350results about How to "Reduce manpower" patented technology

The invention provides a method for determining a mixing ratio, a storage medium and an electronic device, and the method comprises the steps: determining particle attribute parameters of a target material, and obtaining the particle attribute parameters of the target material under the condition of obtaining simulation data corresponding to mixing equipment; determining a first contact parameter of the target material and the mixing equipment based on an equipment intrinsic parameter and a particle attribute parameter in the simulation data, and determining a target mechanical basic model of the target material matched with a motion attribute under the condition that the motion attribute of the mixing equipment input by the target object is received, inputting the particle attribute parameter, the first contact parameter and the target mechanical basic model into a preset engineering application, and setting a particle generation strategy corresponding to the mixing equipment based on the mixing demand of the target object in the preset engineering application to obtain a to-be-operated simulation engineering application file, and operating the to-be-operated simulation engineering application file. And generating the target ratio parameter of each sub-strategy in the particle generation strategy. The problem that the coating is not uniform due to inappropriate ratio in the related technology is solved.

The invention relates to the technical field of network security, and discloses an industrial log noise reduction processing method and system based on an artificial intelligence algorithm, and the method comprises the steps: collecting historical alarm data of a device / application, carrying out the preprocessing, and dividing the preprocessed data into a training set and a test set; constructing a convolutional neural network model, and training and testing the convolutional neural network model based on the training set and the test set to obtain an alarm log noise reduction model; operating parameters of the alarm log noise reduction model are configured and integrated with a dynamic sensing system; receiving real-time alarm data of the equipment / application, and inputting the real-time alarm data into the alarm log noise reduction model to obtain alarm features; classifying according to the alarm features, and determining the category of the real-time alarm data; and carrying out storage and visual analysis based on the alarm features and categories. According to the invention, repeated or irrelevant alarm information can be accurately identified from a large number of alarms, and noise reduction processing is carried out, so that the system burden is reduced.

The invention discloses a pre-accepted work order closed-loop management system, which comprises a sensitive first-aid repair work order automatic research and judgment module, a non-sensitive work order handling module, a pre-accepted work order accurate closed-loop grading management and control module, a closed-loop process management module, a comprehensive auditing module and a visualization module, an intelligent grading management and control rule, a responsibility investigation mechanism, a timestamp technology and the like are embedded into the corresponding module to enhance the disposal effect of the pre-accepted work order; according to the invention, by establishing an online pre-acceptance work order closed-loop management system, sensitive emergency pre-acceptance work orders can be found in time, and the core problems of untimely work order reporting, information blocking, large workload, difficult supervision, difficult management and control, difficult statistical analysis, difficult employee assessment and the like in the existing pre-acceptance work order processing process are solved; and workers are assisted to realize whole-process closed-loop management of processing time node management and control of each link of a pre-accepted work order, accurate order making of sensitive problems, time-limited grading, automatic circulation and the like, and the quality and efficiency of power supply service are improved.

The invention relates to the technical field of press machines, and provides a press machine for machining automobile spare parts, which comprises a rack, a lifting part, a pressing block, a bearing block and an air supply unit, the lifting part is arranged on the rack in a lifting and sliding manner, the pressing block is arranged on the lifting part, the bearing block is arranged on the rack, a product is placed between the pressing block and the bearing block, and the pressing block is provided with a through air blowing hole; the air supply unit is arranged on the rack, one end of the blowing hole is communicated with the air supply unit, the other end of the blowing hole faces the product, and after the pressing block ascends, the air supply unit supplies air to the blowing hole and is used for spraying air to the product. By means of the technical scheme, the problem that in the prior art, when metal sheet type raw materials are machined, the upwards-bent edges of the metal sheet type raw materials are prone to being clamped on the male die is solved.

The utility model discloses a vehicle operation and maintenance operation device and a track maintenance vehicle, and belongs to the technical field of vehicle operation and maintenance. The vehicle operation and maintenance operation device comprises a base, a supporting plate and a traction mechanism. The supporting plate is movably connected to the base, the traction mechanism is arranged on the base and connected with the supporting plate, and the traction mechanism is used for driving the supporting plate to move relative to the base so that the supporting plate can be switched between a first position and a second position; when the supporting plate is located at the first position, the supporting plate is located in the base, and when the supporting plate is located at the second position, at least part of the supporting plate is suitable for stretching into the bottom of a vehicle to be maintained so as to bear maintenance parts of the vehicle. Therefore, the telescopic supporting plate extends into the bottom of the vehicle to transfer and replace the maintenance parts, so that the investment of manpower and material resources is reduced, and the maintenance efficiency is improved; and meanwhile, the safety during maintenance is improved.

