164results about How to "Reduce consistency" patented technology

The invention relates to the technical field of synchronous acquisition, in particular to a multi-camera synchronous data acquisition method and system, and the method comprises the following steps: based on a real-time video stream of a camera, analyzing a video frame, recognizing a moving object in a differentiated video stream, and carrying out the recognition of the moving object in the differentiated video stream; and synchronously recording the occurrence time and position change of the moving object in the differentiated camera to obtain view angle change data. According to the invention, the angle and focal length of the camera are synchronously adjusted to cope with the view angle change of different scenes, and the trigger time of the camera is uniformly configured and is synchronously started through the network, so that the time deviation is reduced, the analysis of the synchronous trigger data set and the timestamp adjustment are synchronously triggered, and the synchronization between the cameras is optimized; the consistency and synchronism of the video streams obtained from different angles are ensured, the data transmission parameters are dynamically adjusted according to the network condition, the efficiency and synchronization precision in the data transmission process are improved, and the influence of network delay and bandwidth change is effectively dealt with.

The invention relates to the technical field of intelligent information management, in particular to an intelligent information management method and system based on cloud computing. The method comprises the following steps: performing load time sequence skewness analysis on enterprise database log data to obtain load fluctuation time sequence skewness data; performing table structure analysis on the enterprise database based on the enterprise database management authority, and performing table structure performance bottleneck analysis to obtain table structure performance bottleneck data; performing asynchronous read-write cache processing on the database table structure according to the table structure performance bottleneck data and the load fluctuation time sequence skewed data to obtain an asynchronous read-write cache database; carrying out compatibility matching on the asynchronous read-write cache database to obtain an asynchronous read-write compatibility cache database; and connecting the asynchronous read-write compatibility cache database to an enterprise database to execute intelligent information management. According to the invention, the intelligent information management technology is optimized, so that the intelligent information management technology is more perfect.

The invention relates to the technical field of bidding document evaluation, and discloses an intelligent calibration method and device, computer equipment, a storage medium and a program product. The method comprises the steps of obtaining at least one to-be-calibrated bidding file and a preset bidding rule; screening the bidding files according to a preset bidding rule, and determining candidate bidding files; analyzing the candidate bidding file according to a preset review strategy to obtain a corresponding review result, the preset review strategy being predetermined based on the historical bidding data and the historical calibration data corresponding to the historical bidding data; and determining a calibrated target bidding file according to the review result. By implementing the technical scheme of the invention, automatic and accurate bidding document evaluation and calibration based on the preset rule and historical data can be realized.

The invention belongs to the field of big data, and relates to a data processing method which comprises the following steps: acquiring initial data; sending the initial data to a pre-constructed real-time queue system, wherein the real-time queue system is used for caching and scheduling the received data; according to a preset priority strategy and a preset scheduling strategy, performing real-time processing on the initial data in the real-time queue system to obtain candidate data; analyzing the candidate data by adopting a preset graph data model to obtain graph structure data corresponding to the initial data; and importing the graph structure data into a graph database. The invention further provides a data processing device, equipment and a medium. In addition, the invention further relates to a block chain technology, and the initial data, the candidate data and the graph structure data can be stored in a block chain. According to the method, the real-time performance, accuracy and efficiency of importing the data into the graph database can be improved.

The invention discloses a network security and situation awareness equipment data monitoring and early warning system for a centralized control system, and relates to the technical field of equipment situation monitoring, and the monitoring system monitors the risks in the aspects of time synchronization, port activity, electronic element corrosion, part supply chain and memory resource management of equipment in real time. And an alarm is given out in time by rapidly flickering the warning lamps with different colors. And the strategy module automatically generates corresponding coping strategies according to different early warning alarms, such as triggering of a time synchronization mechanism, blocking of abnormal ports, arrangement of equipment maintenance, replacement of parts, adjustment of memory allocation and the like. The comprehensive management scheme not only can effectively prevent system faults, but also can ensure that actions can be taken quickly when abnormity occurs, so that potential safety hazards and operation interruption are reduced. Through automated risk management and response, the system facilitates the improvement of the reliability of device operation and the security of the network.

