218results about How to "Increase demand" patented technology

The invention discloses an automatic design method of a power converter based on a multi-modal large language model system, which comprises the following steps of: acquiring a design scheme of the power converter and corresponding knowledge contents, and constructing a corresponding retrieval model through a large language model framework; sending the obtained input text to the retrieval model, wherein the retrieval model calls a corresponding design scheme process framework based on key information in the input text; the finally obtained target data driving model and the simulation result are visually output, and corresponding reference is provided for subsequent power converter design of a user. The invention further provides an automatic design device for the power converter. According to the method provided by the invention, the automatic design of the power converter is realized through self-adaptive semantic understanding and a multi-mode processing mode.

The invention provides a post-earthquake emergency material distribution optimization method considering distribution fairness and demand urgency, and relates to the technical field of emergency logistics multi-target distribution optimization under the background of urban earthquake disasters, and the method comprises the following specific steps: S1, determining a basic hypothesis: considering the actual scene of disaster rescue operation, and making the basic hypothesis for the emergency material distribution problem; s2, establishing an emergency material distribution fairness model; s3, establishing a disaster point emergency material demand emergency degree evaluation index system; s4, establishing a multi-target path optimization model; and S5, solving the established multi-target model by using an improved mixed multivariate universe optimization algorithm. The mixed multivariate universe algorithm based on differential evolution is provided, higher convergence precision and better robustness and uniformity are achieved, the earthquake disaster emergency logistics distribution path optimization accuracy is improved, material demand urgency meeting and distribution fairness are guaranteed, the distribution cost is reduced, and the distribution efficiency is improved. And the disaster victim satisfaction degree and the demand emergency adaptation degree are improved.

The invention provides foamed light soil. The foamed light soil is prepared from the following raw materials in percentage by mass: 0.01%-30.00% of aeolian sand, 0.01%-30.00% of oily sludge pyrolysis residues, 25.00%-76.00% of cement, 3.00%-5.00% of a foam group and 20.00%-25.00% of water, wherein the foam group is prepared by mixing a foaming agent with water and then foaming. The invention provides a preparation method of foamed light soil. The foamed light soil prepared by compounding the aeolian sand and the oily sludge pyrolysis residues with the cement has good fluidity and mechanical properties, such as high compressive strength, high breaking strength, no heavy metal leaching, no influence on the environment and the like, meets the requirements of different layers and different grades of highway subgrades, and has good application prospects. And the regulation of foam light soil on the roadbed strength is met.

The present invention provides an adjustment mechanism for a car seat, which comprises: a base and an unlocking assembly, wherein the base is in an arc-shaped strip shape, and a slide groove is provided on the front end surface of the base; one end of the unlocking assembly is installed in the slide groove, and the other end is located outside the base, and the other end of the unlocking assembly is pulled to make the unlocking assembly move left and right along the slide groove; a plurality of evenly arranged limit parts are provided on the upper and lower inner wall surfaces in the slide groove, and a limit piece is provided at one end of the unlocking assembly; when one end of the unlocking assembly moves to a position corresponding to the limit part, the limit piece and the limit part are in a locked state; when one end of the unlocking assembly moves away from a position corresponding to the limit part, the limit piece and the limit part are in an unlocked state. The present invention can adjust the angle of the car seat backrest according to different needs of customers in a personalized manner, and its structure is simple, the adjustment is convenient, and it is safe and reliable, and it can effectively improve the user's riding comfort and humanized needs.

The invention provides a traditional Chinese medicine formula with effects of releasing stasis and removing stasis, which belongs to the technical field of traditional Chinese medicines, and is innovatively and creatively embodied in three aspects: in the aspect of medicinal material composition, plateau herbal medicines are taken as main raw materials, scientific compatibility of low-altitude herbal medicines is fused, a comprehensive and powerful combination is formed, and a synergistic effect is exerted; complex diseases are handled to achieve the purpose of releasing stasis and eliminating stagnation; according to the manufacturing process, different processing methods are adopted according to different herbal characteristics, and through precise process control and advanced appliance application, such as strict drying temperature and time control, fine washing and baking steps, precise decoction process by means of modern scientific appliances and the like, the full release of the medicine effect is ensured, and the loss of the medicine effect is reduced; the stability and the consistency are improved; the use method is innovative, four modes of soaking, eating, drinking and atomizing are used together and matched dialectically, the method adapts to differences of patients, and pertinence and effectiveness are improved. In actual production, the process is simplified, time and cost are reduced, large-scale production is easy, market requirements are met, quality and fineness are emphasized, side effects are reduced, safety, treatment experience and life quality are improved, breakthrough improvement is brought, and efficient, safe and convenient treatment requirements of patients are met.