The invention discloses a logistics remote control method and system based on virtual reality, relates to the technical field of logistics transportation management, and reduces the possibility of human errors through automatic encasement scheme generation and path planning. The system automatically calculates and generates a boxing scheme according to goods characteristics and loading constraints, and the risk of manual operation errors is avoided. And if the efficiency evaluation index is higher than 0.8, the system confirms that the current scheme is the optimal scheme. The trajectory planning module combines the anchoring position of the target ship and the container yard position, generates a plurality of paths by using a dynamic path planning method, and calculates a trajectory coefficient and transportation time. The path planning method based on real-time data can flexibly cope with sudden changes in the transportation process, the transportation time is shortened, and it is ensured that tasks are completed in time. The dynamic path planning module can adjust the path and the position of a hoisting point in real time, and collision or other potential safety hazards possibly occurring in the operation process are avoided.

The invention belongs to the field of live-action three-dimensional modeling, and discloses a live-action three-dimensional modeling method and device based on cloud native task batch processing scheduling, and the method comprises the steps: calculating aerial triangulation encryption data of a three-dimensional modeling task, and carrying out the block processing of the aerial triangulation encryption data through a task segmentation module; the task scheduling module adjusts operation and task issuing of sub-tasks in real time according to available computing resources of the cloud architecture system, and optimizes the utilization rate of distributed computing resources in real time; the task state monitoring module monitors the execution state of the sub-task in real time; the subtask processing module performs corresponding generation on the image data in each block, and uploads a generation result to a storage resource pool after operation is completed; and after all the subtasks are operated, calling a model merging module to perform overall merging. According to the method, the live-action three-dimensional modeling task and the cloud native task batch processing architecture are combined, operator-level scheduling of the live-action three-dimensional modeling function is achieved through the cloud native system architecture and the resource container pool, and cloud native system resources are efficiently utilized.

The invention belongs to the technical field of veterinary medicine preparation, and particularly relates to a preparation method of a scutellaria baicalensis stem and leaf extract preparation. The preparation method of the scutellaria baicalensis stem and leaf extract preparation comprises the following steps: performing alcohol extraction on scutellaria baicalensis stems and leaves to obtain an alcohol extract; and uniformly mixing the alcohol extract and the lauryl sodium sulfate / polyethylene glycol-6000 mixture to obtain the scutellaria baicalensis stem and leaf extract preparation. According to the preparation method, lauryl sodium sulfate and polyethylene glycol-6000 are jointly added into a scutellaria baicalensis stem and leaf extract obtained through an alcohol extraction method, and the scutellaria baicalensis stem and leaf extract preparation is prepared from the scutellaria baicalensis stem and leaf extract. Due to the solubilizing characteristic of the lauryl sodium sulfate and the polyethylene glycol-6000, the lauryl sodium sulfate and the polyethylene glycol-6000 are dissolved in water and then gather in water to form micelles, the scutellaria baicalensis stem and leaf extract which is insoluble in water can be wrapped in a micelle core through the method, and the solubility of the scutellaria baicalensis stem and leaf extract is further improved.

The invention discloses an SNP (Single Nucleotide Polymorphism) molecular marker related to sheep fecundity and application of the SNP molecular marker. The SNP molecular marker comprises an SNP1 (Single Nucleotide Polymorphism) and / or an SNP2; the SNP1 is located at a base at the 115747587 site of a chromosome 6 of a sheep reference genome AR-UIRamV2.0 version, and the polymorphism of the SNP1 is T / G; the SNP2 is located at a basic group at the 41419566th site of a chromosome 22 of a sheep reference genome AR-UIRamV2.0 version, and the polymorphism of the SNP2 is A / G. According to the scheme, the SNP molecular marker related to sheep fecundity is provided, sheep with the high fecundity character can be efficiently and accurately identified and screened out, and the marker is high in typing quality, single in copy and high in polymorphism and can be used for sheep fecundity molecular marker assisted breeding.

