112results about How to "Make up for the vacancy" patented technology

The invention provides a device and method for testing a coal rock plane sheet under the thermal-mechanical coupling condition and belongs to the technical field of rock mass mechanics and engineering. The device is characterized in that the device is composed of an axial stress restraint system 1, a plane loading system 2, a bottom temperature control and supporting adjusting assembly system 3, an acoustic emission monitoring system 4, a visual monitoring system 5 and a stress-deformation testing system 6; the mechanics characteristic test of a coal rock plane coal rock sheet test piece in the plane stress state under the thermal-mechanical coupling condition can be stimulated, crack initiation and extension characteristics of cracks of the plane coal rock sheet test piece under the thermal-mechanical coupling condition are monitored in the whole course and formation and extension mechanisms of the cracks under the thermal-mechanical coupling condition are observed, analyzed and grasped through the acoustic emission monitoring system 4, the visual monitoring system 5 and the stress-deformation testing system, and the theoretic foundation and the experimental basis are provided for fracturing of the plane coal rock sheet test piece under the thermal-mechanical coupling condition.

The invention relates to a multifunctional cam teaching tool and belongs to the field of teaching appliances. The multifunctional cam mechanism teaching tool is mainly composed of a slide block, a slide rail, a slide block extending plate, a slide rail bracket, a roller driven piece, a guide rod, a sliding chute rod, a cam, a main shaft, a base, a screw knob and a clamp. The slide rail with baffles arranged at two ends thereof is provided with the slide block, and a long baffle is arranged at one side of the slide rail. The lower end of the slide rail bracket is fixedly connected to the clamp, and the clamp is sleeved on the main shaft and is wholly fixed on the base. The slide block extending plate is fixedly connected to the upper end of the slide block, and a rectangular through groove and a round through groove are formed in the slide block extending plate. A shaft sleeve is arranged at one end of the sliding chute rod and is in clearance fit with the main shaft. The cam is fixed on the main shaft through a mounting hole. The multifunctional cam mechanism teaching tool realizes integrated demonstration of most cam teaching contents, meanwhile can lighten teaching burden of a teacher and improve teaching effects efficiently as innovative functions for demonstrating an adjustable driven piece, an adjustable and readable eccentric distance, an inversion-method designed cam profile principle and the like are added, and makes up the vacancy of the existing integrated cam teaching tools.

The invention relates to a fluorescent quantitative PCR rapid detection kit for specifically detecting clostridium perfringens enterotoxin positive bacteria infection. The detection kit comprises (a) a fluorescent quantitative reaction solution; (b) clostridium perfringens exotoxin cpa positive and clostridium perfringens enterotoxin cpe positive quality control substances; and (c) a negative quality control substance, wherein the fluorescent quantitative reaction solution comprises 2 pairs of primers and one pair of probes, namely a forward primer cpa01 and a reverse primer cpa02 of clostridium perfringens exotoxin cpa and a fluorescence probe cpap, as well as a forward primer cpe01 and a reverse primer cpe02 of clostridium perfringens enterotoxin cpe and a fluorescence probe cpep. The detection kit disclosed by the invention has the advantages that positive clostridium perfringens of the enterotoxin cpe can be rapidly diagnosed; the specificity is high, the sensitivity is high, and the false positive rate is low; and moreover, the detection speed is high, and only one and a half hours are needed.

The invention discloses an emergency evacuation vehicle multi-batch scheduling decision-making method and aims to solve the multi-batch vehicle scheduling problem under emergency conditions and especially during the shortage of emergency vehicles to allow disaster-affected people to be rapidly and efficiently evacuated to designated places. A system used by the method comprises a data input module, a data calculation and processing module and a scheme outputting module and is characterized in that data input contains the inputting and storage of static data including the geographical positionsof evacuation stations and a parking lot, the shortest path between the parking lot and each station and the total quantity and capacity of emergency vehicles, and the inputting of real-time data; the data calculation and processing module generates a vehicle scheduling scheme by building a vehicle scheduling mathematical model and using a non-dominated sorting genetic-simulated annealing algorithm; the scheme outputting module reprocesses numerical values obtained by the system through calculation, converts codes into words and outputs a corresponding route scheme. The emergency evacuation vehicle multi-batch scheduling decision-making method is applicable to the field of road traffic emergency management, improves the emergency response speed and meanwhile achieves a simple, rapid and effective emergency vehicle scheduling process.

