoning: using an improved graph attention network to make GATv2 to learn local manifold features of phase change, and predicting ambiguity difference between adjacent nodes; s3, shortest path phase reconstruction: combining a shortest path algorithm in a graph theory, and guiding a phase integration path by using the confidence coefficient of deep learning prediction to realize global phase reconstruction; and S4, phase recovery.

The invention provides lactobacillus rhamnosus fermentation liquor for inhibiting proliferation of human norovirus and protein which is synthesized through a chemical path or genetic engineering and has a human norovirus adsorption effect. The preparation method of the fermentation liquor comprises the following steps: activating a lactobacillus rhamnosus YQ001 strain on a culture medium, standing and culturing at 37 DEG C for 24 hours, inoculating to a liquid culture medium, and standing and culturing at 37 DEG C; the protein (C2JVE6, C2JX39, C2K0J4) is a functional domain capable of binding to a capsid protein of a virus capable of causing diarrhea, and the virus capable of causing diarrhea comprises a human norovirus (HuNoVs). The fermentation liquor is applied to food additives, environment disinfectants and protection products. After the HuNoVs are treated by using the fermentation liquid supernatant, the replication level of the virus in the zebra fish body is obviously reduced, and an inhibition effect is shown.

The utility model discloses an anti-backfire device for a multifunctional hydrogen-oxygen generator, which belongs to the technical field of hydrogen-oxygen generators and comprises a tank body, the tank body is communicated with a gas outlet end of the hydrogen-oxygen generator, an isolation pipe is arranged in the tank body, an outer cavity is formed between the isolation pipe and the tank body, an isolation cavity is arranged in the isolation pipe, and the isolation cavity is communicated with the outer cavity. A back suction assembly is arranged on the upper portion of the isolation pipe and communicates with the isolation cavity, washing media are arranged in the isolation cavity and the outer cavity, liquid seal can be automatically formed after deflagration occurs, flames are prevented from being further spread to the gas source cavity, and the flames are effectively prevented from being spread back into the hydrogen-oxygen generator; and flame propagation can be effectively blocked under the condition of high-pressure rapid tempering, the anti-tempering effect is improved, and the overall safety performance is improved.

The utility model relates to the technical field of curtain wall aluminum veneers, in particular to a curtain wall aluminum veneer with a sound absorption and noise reduction structure, which comprises an aluminum shell, a noise reduction mechanism and a mounting mechanism. A noise reduction mechanism is arranged in the aluminum shell, and a mounting mechanism is arranged on one side of the aluminum shell. The vacuum cavity and the vacuum plate block noise transmission, the first sound-absorbing cotton and the second sound-absorbing cotton absorb noise and reduce noise transmission, the first sound-insulating plate and the second sound-insulating plate block noise transmission while absorbing noise, the sound-absorbing foam absorbs noise and reduces vibration transmission, and the waterproof layer prevents water from entering the interior. Noise is reduced by continuously attenuating noise, a hexagon socket screw is rotated through a hexagonal screwdriver, a threaded rod is driven to rotate, the threaded rod pushes a sliding block to slide, the position of a connecting lug is adjusted, a hole in the connecting lug is aligned to a mounted screw hole, and the applicability is improved by adjusting the position of the connecting lug.

The utility model discloses a floor slab structure formed by overlapping autoclaved lightweight aerated concrete slabs, and relates to the technical field of house construction, the floor slab structure comprises a main body plate and a floor slab mechanism, during use, the crack resistance and flatness of the main body plate are improved through a foundation assembly, an anti-crack steel wire mesh and a leveling mortar layer, and the quality and durability of the surface of a floor slab are ensured; the waterproof breathable film of the protection supporting assembly provides waterproof and moisture-proof functions and allows water to permeate, the first steel bar net rack enhances the mechanical property of the floor and ensures the structural stability, the fireproof layer and the isolation layer of the fireproof isolation assembly act jointly, fire source propagation is effectively blocked, and the fireproof performance of the floor is improved. A heat preservation layer, a heat insulation layer and a connecting layer of the heat preservation and heat insulation assembly are matched with one another, heat transfer is reduced, the heat preservation and heat insulation performance of the floor is improved, a second steel bar net rack of the bottom assembly provides bottom layer supporting, and effective connection with a lower structure is ensured through connecting pieces; and the overall strength and stability of the floor slab are jointly ensured.