The invention relates to the technical field of medical care instruments, in particular to a wound flushing device which is characterized in that an output shaft of an electric hydraulic rod is contracted by starting the electric hydraulic rod, and under the cooperation of a driven gear, a fixing rod, a second spring clamp and a subsequently mounted bandage, the ankle of a patient is lifted to a high position without being manually lifted to the high position by medical staff, so that the operation is simple and convenient. Meanwhile, a medical worker rotates a hand wheel by hand, under the cooperation of a timing belt wheel, a transmission belt, a first transmission shaft and a second transmission shaft, the positions of an atomizing nozzle, a first spring clip and a medical cotton ball are adjusted, iodophor spraying and wiping work can be conveniently conducted on different positions of the legs, and through the cooperation of the atomizing nozzle, an atomizing pump and a barrel, the medical worker can conveniently wipe the legs; according to the iodophor liquid spraying device, iodophor liquid can be sprayed out after being atomized, the situation that the iodophor liquid is splashed after being poured is avoided, medical staff synchronously operate with two hands, and position adjustment and angle adjustment of the atomizing nozzle, the first spring clamp and the medical cotton ball and force adjustment of the medical cotton ball can be achieved.

The invention discloses a self-calibration and drift compensation method for an automatic underground water monitoring station, and the method comprises the following steps: 1, transmitting a reference measurement starting instruction to an underground bubble method device by an edge calculation gateway, forming a reference data pair by a bubble method water level reference value and a reference acquisition moment, and writing the reference data pair into a reference data cache region; 2, the edge computing gateway creates a state storage structure and a covariance storage structure; and step 3, the edge computing gateway reads a drift amount estimation value from the state storage structure as a drift compensation amount, and when a drift estimation standard deviation exceeds a set threshold, bubble method hardware reference acquisition is triggered. According to the invention, the problems of high manual calibration cost and lack of independent reference support in pure software estimation in the prior art are solved, so that a monitoring station can stably operate for a long time under an unattended condition and continuously output high-precision underground water level monitoring data.

The utility model relates to the technical field of wood chip raw material drying machines, in particular to a wood chip raw material drying machine for activated carbon processing. Comprising a box body, a heating device, a plurality of fans and a drying frame, the heating device is arranged on one side of the box body, the fans are arranged in the box body, the drying frame is arranged in the box body, a limiting assembly is arranged on the drying frame, and the limiting assembly comprises a threaded shaft arranged on one side of the drying frame, a limiting frame arranged on the threaded shaft and a push plate assembly arranged on the limiting frame; each push plate assembly comprises a first push plate arranged on the corresponding limiting frame, a second push plate arranged at the bottom of the first push plate, a bolt arranged at the top of the first push plate and a spring arranged between the first push plate and the second push plate, and a moving assembly is arranged at the bottom of the drying frame. Compared with the prior art, the wood chip drying device has the advantages that the position of the push plate assembly can be changed according to the quantity of wood chip raw materials, so that stacked wood chips can be spread, the drying frame can be moved, and labor is saved during movement.

The invention provides a building standard floor electromechanical pipeline modular arrangement sequence optimization method, and belongs to the technical field of building construction, and the method comprises the steps: firstly building a fine building BIM model, and dividing an electromechanical system into small modules; then analyzing the relationship between the modules, and determining a necessary sequence and a variable sequence; a weighted directed graph network is established for the variable sequence, and a heuristic function is defined. And searching an optimal arrangement path in the network by adopting an improved A * algorithm, and generating a detailed arrangement scheme. And finally, collision detection and simulation installation are carried out in the BIM model, and the feasibility of the scheme is verified. If problems exist, weight adjustment and optimization are returned until a final scheme is obtained. According to the optimization method, the BIM technology, the graph theory and the heuristic search algorithm are combined, electromechanical pipeline arrangement in a complex building can be effectively optimized, and the technical problem that in the prior art, modular arrangement sequence optimization of electromechanical pipelines of a building standard floor is difficult to achieve quickly and efficiently is solved.

The utility model relates to the technical field of monitoring devices, and discloses a reservoir level monitoring device which comprises an installation frame, a fixing plate is fixedly installed at the top end of the installation frame, a base is arranged on the upper surface of the fixing plate, and a fixing assembly is arranged between the fixing plate and the base. The fixing assembly comprises four openings formed in the circumferential direction of the upper surface of the fixing plate at equal intervals. The electric telescopic rod ascends to drive the driving plate to move upwards, the driving plate drives the driving rod to move upwards, the driving rod drives the rotating plate to move close to each other around the rotating fulcrum through the driving groove, the rotating plate drives the pressing angle to abut against the oblique angle, and the base is firmly fixed to the upper surface of the fixing plate through abutting of the pressing angle and the oblique angle. When the base is fixed through the device, a plurality of bolts do not need to be tightened and loosened, the installation process is simple and easy to operate, and manpower and time consumption is reduced.