The invention discloses a method for generating a certificate Trimap diagram by using a full convolutional neural network. The method comprises the following steps: 1) carrying out data input; 2) training a full convolutional neural network model; 3) segmenting the input image using the trained model. The method mainly solves the problem that a network model is constructed through a self-established certificate photograph data set including a human head image and a shoulder area, and the network model is trained by using the data set. After the training, the network model will be able to segment the human head image including shoulder region with high accuracy. The method has the advantages of high accuracy, good noise immunity, simple use, high efficiency, high speed and the like. Compared with a conventional method, the method realizes the Trimap image segmentation processing for the certificate photo for the first time, and provides good input for matting. At the same time, the method of the invention achieves better effect in the recognition and segmentation of shoulders and clothes.

The invention discloses a preparation method for okra health-preserving vinegar. The preparation method comprises the following steps: (1), preparing okra pulp; (2), homogenizing at high pressure; (3), carrying out enzymolysis; (4), blending and sterilizing; (5), fermenting; (6), carrying out acetic fermentation; (7), filtering; (8), blending, sterilizing and filling. According to the invention, nutrition and flavor ingredients of okra are retained completely and completely extracted; meanwhile, multiple fermentation methods comprising a saccharomycetes fermentation method, a lactic acid bacteria fermentation method, an acetic acid bacteria fermentation method and other strain fermentation methods are adopted for fermentation, so that the okra health-preserving vinegar has nutrition and flavor ingredients unmatched by those of other blended vinegar; a better reference is provided for the production process of other fruit and vegetable vinegar products, the prepared health-preserving vinegar has a unique fragrant flavor, a fermentation flavor, a relatively high nutritional value and a health care effect of okra, and not only fills the blank of domestic okra health-preserving vinegar, but also provides a new ideal for development and utilization of okra.

The invention discloses a test system of biplate cascade microchannel plate photomultiplier static performance. The system comprises a light source, a constant current source, a combined optical filter box, an integrating sphere, a test camera obscura, a diaphragm, a biplate cascade microchannel plate photomultiplier, a high voltage power supply system, an anode photocurrent tester, a cathode photocurrent tester, an industrial personal computer and a measurement module. By using the system, test work of the static performance of the large area biplate cascade microchannel plate photomultiplier can be well completed, and simultaneously the high voltage power supply system of 11 paths of high voltage output is adopted so as to exert a high voltage on the two groups of biplate cascade microchannel plate photomultipliers, system pertinency is increased and a vacancy of the high voltage system of the two groups of biplate cascade microchannel plate photomultipliers in China is made up.

The invention relates to RNA (Ribonucleic Acid) interference carriers of RSV (Rice Stripe Virus) and RBSDV (Rice Black-Streaked Dwarf Virus) as well as a construction method and application thereof, belonging to the technical field of biology. The invention establishes RNA interference carriers pMCG161+ / -D and pCMBIA1301+ / -D of the RSV by using sequences shown as SEQ ID NO1. The invention provides an interference virus gene expression carrier for plant disease-resistant gene engineering as well as a construction method and application thereof and provides a new concept for the application of a transgenic technology and RNA interference in biological resistant breeding. By transplanting the carrier to rice, a virus-resistant plant is successfully acquired, the expected target of obtaining a RSV and RBSDV-resistant rice new material according to the principle of RNA interference is realized, a successful example is provided for plant resistant breeding and gene engineering of RNA interference mediums and the blank of researches on the RSV and RBSDV resistance of the RNA interference mediums in the field is made up.

The invention discloses a photovoltaic power station efficiency attenuation prediction method. The method comprises the steps that firstly, actually-measured power station operating environment parameters and output power are selected as actually-measured samples; a power station simulation platform is established, the environment parameters of the actually-measured samples are input into the simulation platform, and simulation samples under corresponding environment parameters are obtained; the power of the two sets of samples is regarded as a signal source, an actually-measured power signal and a simulated power signal are denoised, and data obtained after denoising is used for calculating power station output efficiency EFF values at corresponding moments; the obtained EFF value sequence is decomposed through an EMD method, and all the EFF values obtained after decomposition through the EMD method are stored as a historical sequence; sample points are drawn from the historical sequence and input into an efficiency attenuation prediction model, and predicted values are obtained. The method overcomes the defect that through an existing model, photovoltaic power station efficiency attenuation under different outdoor conditions is not predicted sufficiently, and the method is beneficial for market-oriented operation of a photovoltaic power station and further achievement of failure prediction and healthy management technologies of the photovoltaic power station.