The invention discloses an automatic adaptive control system and method for wet desulphurization slurry, and the system comprises a calculation unit for the content of SO2 in original flue gas, which is used for calculating the content of SO2 in the original flue gas; the limestone slurry demanded quantity calculation unit is used for calculating the demanded quantity of the limestone slurry before correction; the in-slurry limestone purity iterative calculation unit is used for comparing the theoretical limestone demand slurry amount with the actual slurry supply amount and correcting the slurry demand amount for the first time; the slurry PH value correction loop is used for carrying out secondary correction on the slurry demand quantity; the clean flue gas SO2 concentration high override increase slurry supply loop is used for forcibly increasing the slurry supply amount under the condition that the instantaneous concentration of the clean flue gas exceeds the standard; and the slurry supply adjusting valve control loop outputs a slurry supply scheduling instruction under the action of the PID controller according to the deviation between the corrected slurry demand quantity and the input actual slurry supply quantity. The control system provided by the invention can realize automatic controllable adjustment of slurry supply under all working conditions of wet desulphurization, fuzzy control of SO2 concentration and self-adaption of slurry supply quality change.

The invention provides an evaluation method for configuration decision making for radiation equipment, and belongs to the technical field of medical treatment, and the method comprises the steps: firstly constructing a scene configuration decision evaluation system of the radiation equipment, then collecting purchase application information filled and reported by a plurality of hospitals through the evaluation system, and carrying out the preliminary evaluation of the purchase application information, according to real-world data of the medical equipment, the resource allocation condition of the medical equipment is quantitatively evaluated by using an informatization means, and the evaluation method is suitable for allocation decision evaluation of the radiation equipment of the medical conjunct and is suitable for two conventional scenes of adding equipment and updating equipment. The method does not contain special scenes such as first-time purchase application, provides auxiliary decision support and data support for large-scale medical equipment configuration of a medical institution, optimizes structural configuration of the medical equipment and reasonable configuration of financial funds, and finally achieves the purposes of improving quality and efficiency and improving the doctor-seeing satisfaction degree of patients.

The invention discloses an applet container pool management method and device, equipment, a storage medium and a product, and relates to the technical field of mobile application developing.The method comprises the steps that when it is monitored that the applet loading duration is longer than the preset duration, whether the number of containers in a container pool reaches a preset threshold value or not is judged, the number of containers comprises the number of idle containers and the number of non-idle containers; when the number of containers in the container pool does not reach a preset threshold value and the number of idle containers in the container pool is smaller than the user demand, creating a first idle container corresponding to the applet in the container pool according to the applet initialization request; and allocating the first idle container to the applet, and marking the allocated first idle container as a non-idle state. According to the method, the idle container is created in the container pool according to the user demand and the applet initialization request, and the container is managed, so that the problem of slow cold start loading of the applet is solved, and the expandability of the system is enhanced.

The invention provides a manufacturing method of an SOI BCD process integrated SGT device, and the method comprises the steps: providing an SOI substrate of a first conduction type, the SOI substrate is composed of a substrate of the first conduction type, an oxide layer and a thin silicon layer which are sequentially stacked from bottom to top, and the substrate comprises a forming region of an MOS device of the first conduction type, a forming region of an LDMOS device and a forming region of an SGT device; removing the oxide layer and the thin silicon layer on the SGT device, and then forming an epitaxial layer of a first conductive type on the substrate; shallow trench isolation is formed on the epitaxial layer to define an active region, a first deep trench and a second deep trench are respectively formed on the epitaxial layer in the formation region of the MOS device of the first conductive type and the formation region of the LDMOS device, and the bottom ends of the first deep trench and the second deep trench extend to the substrate; and respectively forming a first deep trench isolation structure and a second deep trench isolation structure in the first deep trench and the second deep trench. According to the invention, the SGT device and the LDMOS device are integrated, a solution is provided for the manufacturing of the intelligent high-side switch chip, and the competitiveness is improved.

