30results about How to "Strong practical significance" patented technology

The invention discloses a method for detecting a human motion state based on accelerated speed changes. The method includes the following steps that A, a mobile device where an accelerated speed sensor is embedded is placed at any position of a human body, an accelerated speed sampling value of the accelerated speed sensor is compared with a preset accelerated speed threshold value, and according to the compared result, whether a human moves or not is judged; B, according to the step A, if the human moves, a self-correlation function is used for calculating the self-correlation degree of the accelerated speed sampling value; C, the self-correlation degree is compared with a preset self-correlation threshold value, and according to the compared result, whether the human walks or not is judged. According to changes of the accelerated speed value, whether the human walks or not can be judged. Therefore, the method not only is simple and accurate in judgment result, but also has very great practical significance and polarization value.

The invention discloses azithromycin gel eye drops and a preparation process thereof. The eye drops are prepared from a main medicine, namely azithromycin and excipients such as an adhesive, a gel matrix, an isotonic regulator, a preservative, an antioxidant, a buffering agent and the like. The adhesive, namely polycarbophil in the eye drops can increase the biological adhesion of the eye drops, so that the detention time of medicines in eyes is further prolonged. The invention provides a practical, convenient and reliable ophthalmic preparation for treating bacterial conjunctivitis, and solves the problems that the detention time of medicines in an eye drop formulation in the eyes is short, the medicines are not easy to absorb, the bioavailability is low and the like.

The invention relates to an intelligent service processing method and system, wherein the method comprises: after receiving a dialed number which is sent by a terminal originating a call and carries an operation code and a called number, a core network carries out authentication on the terminal originating the call according to the dialed number; when the authentication is successful, a calling number and the dialed number are carried in an IAM (initial address message), and then the IAM is sent to a service processing center; and the service processing center carries out authentification on the terminal originating the call and a terminal terminating the call according to the IAM, and after the authentification is successful, instructs the terminal terminating the call to carry out response operations of corresponding services for the terminal originating the call according to a service indicated by the operation code, such as an operation that the terminal terminating the call calls back the terminal originating the call, or an operation that the terminal terminating the call carries out recharging for the terminal originating the call. By using the method and system provided by the invention, the effect of realizing callback and recharging services and the like under special conditions such as users (especially children) have any overdue bills, and the like; and the method is simple, safe and convenient in operation and strong in service expandability, and provides convenience for users in different levels, therefore, the method has the advantages of strong realistic significance and high service value.

The invention discloses a method for realizing system energy saving, and belongs to servers and the technical field of storage and high-performance cluster energy saving. The method structurally comprises a power supply unit and a server mainboard system unit, wherein the power supply unit is connected with the server mainboard system unit and supplies electric power to the server mainboard system unit, and comprises an AC / DC (Alternating Current / Direct Current) conversion module, a DC / DC conversion module, a sampling quantization circuit and a PMBUS (Power Supply Management Bus) module, and the server mainboard system unit is composed of a DC / DC conversion module, a mainboard hardware monitoring chip, a CPU, a north bridge chip, a south bridge chip and other control chips; the DC / DC conversion module of the power supply unit is connected to the DC / DC conversion module of the server mainboard system unit, and the PMBUS module of the power supply unit is connected to the DC / DC conversion module and the mainboard hardware monitoring chip of the server mainboard system unit. Compared with the prior art, the method can reduce the total energy consumption of a device to a certain extent, and has strong practicability.

The invention discloses a double-layer multi-rotor transmission line inspection device. The double-layer multi-rotor transmission line inspection device comprises a main body casing, a battery and a high-altitude aerial camera. A controller is embedded in the main body casing, a GPS module is arranged on the main body casing, and drone arms, two pre-tensioning mechanisms and two travelling mechanisms are fixedly arranged on the bottom end surface of the main body casing. An electric opening and closing transformer is arranged on the bottom end surface of the main body casing. The controlled ends of the drone arms, the pre-tensioning mechanisms, the traveling mechanisms, the electric opening and closing transformer and the high-altitude aerial camera are respectively connected with the output end of the controller, and the controller is connected with the GPS module. The double-layer multi-rotor transmission line inspection device has the advantages that the inspection device is manufactured based on combination of the advantages of a drone and an inspection robot, a conventional line patrol mode is replaced, manual operations are reduced, the inspection efficiency is improved, andaccordingly, the inspection device has high practical significance and practicability.