The invention discloses a biological functional scaffold system driven by dual-mode printing, relates to the technical field of biomedicine, and is used for providing more accurate control on the aspects of porosity, cell attachment and surface modification. By integrating two advanced manufacturing technologies of 3D printing and aerosol spraying, the porosity and surface characteristics of the stent can be accurately controlled in the same printing process, and the cell attachment and proliferation environment is optimized. The cooperative working mechanism greatly improves the biocompatibility and mechanical strength of the biological scaffold, and further effectively promotes the tissue regeneration and repair efficiency. The whole manufacturing process is more efficient and accurate due to introduction of the control unit. The control unit automatically adjusts the printing speed and the spraying pressure based on real-time monitoring feedback, the uniformity and stability of the support are ensured, the error rate in the production process is reduced, and therefore the consistency and reliability of products are improved.

The invention discloses an intelligent information collecting and summarizing system, and relates to the technical field of information management. The problems of high cost, potential safety hazards and low working efficiency in a traditional information collection mode are solved. The system comprises a user interface module, a data verification module, a data encryption module, a data storage module, an API interface module, a summary processing module, a data analysis and visualization module, an authority management module and an adaptive learning module. A user inputs data through an interface, the data are stored in a database after being verified and encrypted, then the data are transmitted to a summarizing processing module through an API interface to be processed, and an analysis result is displayed. The authority management module ensures that the system is safe and controllable, and the adaptive learning module optimizes the system according to user feedback. The method has a good application prospect in the field of information management.

The invention belongs to the technical field of data processing, particularly relates to a BIM-based intelligent medical building design optimization method and system, and aims to solve the problems of high error rate and low optimization efficiency when real-time data is processed by a BIM model. The method comprises the following steps: acquiring a BIM model of a medical building, construction data and user input, establishing a mirror image model, detecting and correcting real-time data, processing the corrected data, detecting the real-time data by using a dynamic data detection model, correcting the data according to an error result, and optimizing the BIM model in combination with historical data. According to the method, the accuracy and optimization efficiency of the BIM model are improved, and efficient design, operation and maintenance of an intelligent medical building are supported.

The invention discloses an automatic ICD coding method and system based on hierarchical feature optimization and prediction correction, and relates to the technical field of natural language processing, and the method comprises the steps: inputting a current electronic medical record text into a pre-trained automatic ICD coding model for coding, and obtaining a corresponding ICD code; the automatic ICD coding model comprises a text representation module, a coding representation module, a synonym fusion attention module, an initial prediction module and a prediction correction module which are connected in sequence; the text representation module processes input medical record text features by using a cascade convolutional network, the synonym fusion attention module introduces synonym fusion attention to enable ICD coding synonym description and electronic medical record text deep semantic representation to interact, and the prediction correction module based on a mask auto-encoder is further introduced. According to the method, the initial prediction result can be optimized and reordered, and the coding combination which most accords with the semantic and dependency relationship is selected, so that the prediction accuracy is improved, the coding efficiency is improved, and the automatic ICD coding problem is solved.

An epoxy concrete stirring device is used for solving the problems that underwater epoxy repairing materials are stored in a layered mode, the mixing time is uncontrollable, and underwater operation is inconvenient. The device comprises a stirring kettle, a kettle cover and an internal partition plate, wherein the partition plate divides a cavity into an upper-layer curing agent storage area and a lower-layer mortar mixing area; a seepage mechanism is arranged in the center of the partition plate, a movable plug is in linkage with an inner wall bayonet lock through a threaded groove in the outer wall of a stirring shaft, the stirring shaft rotates to drive the movable plug to move upwards, seepage holes in the outer wall of a liquid collecting groove are opened, and controllable inflow of a curing agent into mortar is achieved; the feeding port and the discharging port are controlled to be opened and closed through a hydraulic valve, a hydraulic machine and a hydraulic clamp respectively. According to the device, advanced reaction of components is avoided through layered isolation, mixing is accurately triggered through mechanical linkage, hydraulic driving adapts to underwater operation, it is ensured that the low consistency and high uniformity of materials are kept, and the reliability of underwater repair construction and the performance stability of the materials are improved.

The invention discloses a real-time abnormal data detection and early warning method and system in a sensor network, and relates to the technical field of automation control, and the method comprises the steps: S1, carrying out the precision correction of an end effector of a mechanical arm; s2, collecting original data of each sensor node and preprocessing the original data; s3, generating a standard reference data set based on the corrected sensor installation position information; s4, monitoring data of each sensor node in real time, and comparing the data with a standard reference data set; s5, according to a comparison result, sending an abnormal data early warning signal in real time; according to the real-time abnormal data detection and early warning method and system in the sensor network, the problems that in the prior art, due to the fact that the precision of an end effector is insufficient, the installation position deviation of a sensor is large are solved; the installation deviation affects the data acquisition accuracy of the sensor node, and the overall performance of the system is reduced; the adaptability to environment change is poor, and the installation reliability and stability are difficult to guarantee.

