604results about How to "Ensure comprehensiveness" patented technology

The invention provides a method for generating a measurement index of thesis innovation quality based on a big language model, and relates to the technical field of thesis innovation quality measurement, and the method comprises the steps: firstly obtaining to-be-tested thesis data; the to-be-tested paper data is input into a preset science and technology paper innovation quality measurement model, the science and technology paper innovation quality measurement model comprises a novelty measurement module, a usefulness score calculation module and a measurement index calculation module, and the novelty measurement module carries out keyword extraction on the to-be-tested paper data through a constructed large language model; calculating to obtain a novelty score according to the keyword; the usefulness score calculation module calculates a usefulness score according to the to-be-tested paper data; and inputting the novelty score and the usefulness score into a measurement index calculation module, wherein a measurement index is used for measuring the innovation quality of the to-be-measured paper. According to the method, the distinction degree of innovative measurement of the paper is effectively improved, the comprehensiveness of prediction dimensions is ensured, measurement index generation is performed on the paper from an objective angle, and the reliability of a measurement result is ensured.

The invention discloses a concrete strength detection device for road and bridge construction, and belongs to the technical field of concrete strength detection.The concrete strength detection device comprises a main body frame assembly, a self-centering transmission structure, a strength detection assembly, a pressing position adjusting mechanism and a centering adjusting structure, and the self-centering transmission structure is arranged on the side face of the main body frame assembly. By arranging the self-centering transmission structure, the strength detection assembly and the centering adjustment structure, centering of concrete samples with different sizes and different shapes is automatically completed in the process of carrying out compression resistance detection on the concrete samples, and it is ensured that the centers of the samples are aligned with the center of the rotating block; therefore, the accuracy and the reliability of a concrete sample detection result are greatly improved, and the problems that an existing concrete strength detection device cannot complete self-centering of a concrete sample, manual operation is still needed, alignment of the center position of a cubic sample and the center position of an extrusion plate cannot be guaranteed, and the accuracy and the reliability of the detection result are influenced are effectively solved. And the accuracy and the reliability of a detection result are influenced.

The invention discloses a base station site selection method, an electronic device, a storage medium and a computer program product, and relates to the technical field of wireless communication, in the application, a target area is divided into candidate grid areas, so that the granularity of site selection is refined. Meanwhile, according to the corresponding grid fusion features of the candidate grid areas, the area site selection fitness of the grids is determined, the area site selection fitness is used as a basis for subsequently determining a target grid area, and finally, the position of a target base station is determined from the target grid area to complete site selection. It can be understood that compared with a related technical scheme for determining the position of the base station according to individual dimensions, the method can generate the site selection basis of the base station based on the fusion data (namely the fusion result of the grids in all aspects) of the grids, greatly enriches the reference basis of the site selection of the base station, guarantees the comprehensiveness of the site selection basis of the base station, and improves the site selection accuracy of the base station. Therefore, the optimal base station position can be selected as much as possible.

The invention relates to the field of cabinet state identification, in particular to a method for identifying equipment state information in a cabinet, a storage medium and equipment. Comprising the following steps: determining an initial clustering radius R1; the center position coordinates of the observation window are used as iteration coordinates of the mass center, R1 is used as the clustering radius, a clustering algorithm is used for clustering the center position coordinates corresponding to the display parts, and a plurality of ethnic groups are generated; and controlling an acquisition camera in the automatic inspection terminal to sequentially move to the position coordinate of the mass center corresponding to each group to acquire the state information of the equipment in the cabinet. According to the invention, R1 is determined through the distance between the cabinet door and the state display panel in the cabinet and the field angle of the camera, and then clustering is carried out by taking the center position coordinates of each observation window as the selection coordinates of the mass center of the clustering group. In this way, it can be ensured that each cluster obtained through clustering can fall within the image collection range of the collection camera, and therefore the comprehensiveness of image collection is ensured.