The invention discloses a method for evaluating a gas tunnel outburst, an index system for implementing the method, and a device for implementing the method, which belong to the technical field of gas tunnel constructions and aim to evaluate the gas tunnel outburst. The method, the system and the device are characterized by establishing a prominence hazard index evaluation system table memory (1), a security level table memory (6) and a table memory (2), and inputting the following prominence hazard indexes on site: largest embedding depth, geological structure, advancing drilling power phenomenon, gas pressure, measurements of drilling gas outrush initial velocity and coal body structure types, and evaluation data, wherein the prominence hazard indexes are analyzed and evaluated to obtain an evaluation result; and because the indexes not only take geologic factors into consideration, but also discard a long process of indoor analysis, and the analysis and the identification can be performed at a construction site, the method, the system and the device has stronger practical meaning.

The invention relates to the technical field of electronic information science, and provides a data collection, control and transmission system based on an MCU. The system comprises a data collection unit, a data processing unit, a serial port communication unit, and a data control unit. A user can collect a needed input quantity through the data collection unit and transmit the needed input quantity to the data processing unit, and finally the input quantity is displayed by a port. Also, the control data can be transmitted through the port so as to achieve the control of the control unit of the external and internal data. The system achieves functions of collecting different input signals and controlling different output signals, achieves the integration of the collection unit, the communication unit, the processing unit and the control unit, and simplifies the whole system while completing the functions.

The invention provides a broadband microwave photon phase coded signal generation device and method. An output port of a laser is connected with an input port of a carrier modulation module, an outputport of the carrier modulation module is connected with an input port of a phase encoding modulation module, an output port of the phase encoding modulation module is connected with an optical inputport of a photoelectric detector after passing through the optical fiber, and the photoelectric detector outputs a required phase encoding signal. According to the invention, an integrated polarization multiplexing modulator is used to generate an optical carrier signal, and then the polarization modulator is used to carry out phase coding modulation on the generated carrier signal so as to generate a phase coding signal without baseband interference. The amplitude of the signal is tuned by controlling the DC bias voltage of the polarization multiplexing modulator, so the system provided by the invention is expanded to a phased array radar system and a frequency-controlled array radar system, has a wider application scene, and is of great significance to the fusion and development of next-generation military and civil radar systems.

The invention provides a method (model) for predicating the shelf life of lactobacillus beverages. According to the invention, milk powder of different heating degrees is used as a raw material, lactobacillus beverages are produced by using different processes, and a stability analyzer is used for stability analysis of the lactobacillus beverages in different storage periods, so the shelf life of the lactobacillus beverages is predicted; and thus, models in which different formulas correspond to different stability correlation analysis data and different shelf life are obtained. The method is novel and simple to operate and can obtain a series of reliable data through simple instrument operation; relative errors of obtained predicted values of the shelf life are within + / -5%, so accuracy is high; changes of the physical and chemical properties of the lactobacillus beverages are researched by determining the viscosity of the beverages, the concentration and size of particles, the migration rate of particles and stability dynamic indexes, so obtained results are reasonable and convincing; thus, the method can be used for accurate prediction of the rest shelf life of lactobacillus beverages and can be used for learning about the quality state and freshness of lactobacillus beverages.

The invention discloses a full-dielectric reflecting film and a manufacturing method thereof. The full-dielectric reflecting film is continuous in manufacturing process, low in the manufacturing cost and convenient to manufacture. An amorphous silicon film with the density of 2.15-2.32 g / cm <3> is adopted and manufactured into a high-refractive-index film layer, an amorphous silicon film with the density of 1.90-2.10 g / cm <3> is adopted and manufactured into a low-refractive-index film layer, and the amorphous silicon films are adopted for both the high-refractive-index film layer and the low-refractive-index film layer. The amorphous silicon films with the different densities can be obtained only by alternately changing reaction conditions in the PECVD process. Only amorphous Silicon is adopted as film layer materials for the structure of the reflecting film, so that the reflecting layer has the advantages that the process is continuous, and film formation is achieved at one time. Meanwhile, the reflecting film can be manufactured at low cost and on a large scale because of the mature amorphous silicon film production process and has high practical significance. The reflecting film is suitable for being applied and popularized in the field of optical devices.