The invention discloses an axle end threaded hole compliance automatic detection system and method, and the system comprises an axle transmission line which extends in the X-axis direction, a threaded hole compliance detection work station is arranged beside the axle transmission line, the threaded hole compliance detection work station comprises a pedestal, and a lifting platform which can move in the Z-axis direction on the pedestal. The lifting platform is provided with two positioning supporting seats used for supporting and positioning an axle and a portal frame extending in the Y-axis direction, and the portal frame is provided with two positioning clamping jaws capable of moving in the Y-axis direction and used for axially positioning the axle and a power source used for driving the positioning clamping jaws to move. The lifting platform is further provided with a multi-degree-of-freedom displacement unit, and the displacement end of the multi-degree-of-freedom displacement unit is connected with an end effector used for achieving axle end threaded hole detection. The axle detection efficiency is greatly improved, the manual detection cost is reduced, and the product quality consistency is improved.

The utility model discloses a medium-speed supporting box packaging machine which comprises a machine frame, a feeding conveying line is arranged at the feeding end of the machine frame, a conveying chain is arranged at the output end of the feeding conveying line, a plurality of shifting plates are evenly installed on the conveying chain at intervals, an unwinding structure is arranged on the top of the machine frame, and the unwinding structure is arranged on the output end of the feeding conveying line. A film-drawing heat-sealing device is arranged at the discharging end of the conveying chain, a bag-making structure is arranged between the unwinding structure and the film-drawing heat-sealing device, a first discharging conveying line and a second discharging conveying line are further included, and a heat-sealing cutting-off device is arranged between the first discharging conveying line and the second discharging conveying line. According to the full-automatic packaging machine, a plurality of functional modules such as feeding, film unwinding, bag making, film drawing heat sealing, discharging and transverse heat sealing cutting are integrated, full-process automatic operation from supporting box feeding to finished product packaging is achieved, and the automation degree is improved.

The utility model relates to the technical field of brake elbow detection tools, and discloses a tool for detecting a railway wagon brake elbow, which comprises a mounting platform, and a plurality of groups of detection assemblies arranged along the shape of the elbow are arranged on the mounting platform. The detection assembly comprises positioning baffles arranged at the two ends. The positioning baffle comprises a positioning seat, a side plate is vertically arranged on one side of the upper portion of the positioning seat, and the side plate and the positioning seat form an L shape. At least two limiting plates are arranged between the positioning baffles at the two ends; the limiting plate comprises a base, a clamping groove is formed in the upper portion of the base, and the width of the clamping groove is not smaller than the diameter of the corresponding bent pipe. According to the utility model, the structure of the detection tool is simplified, the operation is simple and convenient, the stability of the detection assembly is improved, the detection accuracy and reliability are ensured, the detection tool can rapidly detect the shape and position size of the brake elbow, the consistency of the manufacture of the brake elbow is ensured, and the pinning phenomenon of the brake elbow is reduced. Meanwhile, the production cost is reduced, batch detection can be performed, the detection efficiency is improved, and the labor cost is reduced.

The invention discloses a mirror symmetry type digital radiographic inspection tool, which comprises a bottom plate placed on an objective table of digital radiographic inspection equipment; a bearing platform of a workpiece is made of a material with a low ray attenuation coefficient; the multiple workpieces are placed at the two ends of the bottom plate in a mirror symmetry mode; the multiple sets of limiting pieces are installed on the bottom plate, each limiting piece is divided into a left part and a right part, and the limiting pieces of the left part and the right part are distributed in a mirror symmetry mode; each workpiece is correspondingly installed in the corresponding limiting piece. Through the design of the invention, the dependence on the skill of a ray operator can be reduced, the time consumed for placing the workpiece is reduced, and the repeatability and consistency in the ray detection process are ensured. More importantly, by reducing the position change of a five-axis movement system formed by the ray machine, the objective table and the imaging plate in the multi-workpiece detection process, the time required for multi-workpiece ray transillumination is remarkably shortened, and the detection efficiency is improved.