The invention discloses a device and a method for testing color fastness to rubbing of a dark cotton corduroy fabric, and belongs to the technical field of fabric detection.The device comprises a chassis, an electric guide rail is arranged on the periphery of the top of the chassis, a material changing mechanism is arranged on the top of the electric guide rail, and lifting bases are symmetrically arranged at the two ends of the chassis; an adjusting cross beam and a control panel are arranged on the lifting base; linkage and mutual matching of a system and a mechanical structure can be formed, feeding abnormity generated in the automatic material changing period of the fabric is avoided, the influence of related factors of material fixing on the color rubbing fastness detection result is reduced, multiple magnetic attraction conversion connection and pneumatic attraction connection between the material changing mechanism and the material clamping friction dynamic detection mechanism can be utilized, and the color rubbing fastness detection efficiency is improved. In combination with a ball joint rolling adjustment dynamic structure, self-adaptive rapid adjustment is performed on the fabric with center deviation or abnormal fixation after feeding, and the overall detection efficiency and accuracy are improved.

The utility model relates to the technical field of roll paper die cutting, and discloses a thermo-sensitive paper high-precision die cutting device which comprises a U-shaped frame, thermo-sensitive paper and a cutting knife, a rolling assembly is arranged between the inner walls of the two ends of the U-shaped frame, flattening assemblies are arranged on the two sides of the inner walls of the U-shaped frame, a lifting assembly is arranged between the inner walls of the U-shaped frame, and a cutting assembly is arranged at the bottom end of the lifting assembly. Distance adjusting assemblies are arranged on the outer side of the cutting assembly at equal intervals. By arranging the flattening assembly, a section of thermo-sensitive paper can be conveniently flattened downwards, by arranging the lifting assembly, the effect of conveniently adjusting the lifting of the cutting assembly is achieved, by arranging the cutting assembly, the effect of conveniently cutting the thermo-sensitive paper is achieved, by arranging the distance adjusting assembly, the effect of conveniently adjusting the distance of a cutting knife on a rotating shaft in the cutting assembly is achieved, and the cutting efficiency is improved. And the thermo-sensitive paper can be further conveniently cut in different widths, the requirements of workers are increased, and the practicability of the equipment is improved.

The invention discloses a rolling deformation method for improving the mechanical property of a CoCrFeNiMo0.35 high-entropy alloy, through high-temperature severe plastic deformation, the structure of the CoCrFeNiMo0.35 high-entropy alloy is refined, meanwhile, as-cast sample structure defects such as air holes can be eliminated, the alloy structure is densified, and along with the increase of rolling reduction, the mechanical property of the CoCrFeNiMo0.35 high-entropy alloy is improved, so that the mechanical property of the CoCrFeNiMo0.35 high-entropy alloy is improved. And further refining of crystal grains is effectively promoted. This is the first main factor causing improvement of the mechanical property of the alloy. Besides, in the hot rolling deformation process, alloy grains are stretched into a flat shape in the rolling direction, the volume fraction of a sigma phase is increased along with increase of rolling reduction, the sigma phase is a common hard phase in the high-entropy alloy, and therefore improvement of the alloy strength can be promoted, and the strength of the alloy is improved. The room-temperature tensile engineering stress-strain curve of the CoCrFeNiMo0.35 high-entropy alloy corresponding to different rolling reduction amounts is shown in the figure 7. It can be seen that when the rolling reduction is increased from 10% to 50%, the yield strength and the tensile strength of the alloy are both obviously improved.

The invention discloses a large-model government affair service intelligent management method, system and device and a medium, belongs to the technical field of artificial intelligence, and aims to solve the technical problem of how to improve the automation and intelligence degree of government affair service by using a large-model technology, improve the government affair service efficiency and further improve the user experience. According to the technical scheme, the method comprises the steps of government affair service data collection, wherein specific affair handling items and public common affair handling item original data are collected from multiple channels; government affair service original data treatment: carrying out data cleaning on the collected original data, removing noise and abnormal values in the original data, obtaining cleaned data, and carrying out affair handling item classification on the cleaned data; training a pre-training large model: training the pre-training large model by using the mass processed data, so that the pre-training large model continuously learns and evolves, and obtaining the trained pre-training large model to meet the requirements of government affair services; and processing the government affair problem and giving a processing result.