The invention discloses an air-based rail detection method based on an attention enhancement mechanism, belonging to the field of aviation surveillance. The method comprises the steps that firstly, the high-definition array camera is mounted on the aerial vehicle, and the original image of the railway track is acquired and pre-processed to obtain training samples; the images of the training samples are inputted into the convolutional neural network for feature extraction, and the 16*16 encoded images are obtained, and the attention enhancement is carried out to increase the ability of featureexpression; then the up sampling is carried out on the image after the attention enhancement by convolution neural network to get the same size decision map as the original image, and the decision mapis classified and judged, and a point in the decision map is a point on the rail; and finally, according to the decision result, the network parameters are updated by back propagation using gradientdescent algorithm. On the basis of precise detection, the method of the invention can monitor the surrounding environment of the rail and the safety condition of the rail, has accurate positioning andremarkable effect, and has strong engineering value and practical significance.

The invention discloses a method and device for producing polyolefin through dynamical operation. The method comprises the following steps: introducing at least one olefin and at least one catalyst into a fluidized bed reactor to react to generate two-peak / broad-peak polyolefin through contact of olefin and the catalyst; and absorbing hydrogen from circulating flow or releasing hydrogen to circulation flow by virtue of hydrogen storage alloy or other hydrogen absorbing materials to periodically change the concentration of hydrogen in a fluidized bed to generate different reaction environments in the same reactor to periodically and sequentially change product quality indexes of polyolefin, so as to obtain a two-peak / broad-peak polyolefin product.

The invention relates to the field of quality control of fresh meat, and mainly relates to a high-performance liquid chromatography method and an application for simultaneous determination of varioustaste nucleotides in fresh meat. The invention discloses a high-performance liquid chromatography method for simultaneous determination of various taste nucleotides in fresh meat, comprising the following steps: (1) pretreating a sample; (2) determining the content of each taste nucleotide in the sample to be tested by high-performance liquid chromatography method, separating and analyzing the contents of inosinic acid (IMP), adenosine triphosphate (ATP), adenosine diphosphate (ADP), adenosine monophosphate (AMP), inosine (I), and hypoxanthine (Hx) in meat sample by the high-performance liquidchromatography. The invention further discloses the application of the high-performance liquid chromatography detecting method in assessing the freshness of fresh meat. The invention has important significance for the development of the chilled meat market, can provide consumers with a reference for evaluating the freshness of fresh meat, and can provide production guidance for the chilled meat developer, which has strong theoretical value and practical significance.

The invention discloses calligraphy copy intelligent evaluation and guidance method based on computer vision. The method comprises the following steps: image preprocessing, font matching overlap ratio scoring, structure matching overlap ratio scoring, projection similarity scoring, calligraphy font key point similarity scoring, comprehensive scoring through a machine learning regression algorithm, etc. Through processing the calligraphy image, a reasonable evaluation of a calligraphy font comparison copybook copying effect can be obtained, and the method has a strong guiding significance for calligraphy learner copy scoring and Chinese calligraphy education.

The invention relates to a method for identifying a transcription factor binding element in a cotton fiber development period by DNA affinity protein sequencing. The method comprises the following steps of: 1) extracting cotton fiber genome DNA, randomly breaking into fragments of about 200bp, and constructing an Index-DNA library with a sequencing joint by using the broken DNA; 2) performing prokaryotic expression on a cotton transcription factor protein with a label, and performing immunoblotting to confirm the expressed target protein; 3) incubating the target protein and the Index-DNA library in vitro to fully combine the target protein and the Index-DNA library, and extracting Index-DNA specifically bound with the protein; and 4) performing amplification and sequencing, matching the obtained data to a cotton genome, and identifying and confirming the sequence of the obtained binding element after the obtained data corresponds to a DHS site in the cotton fiber development period. The method provided by the invention can quickly and accurately identify the downstream binding site of the cotton transcription factor without genetic transformation, and has the advantages of being fast, accurate, economical, labor-saving and the like.

The invention relates to a WC-Co nano-reinforced high silicon aluminum alloy for an electric connecting fitting. The WC-Co nano-reinforced high silicon aluminum alloy for the electric connecting fitting is characterized in that the WC-Co nano-reinforced high silicon aluminum alloy is prepared from the following components in percentage by mass: 3.0%-8.0% of WC, 0.1%-2.0% of Co, 60%-80% of Al, 10%-30% of Si and the balance of inevitable impurities. Through the method of adding nano-WC-Co powder to reinforce an Al-Si alloy, the composition segregation and organization coarsening are effectivelyreduced, and the mechanical properties of the Al-Si alloy are greatly improved, so that the safety of the electric connecting fitting is ensured.