The invention discloses a wire arranging device for an inductance coil, which can ensure that an inductance wire is wound with uniform tension through a wire winding assembly and a reciprocating assembly which are accurately controlled, and reduce damage caused by wire crossing and stretching at the same time, and a reciprocating screw rod and a reciprocating block system which are driven by a servo motor are arranged, so that the winding efficiency is improved. In addition, the extrusion block and the limiting ring structure in the auxiliary assembly allow automatic adjustment of the extrusion force to adapt to the change of the diameter of the inductance wire, the self-adaption function reduces wire damage caused by mismatching of tension, and the winding quality of the inductance wire is improved. The monitoring assembly improves the control precision of the production process through a real-time thickness detection and marking system, the automation level of operation is improved, the labor cost is reduced, and the production efficiency and the material utilization rate are greatly improved through accurate monitoring and real-time adjustment. And the method has important significance for meeting high-standard industrial application requirements.

The invention provides a multi-type storage cluster dynamic nano-management method based on a cloud platform, and belongs to the technical field of cloud platform storage resource management, a storage pool is used as a minimum management unit, a configuration center provides a unified nano-management entrance and is associated with a platform initialization process, and initialization of standardized parameters such as a storage cluster IP, an account and the like is automatically completed; after management, block storage, file storage or object storage types and exclusive parameters thereof are configured for the storage pool according to business requirements, and available storage pools are screened according to binding relations when storage services are created, so that resource mismatching is avoided. Bidirectional synchronization is carried out between the operation and maintenance resource management module and the storage module through a full life cycle by using an equipment SN number, so that state consistency and traceability are realized; expansion of newly added storage pools, unbinding of the storage pools and resource recovery are supported, and the resource utilization rate and the operation and maintenance efficiency are improved.

The invention belongs to the field of nucleic acid editing, and particularly relates to the technical field of regularly clustered interval short palindromic repeat (CRISPR). Specifically, the invention provides a novel Cas enzyme, the homology of the Cas enzyme and the reported Cas enzyme is low, the activity of nuclease can be shown in and out of cells, and the Cas enzyme has a wide application prospect.

The invention provides a filtering-based Monte Carlo gradient path tracking rendering image reconstruction method and device. The method comprises the steps of obtaining an initial rendering image obtained by Monte Carlo gradient path tracking rendering and an auxiliary information graph in a rendering process; solving an optimized gradient through a gradient optimization objective function according to the initial rendering image and the auxiliary information graph, and generating a multi-resolution hierarchy; based on the initial rendering image, the optimized gradient and the auxiliary information graph, performing filtering calculation layer by layer from the lowest resolution hierarchy to the highest resolution hierarchy according to the multi-resolution hierarchy to obtain a target filtering result; wherein the target filtering result is the filtering result output by the highest resolution level, and the filtering result output by the highest resolution level is the reconstruction result of the initial rendering image. According to the method, gradient domain information and an auxiliary information graph in the rendering process are fully utilized, filtering kernel coefficients are solved in a resolution-by-resolution hierarchy mode, a high-quality and consistent noise reduction image (reconstruction result) is generated at a low sampling rate, the influence of noise in gradient estimation on the reconstruction result is reduced, and the reconstruction efficiency is improved. And the method also has a series of good characteristics such as consistency (progressive convergence to a reference image) and the like, and meets high-efficiency and high-quality rendered image reconstruction requirements.

The invention relates to the technical field of semiconductors, and provides a semiconductor common block structure, a semiconductor memory and a preparation method thereof, and the semiconductor common block structure comprises a semiconductor common unit structure, a source drain layer and a shielding cover structure. The semiconductor common unit structure comprises a first storage unit and a second storage unit which are distributed side by side in a mirroring manner along a first direction, the first storage unit and the second storage unit share the same source-drain unit layer, and the first direction is parallel to the surface of the substrate; each of the first memory unit and the second memory unit comprises a first transistor and a second transistor, and a fourth source-drain region of the second transistor in the first memory unit and a fourth source-drain region of the second transistor in the second memory unit are respectively connected to two opposite surfaces of the source-drain unit layer; and all the source-drain unit layers in the same plane are sequentially connected end to end to form a source-drain layer. The shielding case structure accommodates all the second transistors therein, and all the first transistors are located outside the shielding case structure.