The invention discloses a riveting and oil injection integrated device which comprises a fixing frame and a control device which form a riveting machine, a riveting table is arranged in the middle of the fixing frame, a riveting head capable of moving up and down is arranged at the top of the fixing frame, an oil injection pipe is arranged on the riveting head, and the riveting and oil injection integrated device further comprises an oil supply mechanism. The oil supply mechanism comprises an oil storage tank, an outer oil conveying pipe and an inner oil conveying channel which are sequentially connected, an oil conveying pump is arranged in the oil storage tank, the inner oil conveying channel is arranged in the rivet joint, the oil injection pipe is a hollow pipe, and the end of the oil injection pipe is communicated with the inner oil conveying channel in the rivet joint. After the control device controls the riveting head to press downwards, the oil delivery pump is started and kept for 0.5-2 s, and oil injection is completed; a traditional riveting head is improved, through the oil injection pipeline additionally arranged in the riveting head and the oil injection pipe connected with the oil injection pipeline and capable of discharging oil, the device can inject oil to a riveting point while riveting is conducted, procedures and manpower are saved, and the production time is shortened.

The invention provides a decoding server suitable for multi-coding voice data, and the decoding server is provided with a plurality of decoders with different voice coding formats, and each decoder is optimized through the following method: a buffer which comprises a plurality of buffer queues and is used for receiving a voice decoding request, distributing the received voice decoding request to a cache queue for caching according to a dynamic distribution function; the voice decoding request comprises a coding format, a data frame length and a coding data stream; and the parallel processor comprises a plurality of decoding channels, each decoding channel corresponds to one buffer queue, and the parallel processor is used for reading the voice decoding request from the buffer, calling a corresponding decoder for decoding according to the encoding format in the voice decoding request, obtaining voice decoding data and transmitting the voice decoding data.

The utility model discloses a pressure detection device for concrete sampling, which comprises a pressure detection device and a feeding component, the feeding component comprises a metal frame placed on a horizontal plane, a conveyor belt is fixedly arranged above the metal frame, and a driving motor for driving the conveyor belt is fixedly mounted in the middle of the metal frame. A pushing mechanism is fixedly arranged on the outer wall of the top of one side of the metal frame and comprises a fixing plate fixed to the outer wall of one side of the top of the conveying belt, a guide rod is fixedly connected to the outer wall of one side of the fixing plate, and a screw is fixedly connected to the outer wall of one side of the fixing plate through a bearing. Through the arrangement of the feeding assembly, automatic circulating feeding can be realized, the use of manpower is reduced, and the efficiency of concrete sampling detection work is improved. And through the arrangement of the pushing mechanism, the discharging port and the receiving box, concrete fragments left after pressure detection can be automatically cleaned, and the influence of the fragments on next sample pressure detection is prevented.

The invention discloses a film-mulching rice transplanter film-mulching mechanism capable of adaptively adjusting rice transplanting depth, which comprises a rice transplanter body, a film hanging mechanism for hanging a film is arranged below a rice transplanter cross beam behind the rice transplanter body, the film hanging mechanism comprises a film hanging frame with adjustable terrain clearance, and a film pressing mechanism is arranged behind the film hanging frame. According to the film pressing mechanism, a floating rod is installed at the bottom of a fixing beam behind a transplanter cross beam through an installation mechanism, the floating rod is connected with a bottom plate through a film pressing roller support, the front end of the bottom plate is movably connected with a film pressing roller through a connecting frame, and the middle of the bottom plate is connected with a hydraulic system switch of a hydraulic profiling system on the transplanter body through a pull rope assembly. The film mulching and pressing device is reasonable in structural design, the film mulching and pressing effects during film mulching and transplanting operation can be well completed, the film mulching and pressing device can replace a floating plate to be connected with a hydraulic profiling system of a rice transplanter, the device has the function of adaptively adjusting the transplanting depth, manpower and working time are reduced, and the efficiency of film mulching and transplanting operation is improved.

The invention discloses an icing flashover risk assessment method for an overhead transmission line in operation, and belongs to the technical field of icing flashover risk assessment. According to the method, a method of combining an AHP analytic hierarchy process and an LEC risk assessment method is adopted to establish an icing and icing flashover risk assessment model of the overhead transmission line in operation, firstly, probability influence factors of icing and icing flashover fault occurrence are determined and graded and quantified, consequence influence factors of icing and icing flashover fault occurrence are determined and graded and quantified, and the probability influence factors of icing and icing flashover fault occurrence are determined and quantified; and then determining weights of occurrence probability influence factors and occurrence consequence influence factors by adopting an AHP (Analytic Hierarchy Process), and then adopting an LEC risk assessment method. An evaluator can complete evaluation by looking up basic design conditions and line operation data of the line, the operation is simple, the technology is applied to the icing flashover risk evaluation work of the overhead transmission line in operation, and the manpower and time investment of the evaluation work can be effectively reduced.