The invention discloses a method and a system for acquiring the safety state of a monitored object. The method comprises the following steps: physiological parameters, state parameters and position parameters of the monitored object are acquired; and the physiological parameters, the state parameters and the position parameters are obtained, data processing is carried out on the physiological parameters, the state parameters and the position parameters, and the safety state level of the monitored object is obtained. According to the technical scheme of the invention, the safety state information of the monitored object can be obtained from data acquired by a sensor by the method and the system for acquiring the safety state of the monitored object, and a vacancy in a sensor data processing part at the top layer of an indoor home furnishing internet of things in the prior art is made up.

The embodiment of the invention provides a searching method and device. Voice data corresponding to key information are obtained by obtaining the key information input by a user, and searching results matched with the key information and the voice data corresponding to the key information are output. According to the technical scheme, the diversity of the output content can be improved when the searching results are output to the user.

The invention relates to a portable furrowing, topdressing, pressing and soil covering integral machine for cornfield, which aims at completing the work procedures of furrowing, topdressing, pressing and soil covering in one step. The operation efficiency is high. The portable furrowing, topdressing, pressing and soil covering integral machine for the cornfield comprises a topdressing device, a pressing device, a soil covering device, a transmission device, a machine frame and an earth wheel, wherein the machine frame comprises a front fork, a front fork handle, an inclined vertical rod, a pull rod and an armrest, the armrest is in a shape similar to an I shape, the topdressing device comprises a fertilizer box, a fertilizer box support frame, two sets of fertilizer discharge components and two sets of fertilizer conveying components, the fertilizer discharge components comprise fertilizer discharge shafts, regulating valves, blocking wheels, fertilizer cleaning brushes, fertilizer pulling wheels and compression springs, the fertilizer box support frame comprises four cross beams, two vertical beams, two inclined vertical arms and one front beam, the pressing device comprises a regulation plate B, pressing wheels and a pressing wheel handle, the middle point of the regulating plate B is welded on the front fork handle of the machine frame, one pressing wheel is respectively arranged at the left side and the right side of the regulating plate B, the soil covering device comprises a regulating plate C and a rake, and the rake consists of a rake handle and rake teeth.

The invention discloses an expansive soil (rock) roadbed retaining swelling-reducing structure and a construction method thereof. The roadbed retaining swelling-reducing structure comprises a lateral ditch, a lateral ditch platform, an inverted filter, a swelling-reducing water draining layer, a breast board, a plate top concrete platform and a water draining hole, wherein the lateral ditch is a U-shaped lateral ditch; the lateral ditch platform is horizontally arranged at an edge of the lateral ditch; the inverted filter, the swelling-reducing water draining layer and the breast board are vertically arranged on the lateral ditch platform and are successively arranged on the exterior of the expansive soil (rock) from inner to outer; the plate top concrete platform is horizontally poured on the swelling-reducing water draining layer, the inverted filter and the expansive soil (rock); and the swelling-reducing water draining layer is arranged as an elastic elastomer. The construction steps are as follows: constructing the lateral ditch after completing the cutting earth rock excavation and stay pile construction; constructing the lateral ditch platform and leveling the plate bottom concrete; hoisting the breast board, mounting the breast board while paving the swelling-reducing water draining layer and the inverted filter; and constructing the plate top concrete platform. The expansive soil (rock) roadbed retaining swelling-reducing structure has the advantages of water draining function, obvious swelling-reducing effect, excellent water draining effect, convenience in construction and easily controlled quality.

The invention discloses an experimental system and an experimental method capable of simulating a gear transmission non-inertial system environment, which relate to the field of aviation power transmission. The experimental system capable of simulating the gear transmission non-inertial system environment comprises a gear transmission experiment table, a linear motion platform and an electric vibration table, wherein the linear motion platform drives the gear transmission experiment table to do horizontal linear acceleration motion, so as to simulate a gear transmission linear acceleration non-inertial system environment; the electric vibration table drives the gear transmission experiment table to rotate back and forth around a horizontal shaft, so as to simulate a gear transmission pitching non-inertial system environment; and the electric vibration table drives the gear transmission experiment table to rotate back and forth around a vertical shaft, so as to simulate a gear transmission yawing non-inertial system environment. According to the experimental system and the experimental method, the dynamic experiment of a gear transmission system during basic fixation can be carriedout, the non-inertial excitation of the gear transmission system during the maneuvering flight of an aircraft can be simulated, and the vacancy of the experimental research in the aviation power transmission field considering the non-inertial system environmental conditions in China is made up.