The invention discloses a health-care mask capable of resisting poison and sterilizing. The health-care mask comprises a breathable layer and a textile fabric layer, an activated carbon fiber biological functional layer is further arranged between the breathable layer and the textile fabric layer, and the activated carbon fiber biological functional layer is prepared from activated carbon fiber felt treated by herbaceous plant essence. According to the health-care mask, various herbaceous plants are selected and are purely natural, non-toxic, harmless, healthy and safe, and herbaceous plant essence is extracted after the herbaceous plants are soaked in hydrogen-rich water; through the adsorption effect of the herbaceous plant essence and the activated carbon fiber felt subjected to activetreatment, external bacteria and viruses can be effectively resisted and purified, and particularly, a respiratory tract is cared; meanwhile, the health-care mask has very great adsorption and desorption capabilities, can recover the original efficacy after being brewed and dried in the sun after being used, can be repeatedly used, and can be used for half a year.

The invention discloses a risk assessment index weighting method for potential marketization business of a power grid enterprise and computing equipment. The weighting method comprises the following steps: establishing a risk assessment index system; Filtering the index system to generate a simplified risk assessment index system; Determining an optimal index and a worst index; The system expert compares the optimal index and the worst index with other indexes in pairs, and converts comparison results of every two indexes into a triangular fuzzy number, thereby forming a fuzzy optimal comparison vector and a fuzzy worst comparison vector; constructing a min-max optimization model containing constraint conditions, and solving the optimal weight of each risk assessment index by taking the minimum value of the optimization model as a target; The weighting method can solve the optimal weight of each risk assessment index, realizes the quantitative analysis of a risk factor mechanism, provides theoretical basis and certified support for the operation of a power grid enterprise, powerfully promotes the goal realization of sustainable development and management of the power grid enterprise, and has obvious practical significance.

Disclosed is an antistatic dual-circular-polarization active microstrip antenna. The antistatic dual-circular-polarization active microstrip antenna comprises an antenna printed board (1), a low-noise amplifying module (2), a radio-frequency connector (3), an antenna pattern (4) on the antenna printed board, and two feed columns (5) and a short-circuit column (6) between the antenna printed board and the low-noise amplifying module; the short-circuit column (6) is positioned in a place where the impedance of the microstrip antenna is 0 Ohm; the two feed columns (5) and the short-circuit column (6) are welded on the antenna pattern (4) printed on the antenna printed board (1), and the antenna printed board (1) is mounted on the low-noise amplifying module (2); the antenna printed board (1) and the antenna pattern (4) thereon jointly form the dual-circular-polarization microstrip antenna; the antenna receives an electromagnetic signal, the signal enters the low-noise amplifying module (2) through the two feed columns (5) to be subjected to signal amplification, and finally, the amplified signal is output through the radio-frequency connector (3); and the antenna pattern (4) is directly grounded in a direct current manner through the short-circuit column (6), so that static accumulation can be prevented.

The invention relates to an apparatus for realizing whole-satellite self-energy-supply active and passive integrated nonlinear vibration control. The apparatus comprises a conical shell adapter, a damping material, a cubic nonlinear spring, a mass block, a guide rod, an energy gatherer, a lead wire, an actuator, a controller and a sensor, wherein the damping material, the cubic nonlinear spring and the mass block form a nonlinear energy sink, i.e., an NES; one end of the energy gatherer is fixed at the inner side of the upper end surface of the conical shell adapter, the other end is fixed on the mass block, and thus the NES and the energy gatherer are combined together; the two ends of the guide rod are fixed to the upper end surface and the lower end surface of the conical shell adapter, for constraining the vibration direction of the mass block; and the actuator is in contact with the upper end surface and the lower end surface of the conical shell adapter and is connected with the energy gatherer through the lead wire, and the controller converts feedback signals of a sensor installed at the upper end of the conical shell adapter into control signals for transmitting to the actuator. The problem of energy restrictions of a spacecraft in actual environment is solved to a quite large degree, and the actual application significance is great.