The utility model discloses a high-power integrated transformer. Comprising a first framework, a first groove, a main transformer coil, two first magnetic cores, a second framework, a second groove and an inductance coil, wherein the first groove is formed in the first framework; the main transformer coil is wound on the first groove; the two first magnetic cores are arranged on two sides of the first framework; the first magnetic core is arranged on one side of the first framework, the second magnetic core is arranged on the other side of the second framework, the first framework, the main transformer coil and the two first magnetic cores are combined to form a transformer, and the first magnetic cores, the inductance coil and the second magnetic core are combined to form a resonant inductor. The problems that an existing transformer is poor in heat dissipation, large in occupied plate area after being installed and troublesome in installation technology can be solved, the back size of a single magnetic core is saved, the occupied plate area of a product is reduced, and meanwhile loss of the magnetic core can be synchronously reduced.

The invention discloses a power distribution network communication computing resource configuration optimization method and system and a storage medium, and the method comprises the steps: constructing an incidence relation between communication computing resources and business demands and a unified expression mapping and conversion relation of the communication computing resources according to the communication computing resource configuration conditions of different regions, carrying out preliminary mapping on the business requirements and the general calculation resources; deducing the reachability gap of the business demand based on the preliminary mapping to obtain a reachability gap set; and performing reachability gap adjustment on the index mapping based on the general inductance computing resource margin, the business demand set, the association relationship set, the unified expression mapping, the conversion relationship set and the reachability gap set until the reachability gap meets a preset requirement, obtaining an index mapping result, and performing power distribution network general inductance computing resource configuration according to the index mapping result. According to the method, the mapping indexes of the business requirements and the general computing resources can be dynamically adjusted, and the reachability of the business requirements and the accuracy of general computing resource expression are improved.

The invention discloses a central air conditioner control method and system considering the time-lag effect, and the control method comprises the steps: constructing a time-lag effect model which is used for reflecting the time-lag effect characteristics of a central air conditioner system; formulating a central air conditioner demand response strategy according to the time-delay effect model; on the basis of the time-lag effect model and the demand response strategy, key indexes used for evaluating the interaction effect of the central air conditioning system are determined; integrating the key indexes, and constructing a demand response interaction capability evaluation system; and integrating the time-lag effect model, the demand response strategy and the demand response interaction ability evaluation system into the central air-conditioning control system to obtain the central air-conditioning control system considering the time-lag effect. According to the control method and the control system, the energy utilization efficiency and the demand response capability of the central air conditioning system can be effectively improved, meanwhile, the user comfort and the economic benefit are considered, and an important guarantee is provided for building energy conservation and power grid stability.

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

An umbrella-shaped folding sunshade comprises a folding support and sunshade cloth detachably arranged above the folding support, the folding support comprises a first telescopic part and second telescopic parts connected to the two ends of the first telescopic part, connecting devices are arranged between the first telescopic part and the second telescopic parts, and each connecting device is further in pivot joint with at least one third telescopic part. The first telescopic part and the third telescopic part are both scissor type telescopic devices. The third telescopic parts are additionally arranged on the basis of the first telescopic parts and the second telescopic parts, and compared with a common sunshade which is supported by arranging stand columns in the middle or arranging four stand columns on the periphery and other parts on the top together, the sunshade only needs to be supported by the left stand column, the right stand column, the two second telescopic parts and other parts on the top. While the shielding area of the sunshade is effectively enlarged, the structure is simple, the occupied space is small after the whole sunshade is stored, and the sunshade is convenient to carry and convenient to assemble and disassemble every time.

The invention relates to the field of freight vehicles, and provides a multifunctional luggage cart which comprises a cart underframe, a battery pack and a plurality of moving wheels are arranged at the bottom, and luggage is placed on the top surface of the cart underframe; the two supporting frames are both installed on the vehicle underframe and are vertically installed, and a handle used for pushing is arranged at the top of each supporting frame; the advertisement screen is installed on the supporting frame and provides advertisement putting, and protection glass is arranged on the surface of the advertisement screen; the shared charging box is obliquely installed at the top of the supporting frame and located above the advertisement screen, and a shared power bank is arranged in the shared charging box and provides exchange for users with charging requirements; the mobile phone placement part is mounted on one side of the shared charging box, is connected with a charging wire and is used for storing a mobile phone or personal belongings; and the touch screen is positioned above the mobile phone placement piece, is connected with the top of the shared charging box, and provides information inquiry and entertainment functions. The luggage cart is more intelligent and informationized.