The invention discloses a method for thermoelectric coupling analysis of a double-glass photovoltaic module. Firstly, a simplified engineering mathematic model of the photovoltaic module is obtained according to physical models such as a single diode of a photovoltaic battery, and a simulation model of the photovoltaic module is established. Secondly, a heat exchange manner of the double-glass photovoltaic module is analyzed according to structure characteristics, physical characteristics and optical characteristics of the double-glass photovoltaic module; according to an energy balance equation, a relation equation of temperature, power, convection and thermal radiation of the module is established; and a temperature physical equation of the module is obtained. Finally, a thermoelectric coupling simulation model is established in combination with the engineering mathematic model and the temperature physical equation of the module, so that the thermoelectric coupling analysis of performance of the double-glass photovoltaic module can be achieved. The method disclosed by the invention makes up deficiency of existing models in consideration of temperature influences generated during performance research of the double-glass module, effectively makes up vacancy in the field, facilitates the performance research of the double-glass photovoltaic assembly and also facilitates further marketization of the double-glass photovoltaic module.

The invention particularly relates to a method for automated testing of NVDIMM data protection stability. The method has the advantages that the method is innovative, highly practical and convenient to operate, and is capable of testing NVDIMM data protection stability effectively through data backup and recovery, so that the gap of automated NVDIMM testing methods is filled, and stability and safety of server products are guaranteed.

The invention relates to a five-axis numerical control machine tool planar processing process ball-end cutter and workpiece contact area semi-analytic modeling method and belongs to the processing field of a five-axis numerical control machine tool. The method comprises steps that firstly, according to monotone distribution characteristics of a ball-end cutter along the axis direction, a ball-endcutter and workpiece contact area boundary three-dimensional solution problem is converted into a boundary two-dimensional solution problem of the contact area perpendicular to a cutter axis plane projection; secondly, through geometric derivation, a solution problem of the ball-end cutter and workpiece contact area boundary in an Xm-Ym plane projection equation is converted into a solution problem of the boundary in a projection equation of an X-Y plane; and lastly, through a semi-analytic modeling method, the projection equation of the ball-end cutter and workpiece contact area boundary in the Xm-Ym plane is acquired. The method is advantaged in that the ball-end cutter and workpiece contact area under a front inclination angle alpha and a side inclination angle beta can be precisely andefficiently constructed, vacancy of the ball-end cutter and workpiece contact area boundary identification method in the processing process on the five-axis numerical control machine tool at home andabroad can be made up, and relatively high engineering application values are realized.

The invention discloses a code library design method for rapid whole network code traceability detection, and the method comprises the steps: carrying out the efficient storage of a Git object in a Git open source project used in a whole network through project discovery, data extraction, data storage, code information mapping construction and data updating processes, thereby obtaining a code library, and achieving the efficient updating of the code library; adopting a storage mode of carrying out classified and partitioned storage according to Git objects; constructing relational mapping from the code file to code file information, and quickly retrieving whole network information of the code file; and adopting an efficient updating mode for the constructed super-large-scale code library, proposing a customized git feed protocol based on a Libgit2 function library, and efficiently obtaining newly-added Git object data of the remote warehouse by taking the constructed super-large-scale code library as a rear end. The code library generated by the method can be periodically and efficiently updated, and supports quick whole-network traceability detection of codes on file granularity, and the detection efficiency is high.

The invention relates to the technical field of photovoltaic modules, and discloses a welding method and welding equipment for busbars on an imbricate component. The welding method sequentially comprises the following steps of manufacturing busbars of different specifications; bending the manufactured busbars; grabbing and moving the busbars to a welding head; conveying the busbars to the position where the busbars are welded; and welding busbars of different specifications, wherein the busbars formed by bending comprise L-shaped, U-shaped and linear busbars. When the busbars are welded, the lap joints of the linear busbars, the L-shaped busbars and the U-shaped busbars are welded together, and then the busbars with the lap joints welded are integrally welded to the imbricate component. According to the welding method and the welding equipment, the whole process of manufacturing, bending, conveying and welding the busbars required on the whole battery string is realized, the problems of low welding efficiency and lower welding qualification rate of manual welding are solved, and meanwhile, the market vacancy is made up.