The invention discloses an inductive process mining method and system based on local structure optimization. The method comprises the following steps: acquiring an event log executed by an actual business process; mining an original process tree model from the event log, searching and identifying an inaccurate structure in the original process tree model, and extracting a corresponding sub-log; iteratively optimizing the inaccurate structure in the sub-log to obtain a new sub-structure set; the new substructure set is combined by a Cartesian product to obtain a new substructure combination, a new substructure in the new substructure combination replaces a corresponding inaccurate structure in the original process tree model to obtain a result process tree model, the result process tree model is converted into a Petri net model, quality indexes fit and precision of the model are evaluated, a comprehensive quality index F-measure is calculated, and a final process tree model is obtained. And finally, selecting a Petri net model with the highest F-measure as output. According to the method, the model mining efficiency is improved, possible losses are reduced, and it is guaranteed that the high-quality structure is not affected while the inaccurate structure in the process model is improved.

The invention provides an Internet of Vehicles vulnerability knowledge graph updating method based on a cloud platform, and the method comprises the steps: monitoring vulnerability updating information, carrying out the popularity analysis, screening out the information with high popularity based on a popularity threshold value, and extracting potential entities from the information; expanding the potential entity; and updating the knowledge graph based on the potential entities. According to the method, the dispersed vulnerability information is integrated in a manner of establishing the knowledge graph, so that the problem of information fragmentation is eliminated, network security managers can understand and utilize the vulnerability information more quickly and accurately, and the efficiency of coping with vulnerabilities is improved. On the basis, in order to ensure the real-time performance and accuracy of the Internet of Vehicles vulnerability information knowledge graph, a plurality of data sources are further monitored in real time through technologies such as machine learning and data mining, and potential entities needing to be updated are screened out for updating the knowledge graph in real time.

The invention discloses a communication engineering safety management evaluation method, which comprises the following steps of: designing a communication engineering safety management questionnaire survey table, collecting real-time data through a field automatic monitoring system, and cleaning the real-time data; determining evaluation factors according to the questionnaire data and the monitoring data, and constructing a fuzzy evaluation matrix; weight vectors of the evaluation factors are determined, and the contribution degree of each evaluation factor to the safety management condition is calculated through a fuzzy comprehensive evaluation method; establishing a communication engineering safety management knowledge graph by using historical safety accident cases, and identifying key influence factors; determining the contribution degree of a correction factor to the safety management condition by using the key influence factor, and correcting the contribution degree; and performing communication engineering safety evaluation by using the contribution degree of the corrected evaluation factor. According to the method, the questionnaire data and the monitoring data are combined, the fuzzy evaluation matrix is constructed, the knowledge graph is constructed in combination with the historical safety accident cases, the key influence factors are identified, and the correction factors are determined, so that the pertinence and practicability of the evaluation result are improved.

The invention discloses a turnover device for carton conveying, and relates to the field of carton material conveying, the turnover device comprises a conveying line frame body and a plurality of first conveying rollers which are rotationally assembled in the conveying line frame body and are linearly distributed at equal intervals, and the first conveying rollers are in transmission assembly through transmission chain wheels and transmission wheels; a plurality of first conveying rollers are arranged on the conveying line frame body, a partition space is formed between the first conveying rollers, and a turnover unit is installed in the partition space, so that the turnover unit on the conveying line frame body can achieve the turnover effect on a conveyed box body, and therefore a worker can conveniently conduct all-around appearance detection treatment on the outer surface of the box body; detection dead angles on the outer surface of the box body can be effectively avoided, the comprehensiveness of box body detection is ensured, the buffer unit can be started through the trigger unit in the operation process of the turnover unit, the buffer unit is used for limiting other box bodies, accumulation of a plurality of box bodies can be avoided, and the working load of the turnover unit is reduced.

The invention provides a question and answer interaction virtual case development method for nurse inquiry training, which comprises an original case history module for constructing a virtual case text development framework based on a functional health form, a nursing inquiry teaching status and clinical nursing evaluation, and establishing an original case history; the initial response text module is used for determining the development sequence and inquiry elements of each unit, and constructing an initial response text with the guidance of cultivating clinical thinking ability, nursing science professional attainment and humanistic attainment; and the final response text module is used for constructing a final response text through the subject term and the subject term combination rule based on the initial response text. According to the method, all units of the virtual case text development framework are covered, and content comprehensiveness is guaranteed; an initial response text system is designed for cultivating clinical thinking ability, nursing science professional accomplishment and humanistic accomplishment, and educational guidance is achieved; on the basis of establishing a subject term library and designing a subject term combination rule, a response text is perfected, so that the response accuracy of the virtual patient is ensured.