The utility model discloses a battery pack and a power utilization device, the battery pack has a first direction and comprises a box body, a plurality of single batteries and a plurality of heat insulation parts, the box body is provided with an accommodating cavity, the plurality of single batteries are arranged along the first direction, and each single battery comprises a first terminal and a second terminal which are oppositely arranged along the first direction; two adjacent single batteries comprise a first battery and a second battery, and a first terminal of the first battery is connected with a second terminal of the second battery; a heat insulation part is arranged between every two adjacent battery monomers, each heat insulation part is provided with an avoiding space penetrating in the first direction, and at least part of the first terminal and at least part of the second terminal which are connected are arranged in the avoiding space in a penetrating manner. The terminals of the two adjacent battery monomers are in butt joint and conductive connection, so that the weight of the battery pack is reduced; the heat insulation part is arranged between the two adjacent battery monomers, and the heat insulation part is provided with the avoiding space for avoiding the terminal, so that the heat insulation part and the battery monomers can be conveniently assembled, and heat transmission can be blocked.

The utility model discloses a waterproof sound insulation floor slab. The waterproof sound insulation floor slab comprises a first floor slab layer, a filling layer and a second floor slab layer, the filling layer is arranged between the first floor layer and the second floor layer; the first floor layer is located on the bottom side of the filling layer, and the second floor layer is located on the top side of the filling layer. And the second floor slab layer is a post-cast structural body. According to the waterproof sound insulation floor slab, the waterproof sound insulation material is arranged between the two layers of floor slabs, and the waterproof sound insulation purpose of the floor slab is achieved.

The invention discloses a stress measurement device based on a compact assembly type LCR wave wedge block, and belongs to the technical field of ultrasonic stress measurement. The problems that the thickness of a coupling layer is difficult to keep constant, the signal-to-noise ratio of LCR waves is low and the spatial resolution of measurement is low in the existing LCR wave method stress measurement are solved. Comprising a transmitting end wedge block, a receiving end wedge block, a clamp body, a transmitting transducer and a receiving transducer, the transmitting end wedge block and the receiving end wedge block are oppositely and fixedly connected, inclined planes are machined at the top ends of the two wedge blocks, the two inclined planes are distributed in a splayed shape, and the transmitting transducer is vertically and fixedly arranged on the inclined plane of the transmitting end wedge block; the receiving transducer is vertically and fixedly arranged on the inclined surface of the receiving end wedge block, the clamp body is buckled on the outer sides of the transmitting end wedge block and the receiving end wedge block, and an air gap is formed between the transmitting end wedge block and the receiving end wedge block, so that the propagation of direct waves in the wedge blocks is blocked, and the interference of the direct waves on LCR waves is avoided. And the distance between the transmitting transducer and the receiving transducer is greatly shortened.

The invention discloses a functional block epidemic prevention method based on large-scale breeding employees, which is used for standardizing epidemic prevention work before personnel enter an intra-field block, and comprises the following steps: the personnel enter the intra-field block in an off-field social area and pass through an isolation area block, the isolation area block comprises an off-field transition isolation area and an intra-field transition isolation area, and the isolation area block comprises an off-field transition isolation area and an intra-field transition isolation area; the off-site transition isolation area and the in-site transition isolation area are used for isolation of different degrees, except the off-site transition isolation area, people remaining in all the areas can enter the off-site social area, the in-site areas comprise in-site living areas and in-site breeding areas, the in-site living areas are used for people to live in the in-site areas, and the in-site breeding areas are used for animal breeding. According to the functional block epidemic prevention method based on the large-scale breeding employees, on the basis of the virus propagation principle, partitions are scientifically set, epidemic prevention measures are scientifically set, the production and living requirements of a farm are met, and epidemic disease propagation caused by personnel flow is blocked to the maximum extent.

The present invention relates to the technical field of marketing data analysis, and discloses a video marketing data analysis method based on big data, the method comprising the following steps: S1, classifying the marketing videos of self-media platforms based on big data; S2, collecting feedback information data of consumers who purchase products through purchase links provided by marketing videos; S3, respectively counting the relevant parameter data of various marketing videos after classification; S4, comprehensively analyzing the relevant parameter data of various marketing videos and the feedback information data of the consumers, and establishing an evaluation strategy for the brand of video marketing products and the publisher of marketing videos based on the comprehensive analysis. The present invention can not only promote the protection of the legitimate rights and interests of consumers, but also improve the fairness of competition in the video marketing market by analyzing and evaluating the feedback information of consumers of video marketing products and the relevant parameter data of marketing videos.