The invention relates to the related field of bearings, and discloses a bearing rotation degree qualified rate automatic detection device which comprises a main box body, a main transmission cavity isformed in the main box body, and the left end wall of the main transmission cavity is communicated with a bearing detection cavity which penetrates through the front end face and the rear end face ofthe main box body and is provided with a leftward opening.The lower end wall of the bearing detection cavity communicates with a bearing transmission cavity; a knocking cavity communicates with the tail end of the upper side of the right end wall of the bearing detection cavity; the screening mechanism is driven by the motor to complete screening of the bearing rotation qualification degree, thetime is saved, the efficiency is high, the vacancy of a bearing inspection method is made up, bearings rotating abnormally can be screened continuously only by placing the bearings on buckles of a transmission belt, According to the bearing detection device, the labor cost is greatly reduced, errors caused by a manual detection mode are reduced, the percent of pass of the bearing when the bearingleaves a factory is increased, and the accident rate caused by the fact that the bearing cannot rotate normally in the application range of the bearing is reduced.

According to the invention, terpene synthase (TPS) gene is obtained through PCR and RACE technologies and sequence is as shown in SEQ ID NO.15. Sequences as shown in SEQ ID NO. 23 and SEQ ID NO.26 are respectively selected as a forward fragment and a reverse fragment to construct a RNA interference vector Part27-TPS-RNAi for reducing content of eucalyptus allelochemicals. The vector is transferred into eucalyptus so as to successfully obtain a plant with low content of allelochemicals. The invention relates to gene engineering for reducing content of eucalyptus allelochemicals and provides an important allelochemical synthase gene, the RNA interference expression vector and its application. Thus, a new idea is provided for applying RNA interference and transgenic technology to forest tree molecular breeding. The expected goal of obtaining a new eucalyptus material with low content of allelochemicals by the RNA interference principle is achieved; successful living examples are provided for the RNA interference-mediated eucalyptus molecular breeding and gene engineering; and the blank of RNA interference-mediated allelochemicals reduction in the field of study is filled.

The invention provides a method for performing an NVDIMM function test under a shell and relates to the field of computer server technology. The method comprises the steps that an NVDIMMtest.efi tool is placed in a USB flash disk, and the USB flash disk is connected with a to-be-tested server; the server is powered on and started up to enter the shell, and the position of the test tool in the USB flash disk is found; and NVDIMMtest.efi is run, and multiple tests can be performed through options. The data protection function of an NVDIMM can be verified easily and effectively, and the security and stability of the server can be guaranteed.

The invention provides a temperature control pressure control sample stage and a temperature and pressure control system. The temperature control and pressure control sample stage in the temperature and pressure control system comprises a pressure cover, a heat conductor and a microscope stage, a sample groove is arranged on the top of the heat conductor, a temperature sensor and a heating resistor are distributed at the bottom of the sample groove from top to bottom, a pipeline for conveying a cold medium is arranged in the heat conductor, the pipeline is arranged around the sample groove, and the pressure cover is buckled on the sample groove to provide a high pressure for the sample groove. The temperature control system includes a cold source, a high-pressure spring hose connected to the pressure cover, and a controller, two ends of the pipeline are respectively connected with a cold source and a cold medium pump, and the controller is connected with the temperature sensor, the cold medium pump and the heating resistor; and one end of the high-pressure spring hose is divided into four branches, one of the branches is connected with a vacuum pump for pumping out a gas in the pressure cover, one of the branches is connected with a high-pressure gas source for injecting a gas into the pressure cover, one of the branches is connected to with a stop valve, and the remaining oneis connected with a back pressure valve for making the gas pressure of the pressure cover smaller than a preset value for the back pressure valve.