The invention provides a cracking-resistant environment-friendly plastic woven bag detection device, and relates to the technical field of environment-friendly plastic woven bag production monitoring. The cracking-resistant environment-friendly plastic woven bag detection device comprises a detection table, a set of first sliding grooves are formed in the top of the detection table, and a sliding seat is slidably connected into each first sliding groove. According to the cracking-resistant environment-friendly plastic woven bag detection device, stretching detection is conducted on a woven bag by controlling two connecting plates to be far away from each other, the pulling force on the woven bag is recorded through an arranged pulling force sensor, pressure bearing monitoring is conducted on the woven bag through downward sliding of a pressure plate in the first detection mechanism, and the detection accuracy of the woven bag is improved. The bottom of the friction plate makes contact with the bottom of the woven bag, the friction plate is driven to slide left and right in a reciprocating mode under the action of the driving mechanism, abrasion resistance detection is carried out on the woven bag, the woven bag is detected in multiple detection modes, possible defects are effectively detected, and detection comprehensiveness is guaranteed.

The invention relates to the field of video inspection, in particular to an active video inspection system based on Internet of Things driving, which comprises a current analysis module, an image input module, an image input detection module, an image output detection module and an audio detection module. According to the method, the current of the conference room equipment is monitored, abnormal equipment is found in time, rapid fault diagnosis is achieved, the effectiveness of the video stream is effectively judged by obtaining and processing the video stream and analyzing the grayscale image, it is ensured that the input picture is always in an available state, the blank screen phenomenon and picture distortion are avoided, and the user experience is improved. The image output detection module verifies the display effect, ensures the accuracy of an output picture and determines an abnormal area when the output picture is abnormal, the audio detection module plays a test audio and collects feedback, the sound receiving effect of a microphone is effectively evaluated, the conference room equipment is automatically and actively inspected, the equipment state is continuously monitored and evaluated, and the sound receiving efficiency is improved. Potential faults can be found and prevented in time, and the sudden fault risk of equipment is remarkably reduced.

The utility model relates to the technical field of emulsifying devices, and discloses a collagen emulsifying device which comprises an emulsifying barrel, a barrel cover is mounted at the top of the emulsifying barrel, a stirring shaft is rotatably mounted on the barrel cover through a bearing embedded in the middle of the top of the barrel cover, and a stirring shaft is mounted on the stirring shaft. Stirring pieces are mounted at the bottom end and the outer wall surface of the stirring shaft, and an ultrasonic driving assembly is arranged at the top end of the stirring shaft. According to the collagen emulsifying device, the vibrating rod is in an ultrasonic vibration state, ultrasonic waves can generate violent vibration at the molecular level, the activity of emulsifier molecules can be improved, the emulsifier molecules can interact with grease molecules and water molecules more easily, the emulsifying effect is improved, meanwhile, the ultrasonic waves can generate tiny bubbles and cavities, and the emulsifying effect is improved. The tiny bubbles and cavities can increase the area of an emulsification interface, so that grease and water are easier to mix and emulsify, and the emulsification efficiency is improved.

According to the motor protector and the control method thereof, the motor fault knowledge base is constructed through the knowledge graph, and data reference is provided for prediction and optimization of the neural network model. And constructing multiple classes of neural networks to evaluate and predict different types of faults of the motor, multiplying probability values of the same fault class output by the classification neural networks by corresponding weight coefficients, adding the probability values to obtain fused fault class probability values, and selecting the fault class with the maximum probability value as a prediction result. And the advantages of various neural networks in processing different types of data are fully utilized. And comprehensiveness and accuracy of fault diagnosis and protection of the motor are ensured by integrating the accuracy of the knowledge graph database and the capability of the neural network for processing high-dimensional complex data. And a self-adaptive control strategy instruction is generated based on the fusion analysis diagnosis result, the operation of the motor is controlled, the effect after the control instruction is executed is monitored in real time, and the flexibility and effectiveness of the execution strategy are ensured.