The invention provides a water conservancy project slope treatment drainage pipeline integrated energy-saving construction technology, and relates to the field of water conservancy projects. According to the integrated energy-saving construction technology for the water conservancy project slope treatment drainage pipeline, a slope is included, and drainage grooves are formed in the outer surface of the slope. According to the device, through the application of the positioning anchor rod, the fixing mechanism and the supporting mechanism, the drainage pipeline can be rapidly fixed under the cooperative action of the positioning anchor rod and the fixing mechanism, the supporting mechanism can be rapidly fixed through the positioning rod, and secondary fixing can be conducted when the fixing anchor rod is inserted into the side slope; therefore, bidirectional fixation of the fixing mechanism and the supporting mechanism is achieved, the overall stability of the device is improved, the supporting mechanism can distinguish and install the planting grooves, the construction efficiency is improved, the multi-layer protection capacity of the side slope is remarkably enhanced, water and soil loss and collapse are effectively prevented, and the overall safety and stability of the side slope are improved.

The invention relates to the technical field of building quality inspection, and discloses a project quality inspection device and method.The project quality inspection device comprises a base, a laying part is installed on the base, path laying is conducted according to the length of a wall surface, a detection tool is stored, and the laying part can overturn a corresponding guide rail according to the length of the wall surface; if the guide rail III and the guide rail II are folded, the guide rail II and the guide rail I are folded and stored in the groove I, when the guide rail III and the guide rail II are unfolded, the guide rail II and the guide rail I can be matched with wall surfaces with different lengths, and the detection coverage area is increased; the end part of a T-shaped plate of a coverage part is rotationally sleeved at the end part of a bearing shaft through a lantern ring, and the angle can be adjusted; after the T-shaped plate rotates by 90 degrees, the rotating roller can be changed from a vertical state to a horizontal state or vice versa, when the rotating roller moves horizontally or vertically, the rotating roller can cover the wall surface in a larger range, and compared with traditional gradienter matched tape measure detection and existing local fixed-point sampling detection, the detection data is more accurate, the efficiency is higher, and more flexible and small-error detection is achieved through a small tool.

The invention belongs to the technical field of integrated circuits, and particularly relates to a DDR3 self-test circuit based on an FPGA in a core particle system and a method of the DDR3 self-test circuit. Comprising a power supply module, a reset module, a clock module, an FPGA chip, a JTAG downloading module, a PC upper computer and a DDR3 memory. The FPGA chip is respectively connected with the power supply module, the reset module, the clock module, the JTAG downloading module and the DDR3 memory, and the PC upper computer is connected with the JTAG downloading module; wherein the FPGA chip comprises a BIST circuit, a hardware analyzer ILA and a memory interface generator MIG; wherein the BIST circuit is connected with the hardware analyzer ILA and the memory interface generator MIG; the BIST circuit comprises a BIST controller, an address generator, a vector generator, a control signal generator, a comparator and a selector MUX; switching of various test algorithms can be realized through the dynamic test circuit module, so that the flexibility is improved, the test efficiency is improved, and the test cost is reduced.

The utility model discloses a special traction type leveler for irrigated land, and relates to the technical field of land leveling, the special traction type leveler comprises a main frame body and a folding assembly used for changing the land preparation range, and the folding assembly comprises a U-shaped frame fixedly mounted in the middle of the top surface of the main frame body and a folding frame mounted on one side of the main frame body. By arranging the folding assembly, the device can be freely folded in the using process according to the size condition of land parcels, the flexibility degree of the device is increased, the device can adapt to the land parcels of different sizes and shapes, the same device can be applied to various different land leveling projects, the utilization rate of the device is increased, and meanwhile the device is convenient to use. The device can be freely adjusted according to the size of a land parcel, time and labor for repeated operation are reduced, operation efficiency is improved, in addition, due to the folding function, free adjustment can be achieved according to the size of the land parcel without excessive manual participation, manual adjustment and setting time is shortened, and labor cost is reduced.