The invention relates to the technical field of databases, and discloses a real-time password verification method and system based on a network state and a storage medium, and the method comprises the following steps: firstly obtaining a password change strategy containing an old password based on a password change task notification, and then detecting a current network line to obtain state data; and if the data is abnormal, sending a network establishment request, operating by using a temporary network line and detecting the state data again, and if the data is abnormal, continuing to send a new request until the network state is good. And when the current or temporary network state is good, the old password is verified by using the good line, the password is changed and updated after the verification succeeds, the new password is verified on line, a password changing result is generated if the verification succeeds, the application connection pool is refreshed, and finally the password changing result is uploaded, so that the accuracy and the stability of password verification and password changing operation are ensured.

This invention discloses a silicon nitride grinding device, relating to the technical field of silicon nitride grinding devices. The device includes a support frame and a collection box. A conical cylinder is fixedly mounted on the upper surface of the support frame, and the collection box is disposed on the lower surface of the support frame. A feed trough is fixedly mounted on the upper surface of the conical cylinder, and a water storage tank is fixedly mounted on the circumferential surface of the conical cylinder. A water spray head is provided on the inner wall of the conical cylinder. A rotating shaft is rotatably mounted on the upper surface of the inner wall of the conical cylinder, and a grinding head is fixedly mounted on the lower surface of the rotating shaft. A grinding disc is fixedly mounted on the inner wall of the conical cylinder. A material unblocking device is also provided inside the conical cylinder. When the feed trough is blocked, it affects the grinding efficiency, potentially causing a decrease in output or production stoppage. Blockage causes material to accumulate in the feed trough, increasing the pressure and stress on the material. If this blockage persists for a long time, it may damage the feed trough.

The utility model belongs to the technical field of machining, and particularly relates to a multi-view visual inspection device. Comprising a rack, and a rotating assembly, a code scanning assembly and a shooting assembly which are mounted on the rack, and the rotating assembly, the code scanning assembly and the shooting assembly are electrically connected with a control assembly respectively; a fixing seat for fixing a product is mounted on the rotating assembly, and the fixing seat can drive the product to rotate under the driving of the rotating assembly; the code scanning assembly and the shooting assembly are arranged corresponding to the fixed seat; wherein the code scanning assembly is suitable for obtaining a code of the product, the shooting assembly is suitable for shooting a multi-angle picture of the product and obtaining an inspection result, and the control assembly is used for binding the code with the inspection result. Compared with manual visual inspection, the inspection device provided by the utility model has the advantages that the time for single inspection can be saved by 10 seconds, so that the inspection efficiency is improved, the yield of products can reach 99.9%, the quality guarantee is high, and the batch inspection effect of the products is extremely good.

The invention relates to a phase shift mask substrate and a dynamic magnetron sputtering preparation method thereof, a MoSi-based gradient film layer is continuously and dynamically deposited on the substrate, and the method comprises the following steps: carrying out first-stage deposition on the substrate by adopting a molybdenum-silicon alloy target so as to form a transition layer; carrying out second-stage deposition on the transition layer to form a main body functional layer through deposition; and third-stage deposition is carried out on the main body functional layer to form a surface modification layer through deposition, and the MoSi-based gradient film layer is obtained. The invention provides a one-step sputtering deposition method capable of dynamically and accurately regulating and controlling, so that the inherent contradiction between the performance and the stress of a single-layer uniform film is fundamentally solved, and the complexity and the uncertainty of a traditional multi-step process are avoided.

The invention discloses a culture resource big data reference model construction method, and relates to the technical field related to culture big data. Comprising the following steps: setting a multi-source data integration module, setting a real-time data perception module, creating a data fusion engine, setting a user feedback analysis module, constructing a cultural heritage damage prediction calculation module, creating an emotion analysis feedback system, and setting a cultural resource digital display platform. The invention further discloses application of the culture resource big data reference model, specifically, the culture resource big data reference model is applied to an online and offline system, and a framework of public culture digital resources should grasp effective online and offline combination. By analyzing emotional feedback of visitors, not only can cultural understanding and resonance be enhanced and inheritance and innovation of cultural heritage be improved, but also cultural education and experience can be optimized, cultural policies and market decisions can be supported, cultural diversity and inclusiveness can be promoted, and development of the cultural industry can be promoted.