The invention discloses an index construction method and system for multi-modal medical and health data, and relates to the technical field of medical and health, and the method comprises the steps: obtaining the multi-modal medical and health data containing at least one diagnosis and treatment activity of a single patient; performing semantic alignment in the multi-modal medical and health data of the single diagnosis and treatment activity, and after semantic alignment, based on medical domain knowledge, performing semantic association among different modalities of medical and health data of the multi-modal medical and health data of the single diagnosis and treatment activity to obtain a single diagnosis and treatment activity association map; based on medical field knowledge, setting a label for the single-time diagnosis and treatment activity association map, constructing a plurality of first-level indexes of the single-time diagnosis and treatment activity association map based on the label, and vectorizing the plurality of first-level indexes to obtain a plurality of first-level index vectors; a plurality of primary index vectors are stored in a vector label library, and a single diagnosis and treatment activity association map is stored in a map library, so that the constructed index can realize cross-modal data query.

The invention provides a fault recording method and a fault recording system, and relates to the technical field of battery management, and the method comprises the steps: obtaining single state parameters and total state parameters of a plurality of energy storage modules; according to the single state parameters and the total state parameters of the plurality of energy storage modules, recording data of the battery management system is generated and stored in a data storage area of a first memory; storing the read recording data to a first buffer area in a first memory; if the target fault level meets a preset fault triggering condition, storing the recording data to a second buffer area in the first memory; reading historical recording data of the battery management system in a preset historical time period from the first buffer area as second fault recording data; and storing the first fault recording data, the second fault recording data and the fault triggering time in the second buffer area into a second memory. According to the invention, fault recording of the battery management system can be realized, corresponding recording data can be stored, and a data basis is provided for fault tracing.

The invention relates to the technical field of engineering detection, in particular to an unmanned aerial vehicle photovoltaic station geological settlement dangerous case rapid detection method and system. An unmanned aerial vehicle is used for periodically collecting and processing image data of a photovoltaic station area along an air route to obtain digital elevation models at different times; and comparing the digital elevation models at different times to analyze the settlement condition of the photovoltaic station area. By adopting the unmanned aerial vehicle photography technology, the whole-area monitoring of the photovoltaic station can be realized, the real situation of the ground feature and landform of the subsidence area can be clearly and intuitively reflected, the comprehensiveness of ground subsidence monitoring can be ensured, and the aerial photography efficiency, the modeling speed and the modeling precision are greatly improved; the problems that a traditional subsidence monitoring method is high in cost, low in efficiency and low in precision are solved.

The invention relates to the technical field of food additives, in particular to a food additive production heating device which comprises a supporting base. The processing box is arranged on the outer side of the supporting seat, a heating cavity is formed in the inner side of the processing box, and a heat preservation cavity surrounding the outer side of the heating cavity is further formed; the cyclic heating unit is connected with the supporting seat and is connected with the processing box; the automatic lifting unit is arranged between the processing box and the supporting seat and is connected with the cyclic heating unit; wherein the cyclic heating unit comprises an air blowing type stirring assembly, an air guide heating assembly, a synchronous air conveying assembly and a push-pull type supporting assembly, the cyclic heating unit is arranged and matched with the automatic lifting unit, additives on the inner side of the heating cavity can be longitudinally stirred in a reciprocating mode, stirring comprehensiveness is guaranteed, and the stirring efficiency is improved. And the additive can be heated from inside and outside at the same time, so that the additive is heated uniformly, the heating efficiency is ensured, and the production efficiency is improved.