The present invention belongs to the technical field of power data governance, and specifically relates to a KCMAP-based trusted planning workflow method for power data governance, comprising: designing a knowledge organization structure for power data governance and building a domain knowledge base and vectorized storage; designing a multi-order knowledge prompt to build a DR-RAG model to retrieve knowledge fragments from the vector library and synthesize domain processes using LLM; designing a knowledge capability matching agent to match domain process knowledge with available agents based on agent capability specifications, and correcting domain process knowledge; designing a task trusted planning agent to decompose and plan power data governance operations based on domain knowledge processes and generate task plans; and designing a two-stage verification mechanism to ensure the rationality of task plans and the accuracy of scheduling execution.

The invention discloses a flexible light bar production device and method and a light bar. The flexible light bar production device comprises a light bar pay-off rack, a metal straightening machine, light body coating equipment and light collecting equipment which are sequentially arranged from the feeding end to the discharging end. The feeding end of the lamp body coating equipment is connected with the discharging end of the lamp bar pay-off rack and the discharging end of the metal straightening machine; the feeding end of the lamp collecting device is connected with the discharging end of the lamp body wrapping device. According to the flexible light bar production device, the metal straightening machine is arranged in front of the colloid extruder and used for wrapping the flexible circuit board and the bendable flexible metal bar together, so that continuous production of the flexible light bar is achieved, the limitation of the length of a finished product light body is broken through, and the application scene and the requirement of the high-length bendable light bar are widened; due to the fact that the limitation of the manufacturing length of the light bars is broken through, the light bars can be continuously produced, the production efficiency and productivity of the light bars are improved, and the production cost is reduced.

The invention relates to the technical field of urban construction, and discloses a green building protection supporting structure for urban construction, which comprises a connecting seat, a reinforcing bolt is in threaded connection with the interior of the connecting seat, and a connecting column is fixedly connected to the top of the connecting seat. The overall height of the whole device can be rapidly adjusted, the height requirements of different buildings are met, the overall application range of the device is further expanded, meanwhile, in the process that a threaded sleeve moves, a threaded frame is driven to move upwards, and when the threaded frame moves upwards, a limiting block is synchronously driven to move along a guiding device in a corresponding groove; and then the push blocks on the two sides are synchronously pushed to be unfolded outwards, so that the push blocks move along the guide of the connecting base, the supporting rods are unfolded towards the two outer sides in the height adjusting process of the device, the overall supporting effect of the device is further improved, and the overall stability and safety of the device are prevented from being affected.

This invention relates to the field of landscape bridge technology, and discloses a V-shaped pier-truss cable-stayed composite bridge structure and its construction method. The V-shaped pier-truss cable-stayed composite bridge structure includes piers, main beams, bridge towers, and cables. The piers include V-shaped main piers. The load of the main beam is transferred to the truss structure via the cables through the cable-stayed towers. The truss structure then transfers the force to the V-shaped main piers. The V-shaped piers provide support and constraint to the main beams through their rigid frame action. Thus, through the interconnection and support between the rigid frame structure, truss structure, and cable-stayed structure, the overall stiffness of the combined bridge structure is greater than the sum of the stiffnesses of the individual structures. This optimizes the stress on the cable-stayed towers and the overall bridge structure, allowing the V-shaped pier-truss cable-stayed composite bridge structure to reduce the tower height compared to existing cable-stayed bridges for the same span, thereby meeting the building height requirements of urban planning or enabling it to be suitable for larger bridge spans.