The invention provides a steel wire rope reinforcing system and method for continuous beam hogging moment area bearing capacity. A plurality of steel wire rope reinforcing units are installed on the surface of a beam body top plate of a T-shaped continuous beam in parallel in the longitudinal direction of a bridge; each steel wire rope reinforcing unit comprises an anchoring end steel plate, an anchoring end anchorage device, an anchoring end anchor head, a tensioning end steel plate, a tensioning end anchorage device, a tensioning end anchor head and a plurality of steel wire ropes. After theother end of each steel wire rope penetrates through one notch of the tensioning end anchorage device, the end of each steel wire rope is fixed by the tensioning end anchor head; and a cast-in-placeconcrete layer and an asphalt concrete layer are sequentially paved above the steel wire rope reinforcing unit. The method has the advantages that the method is an effective mode for reinforcing the continuous beam with insufficient hogging moment prestress, the hogging moment prestress is reinforced through the steel wire ropes, and compared with a traditional reinforcing mode, the method has theadvantages of being convenient to construct, good in safety, good in economic benefit and the like.

The invention discloses a heterogeneous information network-based non-API (Application Program Interface) petroleum dedicated pipe QI (Quality Index) system optimization method. A QFD-based method is used for establishing a non-API petroleum special pipe QI system capable of comprehensively reflecting the requirement of the highest quality level of a current non-API product and the future non-API product quality development requirement standard, and a to-be-optimized non-API petroleum special pipe QI system which is established on the basis of research data and reflects the current non-API product quality level of a specific enterprise. The relation between the two is established through a heterogeneous information network, and the directivity problem of optimization is solved; the method comprises the following steps: calculating an optimization exponential function of a corresponding index from sensitivity calculated by a heterogeneous information network in which a cost function of QI system index improvement cost and an urgency function of index improvement to an enterprise are fused, so as to formulate a specific QI system optimization strategy for the enterprise; the problem of how to optimize the QI system under the condition most adaptive to the own condition of an enterprise is solved.

The invention discloses an airship structure design method based on an air bag diaphragm and an inflatable ring framework, and relates to the airship structure design method. The method is characterized in that a main bag body configuration of an airship adopts a double-elliptical-bus rotary body design; the diaphragm is arranged inside a main bag body, the diaphragm can be freely expanded, and the edge of the diaphragm is fixedly connected with the inner wall of the main bag body in a sealed mode; the diaphragm and a part, surrounded by the diaphragm, at the lower part of the main bag body form an air bag; the area, located above the diaphragm, inside the main bag body is a helium existing area; a plurality of inflatable rings are arranged inside the main bag body at intervals, the inflatable rings are limited and shaped through four connecting cables, and the inflatable rings partition the whole air bag into a plurality of air bag spaces; and the head end and the tail end of the mainbag body play a role in the axial auxiliary supporting through a carbon fiber framework. According to the airship structure design method based on the air bag diaphragm and the inflatable ring framework, the inflatable rings are arranged inside the main bag body of the airship so that the deformation and stress of a part with large load bearing can be effectively controlled; the inflatable ringspartition the air bag into the plurality of air bag spaces to effect synergistically; and the inflation and the deflation of different air bag spaces is conductive to changing the gravity center of the airship to control the longitudinal movement.

The invention discloses a meteorolite energy health wine and a preparation method thereof. According to the invention, stony-iron meteorite is cut into the blocks of 3cm*3cm or 5cm*5cm, after washingand drying, the pretreated meteorite blocks and wine are added in oak barrels at a ratio of 1:10 by weight, the room temperature is kept at 13-18 DEG C, the oak barrels are fixed on a bracket of a tumbling-type mixer, the material is slowly stirred for 20 to 24 hours at a rotation speed of 50 to 100 r / h, after the stirring is stopped, the precipitate is allowed to stand, the meteorite blocks are removed, and after 3 to 5 times of fine filtration, the meteorite residue is removed to obtain the meteorolite energy health wine. The meteorolite energy health wine has good mouthfeel and rich nutrients, and no heavy metal poisons are detected. The preparation method of the invention optimizes the quality of the wine and shortens the production cycle of the wine with meteorolite.