The utility model provides a hydrogen leakage alarm device for a hydrogen storage cylinder, which comprises a bottom frame, two bearing tables mounted on the bottom frame, a plurality of gas storage cylinders placed on the two bearing tables, a monitoring box covering the bottom frame and the gas storage cylinders, and a cover plate connected to the bottom frame and used for sealing the monitoring box, the hydrogen leakage alarm device comprises a monitoring box, a cover plate arranged on the monitoring box, a sealing assembly and a positioning assembly arranged on the monitoring box and the cover plate, a leakage alarm assembly installed in the monitoring box, and a guide assembly arranged on the monitoring box and the bottom frame. And by arranging the leakage alarm assembly, the comprehensiveness of monitoring air in the monitoring box is guaranteed, hydrogen leakage can be rapidly monitored when any position of a plurality of gas storage bottles has hydrogen leakage, an alarm is given out, and timely alarm is guaranteed, so that the processing speed of workers is effectively increased, and potential safety hazards are reduced.

The invention relates to the technical field of concrete detection, in particular to a concrete water seepage prevention detection device which comprises a supporting shell and trundles. The controllable covering and spraying unit is connected with the supporting shell; the adsorption type supporting unit is connected with the supporting shell, and the adsorption type supporting unit is connected with the controllable covering spraying unit; wherein the controllable covering spraying unit comprises an adjustable spraying assembly, a synchronous variable recycling assembly, a driving type liquid conveying assembly and an induction type transmission control assembly, by arranging the controllable covering spraying unit, the spraying range can be accurately controlled, waste liquid can be synchronously recycled, the detection effect is guaranteed, and the detection efficiency is improved. The device is simple in structure and convenient to use, resource waste can be reduced, meanwhile, stable connection between the device and the outer wall can be guaranteed, the device is fixed, the stability of the device in use is greatly improved, and the reliability of a detection result is guaranteed.

The invention provides an automatic credit business processing method and system based on a large language model, and belongs to the technical field of financial information. When determining that the change condition of the user credit granting risk in the target period meets the requirement, determining position distribution data of the credit granting application user on the basis of an analysis result of the credit granting application information of the credit granting application user, determining suspected fraud users in the credit granting application users by combining analysis results of the credit granting application information of different credit granting application users, and vectorizing all credit granting application data of the suspected fraud users in the credit granting application process; and in combination with the vectorization processing result of the credit granting application information of the suspected fraudulent user, the credit report is automatically generated by utilizing the large language model, so that the efficiency of generating and processing the credit report is improved.

The embodiment of the invention discloses a transformer fault diagnosis method and device, equipment and a storage medium. The method comprises the following steps: constructing a simulation model of a transformer; collecting simulation operation data of the simulation model under different working conditions; taking the simulation operation data as a training sample, training a preset prediction model according to the training sample, and obtaining a transformer fault prediction model; and acquiring actual operation parameters of the transformer, and inputting the actual operation parameters into the transformer fault prediction model to obtain a fault type corresponding to the actual operation parameters output by the transformer fault prediction model. The simulation operation data generated through the simulation model is used for training the transformer fault prediction model so as to ensure the comprehensiveness of the training data; secondly, the actual operation data are input into the transformer fault prediction model for prediction, potential fault signs and fault possibility of the transformer can be identified, and maintenance and protection measures can be taken in advance, so that the fault time and the downtime of the transformer are reduced.

The present invention relates to the field of natural gas technology, and specifically to a quick auxiliary cleaning device for an industrial natural gas storage tank, comprising: a supporting base plate; casters, the casters are symmetrically arranged at the bottoms of both ends of the supporting base plate and are rotatably connected to the supporting base plate; a water tank; a clamping surround unit, the clamping surround unit is fixedly connected to the wall of the water tank and symmetrically arranged on both sides of the tank body; a reciprocating cleaning unit, the reciprocating cleaning unit is arranged between the water tank and the tank body and is connected to the water tank; wherein the reciprocating cleaning unit comprises: a self-adjusting water delivery component, a multi-element cleaning component and a position control component, by arranging the reciprocating cleaning unit and cooperating with the clamping surround unit, automatic cleaning of the tank surface can be completed, and the device can be applied to tanks of different sizes, and the tank body does not need to be moved during the entire cleaning process, thereby ensuring the cleaning efficiency of the storage tank and reducing labor consumption.