The invention relates to the technical field of biomedicine, and discloses a preparation method of a biomedical high-entropy alloy film, which comprises the following steps: step 1, preparing target materials and a matrix, taking an HfMoNbZr quaternary alloy target and a Ta metal target as the target materials, and taking a silicon wafer and 316L stainless steel as the matrix; step 2, removing oil stains and binders on the surfaces of the silicon wafer and the 316L stainless steel substrate; and thirdly, under the vacuum condition, the HfMoNbZr quaternary alloy target and the Ta metal target are subjected to film deposition through a direct-current magnetron sputtering silicon wafer and a 316L stainless steel substrate, and the biomedical high-entropy alloy film is obtained. The biomedical high-entropy alloy film can be prepared, has excellent corrosion resistance and biocompatibility, can promote the development of a high-entropy alloy biomedical film material, and particularly provides a theoretical basis and application value in the aspects of stomatology and orthopedics artificial joints.

The application discloses a metamorphic rock P-T-t trajectory reconstruction method and system based on multi-source data fusion, relates to the field of metamorphic rock P-T-t trajectory reconstruction, and comprises the following steps: acquiring electronic probe micro-area mapping data and internal standard sample data of a metamorphic rock sample, and performing multi-stage data correction; performing mineral phase identification and chemical component quantitative interpretation, generating a mineral classification mapping, an element concentration distribution diagram and a whole rock major component data set; performing thermodynamic phase equilibrium simulation, generating a P-T apparent profile diagram, and extracting a P-T trajectory; performing micro-area in-situ chronology analysis on selected minerals in the mineral classification mapping to obtain chronology data; coupling the P-T trajectory and the chronology data in time and space, constructing a P-T-t three-dimensional trajectory model of the metamorphic rock, and outputting a visualized reconstruction report. The application realizes full-process automation and standardization of the metamorphic rock P-T-t trajectory from data acquisition and processing to model reconstruction, and improves the precision, efficiency and reliability of trajectory analysis.

The application discloses a method for manufacturing a mask, comprising the following steps: exposing a material belt to obtain a first belt segment with a plurality of first patterns, wherein the material belt comprises a belt-shaped foil and a photoresist layer formed on the surface of the belt-shaped foil, there is a spacing area between two adjacent first patterns, and the first pattern comprises a plurality of mother mark patterns and a plurality of pixel hole patterns; and exposing a plurality of spacing areas in sequence by a processor controlling a laser to set a path, to obtain a second belt segment with a plurality of second patterns, wherein the set path matches a set pattern in the processor, the second pattern comprises a plurality of sub-mark patterns corresponding to the plurality of mother mark patterns, and an auxiliary pattern corresponding to the spacing area. The application further discloses an exposure system.

The invention relates to the technical field of aviation cable manufacturing, and discloses an aviation wire automatic cutting and collecting device and a processing method thereof.The aviation wire automatic cutting and collecting device comprises a cutting mechanism installed on a base, a wire outlet guide pipe installed on one side of the cutting mechanism and a wire collecting mechanism installed on the other side of the cutting mechanism, a metering device is arranged at the wire inlet end of the wire outlet guide pipe; the collecting mechanism is arranged at the tail end of the wire outlet guide pipe and provided with a take-up reel, and the cut take-up reel is coiled into a wire coil. The technical problems that traditional manual wire measuring and cutting are not accurate and not high in efficiency are solved, fixed-length cutting and automatic collection can be conducted on wires, and the production efficiency is effectively improved.

The invention relates to the technical field of aero-engines, and discloses a small-windward-area compressor stator multi-parameter pneumatic construction method and system.The front edge line blade tip point of the meridian projection of a small-windward-area compressor stator is moved forwards, the rear edge line blade tip point is moved backwards, the consistency of the stator tip part can be increased, and the consistency of the stator tip part is improved; flow separation at the tip of the stator is reduced, so that the efficiency and the stability margin of the small-windward-area compressor are improved. Besides, under the condition of the same hub ratio, the consistency of the stator root of the small-windward-area gas compressor can be reduced by further reducing the number of the stator blades, so that the flow capacity of the stator root is improved, and the efficiency and the stability margin of the small-windward-area gas compressor are further improved. According to the method, the design efficiency can be improved, the design period can be shortened, and the working envelope of the engine can be improved; particularly, the stator can be directly used for designing a small-windward-area compressor stator, and the windward area of an engine inlet can be effectively reduced, so that the purpose of reducing weight is achieved.