The invention discloses a training system and a method for the seamless switching between measurement and control devices of different manufacturers in a transformer substation. The training system comprises a station control layer and a spacer layer, and is connected to a communication network through a data switch. The station control layer comprises an NS3000 simulated transformer substation comprehensive monitoring background machine. The NS3000 simulated transformer substation comprehensive monitoring background machine comprises a set of device one-key switching software tools. The spacer layer comprises a measurement and control screen cabinet. The measurement and control screen cabinet at least comprises an old measurement and control device and further comprises a novel measurement and control device, a terminal switching device, a simulation circuit breaker and a simulation test source, wherein the old measurement and control device and the novel measurement and control device are manufactured by different manufacturers. According to the invention, during the transforming and upgrading process of the transformer substation, the whole seamless switching process between measurement and control devices of different manufacturers can be simulated. The training process comprises the function test step before the switching of measurement and control devices, the software and hardware switching step and the functional verification step after the switching of measurement and control devices. The system and the method facilitate the systematic teaching and realize the full coverage of the professional knowledge.

The invention discloses a patient self-management method special for diabetic kidney complications. A client inputs user information of a diabetic kidney complication patient; an objective index system performs data input on demographic indexes, metabolic indexes and medicine taking conditions of the diabetic kidney complication patient; a patient subjective feeling evaluation system performs datainput on the sleep quality, pain score and life quality of the diabetic kidney complication patient; an index monitoring module and the patient subjective feeling evaluation system convert the data into corresponding indexes to be embodied and managed; and data of a disease management system is displayed to a diagnosis and treatment system, and doctors at the diagnosis and treatment end read thedata and analyze diagnosis and treatment results. By means of the mode, the patient self-management method special for diabetic kidney complications improves early diagnosis and early treatment of high disability rate and high fatality rate diseases of diabetic nephropathy from the perspective of patients, finally relieves pain of the patients and relieves medical economic burdens of families andthe society.

The invention discloses a customizable adaptive intelligent operation system and a realization method thereof. The intelligent operation system comprises an information data module for providing initial information data for the intelligent operation system, a personalized processing module for obtaining personalized information and realizing personalized processing of information data through the personalized information, an adaptive processing module for obtaining adaptive information and realizing adaptive processing of the information data through the adaptive information, and an intelligent information operation interface used for displaying the personalized and / or adaptive information data in the intelligent operation system. According to the customizable adaptive intelligent operation system and the realization method thereof provided by the invention can realize the personalized and adaptive processing of the information data of the intelligent operation system more easily, are very simple and convenient, and have wide application prospects.

The invention discloses health-care toothpaste for children. The health-care toothpaste for children comprises the following components in parts by mass of 2-6 parts of concretio silicea bambusae, 2-6parts of Dayeqing tea leaves, 3-8 parts of lophatherum gracile, 1-5 parts of cortex phellodendri, 1-5 parts of radix clematidis, 3-6 parts of raspberries, 15-20 parts of Changbai Mountains maifan stone micro powder, 10-15 parts of jadeite jade micro powder, 20-25 parts of hydrogen water and the balance toothpaste substrates. According to the health-care toothpaste for children disclosed by the invention, natural materials are selected, and no toxic and harmful substances are added, so that the health-care toothpaste for children can refresh bad breath, promote tooth calcification, take care of mucous membranes of oral cavities of the children, and improve the oral environment of the children; and besides, through oral absorption and subsequent remain absorption, the health-care toothpastefor children can supplement various elements and vitamins required for development and growth of the children, facilitate adjustment of organism immunity and promote healthy growth of the children.

The invention provides an internal pulling bay sea ice thickness simulation method and system. The internal pulling bay sea ice thickness simulation method comprises the following steps that the sea ice thickness of the previous moment, the average temperature value from the previous moment to the current moment and the number of days from the previous moment to the current moment of an internal pulling bay are obtained; according to the obtained data, obtaining an inner pulling bay sea ice thickness simulation result at the current moment; according to the method, correlation analysis and model construction are carried out by using long-time sequence sea ice thickness data and automatic weather station air temperature observation data, and only time sequence air temperature data are needed as parameters, so that the requirements of other algorithms on complex parameters are simplified, and the sea ice growth process can be accurately simulated.

A WC-Co nano-enhanced high-silicon aluminum alloy for power connection fittings, characterized in that, the WC-Co nano-enhanced high-silicon aluminum alloy comprises the following components by mass percentage: 3.0-8.0% WC, 0.1 ~ 2.0% Co, 60% ~ 80% Al, 10 ~ 30% Si, the balance is unavoidable impurities. The method of strengthening Al-Si alloy by adding nano-WC-Co powder effectively reduces the composition segregation and microstructure coarsening, and greatly improves the mechanical properties of Al-Si alloy, thus ensuring the safety of electrical connection fittings.