The invention provides an embankment anti-seepage treatment method based on water conservancy construction, and relates to the field of water conservancy projects, and the method comprises the following steps: A, excavating at an embankment position needing to be implemented according to a construction drawing to form an embankment foundation, constructing on the embankment foundation to form anti-seepage geotechnical cloth, and compacting the anti-seepage geotechnical cloth; b, an anti-seepage panel is constructed on the anti-seepage geotechnical cloth, and the anti-seepage panel is compacted; c, paving a cushion layer and a transition layer on the anti-seepage panel according to construction requirements; d, burying different intelligent sensors at different parts of the constructed dike, and constructing a real-time monitoring network; and E, transmitting the data acquired by the sensor to a remote monitoring platform through the Internet of Things technology, and analyzing and processing the data. A traditional water conservancy construction dike anti-seepage method is improved, a physical anti-seepage structure and an intelligent monitoring technology are combined, leakage problem early warning can be timely and accurately carried out, effective repairing measures are rapidly taken after early warning, and the dike anti-seepage treatment performance is greatly improved.

The invention relates to the technical field of bearing seat cooling, and particularly discloses a continuous casting machine straightening roll bearing seat cooling device and method.The continuous casting machine straightening roll bearing seat cooling device comprises a surrounding bin arranged outside a bearing seat body, and an arc-shaped inner rack is installed at one end of the top of the surrounding bin; an arc-shaped sliding groove is reserved in the top of the arc-shaped inner rack, a sliding block is arranged in the arc-shaped sliding groove, a first mounting plate is mounted at the top of the sliding block, and a second mounting plate is mounted at the end, close to the surrounding bin, of the first mounting plate. The surrounding bin, the spray heads and the like are additionally arranged on the periphery of the bearing seat body, cold water can be stably sprayed to the bearing seat body through the spray heads for cooling, the cold water is prevented from splashing all around, and therefore the stable cooling effect is ensured, the workload of workers is reduced, meanwhile, the bearing seat body of an existing model can be transformed and used in cooperation, and the production efficiency is improved. And the structural strength of the bearing seat main body in use is not influenced.

The invention belongs to the technical field of food science and modern medicine, and particularly relates to a digitized design method and application of meridian prescription component food and medicine homologous substance substitution based on decoction meridian method medicine property combinatorial analysis. According to the invention, a decoction method is taken as a theoretical core, a food-medicine homology database is established, and new traditional Chinese medicine prescriptions are accurately matched with classical prescriptions. On one hand, the candidate components are screened out from the established food and medicine homology database, so that the comprehensiveness of the candidate components is ensured; on the other hand, on the basis of channel tropism, tonifying and reducing of five internal organs and drug properties of medicinal information, substitute raw materials needing to be replaced are screened, and prescription compatibility is carried out; and finally, the grades of the raw materials are investigated again for priority matching, and the efficacy of each medicine in the prescription is fully considered, so that the optimal matching of non-edible-medicine homologous components and edible-medicine homologous components of the traditional Chinese medicine meridian prescription to be identified is realized. Moreover, the method can be realized by intelligent terminal equipment, is simple, convenient and quick to operate, has good accuracy, and has a wide market application prospect.

The utility model belongs to the field of civil air defense door production, and discloses a door face grinding device which comprises a table assembly used for supporting and clamping a civil air defense door to be erected and further comprises a translation assembly installed on the table assembly and used for reciprocating motion, and a grinding assembly used for conducting continuous strip-shaped grinding on the two faces of the civil air defense door at the same time is installed on the translation assembly. The translation assembly comprises two first supports which are symmetrically arranged front and back, a lead screw is installed between the first supports, a first motor is arranged at one end of the lead screw, and a movable frame is installed between the lead screw; the grinding assembly comprises two second supports which are symmetrically arranged front and back. According to the door face coping device, through the arrangement of continuous strip-shaped coping, the door face coping effect is guaranteed, and the door face coping speed is increased; by means of the arrangement that the two faces of the civil air defense door are ground at the same time, the stress uniformity is guaranteed; and through the arrangement of pneumatic alternate clamping of the two ends, the comprehensiveness of door face grinding is guaranteed.