The utility model provides an underground diaphragm wall reinforcement cage lifting device, which belongs to the technical field of underground diaphragm wall construction and comprises a machine body, a lifting arm, a main lifting pulley block, a main lifting driver, a main lifting cable, a main lifting appliance, an auxiliary lifting pulley, an auxiliary lifting driver, an auxiliary lifting cable and an auxiliary lifting appliance. The main lifting pulley block is arranged on the lifting arm; the main hoisting driver is arranged on the machine body; the main hoisting cable bypasses the main hoisting pulley block, and one end of the main hoisting cable is connected with the main hoisting driver; the main lifting appliance is arranged at the other end of the main lifting cable and is used for being connected with one end of a reinforcement cage; the auxiliary hoisting pulley is arranged on the hoisting arm; the auxiliary hoisting driver is arranged on the machine body; the auxiliary hoisting cable bypasses the auxiliary hoisting pulley, and one end of the auxiliary hoisting cable is connected with the auxiliary hoisting driver; the auxiliary lifting appliance is arranged at the other end of the auxiliary lifting cable and used for being connected with the middle of the reinforcement cage. According to the utility model, the requirements on site size and site scheduling can be reduced, the consumption of manpower and material resources is reduced, and the potential safety hazard of construction can be eliminated or reduced.

The utility model relates to the technical field of insect condition forecasting, in particular to a color-taxis insect condition forecasting device which comprises a machine case, a camera arm and a support, the machine case comprises a machine core, a main control box, a battery box, a solar panel assembly and a shell, and the machine core comprises a machine core body, a driving motor, a rolled film, a rolled film fixing shaft, a rolled film recycling shaft and a rolled film supporting shaft. According to the utility model, a detachable portable design is adopted, the device is convenient to disassemble, move and install, the mobility and flexibility of the device are improved, the cost and manpower are reduced, effective measurement and prediction of color-taxis insects are realized, the operation and maintenance cost of the device is reduced through an automatic film rolling function, the measurement and prediction efficiency is improved, and errors are avoided.

The invention discloses a YOLO-based garbage overflow intelligent monitoring system under the view angle of an unmanned aerial vehicle, and belongs to the technical field of target detection and environmental protection, the system comprises an unmanned aerial vehicle monitoring module, a YOLO model training module, a model deployment module, a back-end program module and a user interface module; wherein the unmanned aerial vehicle monitoring module is used for acquiring video data and picture data in real time; the YOLO model training module is used for training a YOLO deep learning model based on the picture data; the model deployment module is used for deploying the trained YOLO deep learning model to a local terminal; the back-end program module is used for carrying out real-time garbage overflow detection on a detection site based on the trained YOLO deep learning model; and the user interface module is used for displaying the garbage overflow detection result to a user and carrying out data analysis and subsequent garbage overflow processing decision.

The invention relates to a model for rapidly predicting the peak intensity of MICP improved construction waste, a model construction method and a prediction method. According to the model constructed by the invention, the performance evaluation time of the construction waste can be remarkably shortened, so that an engineering project can enter a construction stage more quickly. According to the efficient evaluation means, the labor and material resource investment in the test process is reduced while the test requirements of a laboratory are reduced, so that the overall engineering cost is reduced, and the economic benefits are improved. The method provided by the invention is especially suitable for the condition with limited field conditions. The simplicity not only improves the flexibility of evaluation, but also can adjust parameters in time in actual construction, and ensures the optimal effect of MICP improvement.

The utility model discloses an ultrathin mechanical shaft key with a display screen, which comprises a bottom plate, a support, an ultrathin key cap and the display screen installed in the ultrathin key cap, a plurality of peripheral walls of the display screen abut against the inner peripheral wall of the key cap respectively, a clamping groove used for abutting against the end portion of the support is integrally connected in the key cap, and the display screen is arranged to avoid the clamping groove. According to the utility model, the display screen is directly clamped between the inner peripheral walls of the keycaps, so that the display screen is easier to fix.

The invention discloses an alteration zone detection and analysis method and system, and belongs to the field of unfavorable geological precursor feature recognition, and the method comprises the steps: obtaining physical and chemical process data in a geological environment through numerical simulation, and generating a spatial distribution image of an alteration zone; preprocessing the spatial distribution image to obtain a preprocessed image; alteration zone features are extracted from the preprocessed image; based on a supervised learning mode, training a convolutional neural network through alteration band features to obtain an alteration band detection model; and identifying the actual alteration band data through the alteration band detection model to obtain a detection result. The position, range and characteristics of the alteration zone can be accurately detected, and reliable technical support is provided for the fields of geological exploration, tunnel engineering, environment monitoring and the like.