The invention provides a hemoglobin detection method and a hemoglobin detection kit. When the concentration of hemoglobin in a sample reaches certain amount, a HOOK effect is formed, and is enhanced along with the continuous increasing of the concentration, and a reverse inhibition effect is formed, and is regularly enhanced within certain range; by studying a hook-shaped area of the HOOK effect of a hemoglobin double-antibody sandwich, the sample thinning is optimized, and the difficult point of failure to directly detect due to HOOK effect in the immunochromatography technique is innovatively broken through, so as to accurately and quickly detect the content of the hemoglobin, fill the blank in the field, and facilitate the site detection and family detection. The detection method has the advantage that by adopting the method of further thinning and cracking a blood sample, the content of the hemoglobin within the obtainable range of a human body is well controlled to present a good dose curve rule in the HOOK effect area.

The embodiment of the invention provides a network function service authorization method and device, and the method comprises the steps that a first network storage function network element NRF receives a first token request, and the first token request comprises the identification of a service provider network function NF_P; the first NRF determines a target network storage function network element NRF registered by each service provider NF_P according to the identifier; if a second network storage function NRF exists in the target NRF, a second token request is sent to the second NRF; the second NRF generates a token according to the second token request and returns the token to the first NRF; and after the first NRF receives the token sent by the second NRF, the generated and / or received token are sent to a token requester. According to the technical scheme, the authorization problem under the condition that multiple NRF scenes exist in the same public land network PLMN can be solved.

The invention discloses DBS validity detection equipment based on a myoelectricity marker, and belongs to the technical field of data processing. Through a surface electromyogram analysis technology,tremor coefficients, rigidity coefficients and movement coefficients with myoelectricity as the core are innovatively put forward, the symptom improvement condition of a patient after DBS operative treatment can be objectively evaluated, the defect in validity judgment DBS treatment operation is overcome, a solid myoelectricity basis is laid for setting up a mechanism for treating Parkinson's diseases through DBS operation, the development of the portable equipment can improve the precision of the DBS operative treatment for the Parkinson's diseases, the conversion of clinical achievements ispromoted, and the blank of clinical markets is filled up.

The invention relates to the technical field of traditional Chinese medicine formula granule detection. The invention discloses a method for identifying a base source of trichosanthes kirilowii maximformula granules. According to the method, a methanol-0. 1% formic acid aqueous solution is used as a mobile phase; gradient elution is combined with liquid chromatogram analysis detected by an ultraviolet fluorescence detector to obtain a specific chromatogram of the trichosanthes kirilowii maxim formula granules. Taking a vanillic acid chromatographic peak of a No.5 chromatographic peak as a reference peak; according to the method, the base source of the trichosanthes kirilowii maxim formula granules can be judged according to the ratio of the chromatographic peak 3 to the chromatographic peak 4, the operation is simple, convenient and efficient, the vacancy in the technical field of recognition of the base source of the trichosanthes kirilowii maxim formula granules is made up, and themethod can be used as a special recognition method for the trichosanthes kirilowii maxim formula granules or bilateral trichosanthes kirilowii maxim formula granules.

The invention relates to a teaching apparatus, in particular to a basic skill training apparatus for thread knowledge. The basic skill training table for the thread knowledge comprises a bed plate and a bed frame. A plurality of threaded holes in different specifications are machined in the surface of the bed plate which can be connected on the bed frame in a turnover way. The threaded holes in different specifications, machined in a steel plate, can be used to train students to select corresponding bolts. In other spare time, the threaded holes can be further used for the students to drill and train threaded hole machining skill by using an electric hand drill. Meanwhile, the students can perform bolt twisting torque experiments on existed threaded holes and twist off bolts, and then perform skill training of taking out broken bolt. The basic skill training table for thread knowledge, provided by the invention, is simple in structure, saves the materials and is convenient to prepare. The basic skill training table for the thread knowledge is convenient for teaching and remedies the blank of the basic skill training apparatus for the thread knowledge.

The invention discloses a leaky-wave antenna for feeding of a quasi-surface plasma polariton transmission line. The leaky-wave antenna comprises a dielectric plate, a connection structure, grounding structures, a transmission line and an annular antenna array, wherein the connection structure comprises two member pieces which are symmetrically arranged at two ends of the dielectric plate, the grounding structures are arranged on the two structural members in the connection structure and penetrate through the dielectric plates at corresponding positions, two ends of the transmission line are respectively connected with two metal layers containing groove lines in the connection structure and are arranged on a first surface of the dielectric plate, and the annular antenna array is formed by periodically arranging a plurality of metal rings and are maintained with the transmission line at interval.