The invention provides a bovine viral diarrhea virus loop-mediated isothermal amplification primer group and application thereof, and relates to the technical field of biological detection, and the bovine viral diarrhea virus loop-mediated isothermal amplification primer group comprises an outer primer F3, an outer primer B3, an inner primer FIP, an inner primer BIP, a loop primer LF and a loop primer LB. The specificity and the detection comprehensiveness of the kit on bovine viral diarrhea virus gene amplification are ensured; the primer group can realize rapid detection of the bovine viral diarrhea virus loop-mediated isothermal amplification primer group, the detection sensitivity is higher than that of common PCR, and the result is judged through an amplification curve and a Tt value. And judging the result through a product fluorescence reaction according to conditions. The formed kit has the advantages of simplicity in operation, high specificity, no need of special equipment, low cost and easiness in result judgment, and is suitable for on-site rapid detection, clinical diagnosis of grassroots veterinarians or monitoring of epidemic diseases. The technical problem that in the prior art, the LAMP technology is lacked for rapidly and accurately detecting or identifying the bovine viral diarrhea virus is solved.

The utility model relates to the technical field of desulfurization, and discloses a multi-tube type high-efficiency desulfurization device, which comprises a bottom bin, a desulfurization part and a discharge bin, the desulfurization part is formed by vertically stacking and fixing a plurality of desulfurization components together, the lowest desulfurization component is fixed at an opening at the top of the bottom bin, and the discharge bin is fixed at the bottom of the bottom bin. And the discharge bin is fixedly mounted at an opening in the top of the uppermost desulfurization assembly. According to the multi-pipe type efficient desulfurization device, as the mounting shaft is in a reciprocating forward and reverse state, the spraying pipe can be driven to rotate clockwise and then rotate anticlockwise to reset, so that the atomizing nozzle is in a small-angle swinging state, and spraying corners and dead angles existing when the atomizing nozzle is in a fixed state can be supplemented in the moving process of the atomizing nozzle; the atomizing nozzle is free of corners and dead corners during spraying, sufficient and uniform contact between flue gas and lime emulsion is guaranteed, and the desulfurization effect on the flue gas is improved.

The invention relates to a device and method for collecting root exudates in the initial stage of plant growth, and belongs to the technical field of collection of root exudates, the device comprises a square vessel, a central incubator and a seed container which are in lap joint together, and a liquid injection pipe is further integrally formed on the side wall of the central incubator. In the operation process, different appropriate culture modes can be adopted for different growth stages of the plant from the seed germination stage, influences of various interference factors such as culture conditions and operation methods in the root exudate collection process are avoided, and meanwhile the function of observing the growth state of the plant root system is achieved. Plant root exudates at different parts in different stages can be collected, and comprehensiveness, accuracy and matching of collection of the root exudates in the initial growth stage of plants are guaranteed. And meanwhile, the device is designed into a simple detachable structure and has the characteristics of high operability and convenience in disassembly and maintenance.

The utility model relates to the technical field of agriculture, in particular to an auxiliary pollination device in an agricultural greenhouse, which comprises a slide rail, an adaptive electric slider sleeved on the outer wall of the slide rail, a first adjusting plate fixedly connected to the bottom of the electric slider, a second adjusting plate connected to one side wall of the first adjusting plate, and a movable plate connected to one side wall of the second adjusting plate. The lower side of the outer wall of the movable plate is fixedly connected with a carrying plate, and the bottom of the carrying plate is connected with a fan. The first adjusting plate can drive the second adjusting plate to descend, meanwhile, the second adjusting plate can drive the movable plate to descend again, so that the fan can descend to crops, wind power can be accurately blown to the crops through the fan, the first servo motor is used for driving the fan to rotate and reverse, and the fan can be driven by the first servo motor to rotate and reverse. Meanwhile, the electric sliding block slides along the sliding rail, so that the fan can be driven to perform transposition air blowing, and the comprehensiveness of air blowing supplementary pollination on the plants in the greenhouse is guaranteed.