The utility model discloses a passive aluminum alloy curtain wall which solves the problem that in the prior art, the heat preservation performance of curtain wall glass made of aluminum alloy at the present stage cannot meet the requirement of a passive building. The curtain wall comprises a plurality of pieces of curtain wall glass and a passive window, and further comprises at least two vertical main stand columns and external fasteners corresponding to the vertical main stand columns, the vertical main stand columns are connected with the external fasteners through first heat insulation inserting pieces, and the first heat insulation inserting pieces are located between the curtain wall glass and the passive window or between two pieces of adjacent curtain wall glass; a cross beam is further arranged between every two adjacent vertical main stand columns, a glass supporting strip and a second heat insulation inserting piece which are matched with the upper curtain wall glass and the lower curtain wall glass which are adjacent to each other are connected to each cross beam, the glass supporting strips are located on the upper portions of the second heat insulation inserting pieces, and joint filling rubber strips used for sealing the upper curtain wall glass and the lower curtain wall glass which are adjacent to each other are arranged on the outer sides of the glass supporting strips and the second heat insulation inserting pieces. The window and the curtain wall are integrally designed, indoor ventilation is guaranteed, meanwhile, installation is accurate and convenient, the installation cost is reduced, and the installation quality is stable.

The present invention relates to a motor pump. The motor pump (MP) includes a rotor holder (200) holding a rotor (2) and an impeller (1) which is a press-molded product, and the rotor holder (200) is fixed to the impeller (1).

The present invention relates to a motor pump, a pump unit, and a method of balancing an impeller of the motor pump. The motor pump includes an impeller (1), a rotor (2), a stator (3), and a bearing (5). The rotor (2) and the bearing (5) are arranged in a suction side region (Ra) of the impeller (1).

The invention discloses a rotary motor control system and application thereof, the rotary motor control system comprises a sonar calibration device, a rotary motor device, a rotary motor transmission device and a rotary motor cable collection device, the first end of the rotary motor transmission device is used for connecting a pitching motor control system; the second end of the rotary motor transmission device is connected with the first end of the rotary motor device; the second end of the rotary motor device is connected with the first end of the sonar calibration device, and the rotary motor cable collection device is arranged in each device shell. The two bearings are additionally arranged at the two ends of the second step of the rotary cylinder connecting piece respectively and used for reducing rotary resistance, so that rotary motion is more sensitive, and the control precision of a rotary system is improved. A pressure balance air bag is additionally arranged behind the high-precision rotary motor to directly balance internal and external pressure, so that the rotary motor control system can stably work for a long time in a high-pressure environment.

The utility model belongs to the technical field of optical waveguide intelligent glasses, and particularly relates to a correcting and preventing device for amblyopia, strabismus and myopia, which comprises glasses, the glasses comprise a display carrier, a control device, a power supply device and a man-machine interaction device, the display carrier is connected with the control device, and the power supply device is connected with the man-machine interaction device. The control device is respectively connected with the power supply device and the man-machine interaction device, the man-machine interaction device can control the display carrier to realize a preset display state through the control device, the full-transparent lens is fused with an optical waveguide display technology, and the myopia prevention and control, the myopia prevention and control, the myopia prevention and control, the myopia prevention and control and the myopia prevention and control are integrated. The device integrates the functions of correcting amblyopia and strabismus, can see through an external real scene, is equivalent to a daily-worn plane mirror, is convenient to wear, can select correction modes as required according to the vision problem of two eyes, and is remarkable in integrated correction prevention and control effect.

The utility model discloses a two-degree-of-freedom swing unit which comprises a machine base used for fixing, a first rotating assembly is installed in front of the machine base, a first rotating shaft is arranged on the first rotating assembly, the rotating axis of the first rotating shaft forms an x axis, a second rotating assembly is arranged in front of the first rotating assembly, and a second rotating shaft is arranged on the second rotating assembly. The rotating axis of the second rotating shaft forms a y axis; a connecting piece is arranged between the first rotating shaft and the second rotating shaft; when the first rotating shaft and the second rotating shaft rotate, the swing display piece can synchronously or independently execute up-down swing around the x axis and left-right swing around the y axis, a composite motion track in a three-dimensional space is formed, and the visual attraction is further enhanced or the scene requirement is met.

The application discloses a natural language and meta-model driven code generation system, which comprises an AI layer containing multiple intelligent agents working cooperatively, the AI layer being configured to receive natural language instructions and perform intent recognition, entity extraction, context analysis and constraint verification through the intelligent agents to generate structured metadata; a meta-model engine configured to construct and instantiate one or more meta-model objects according to the structured metadata generated by the AI layer; and a code template engine configured to match one or more corresponding code templates from a code template library according to the content and type of the meta-model objects, and generate executable code or configuration files in one or more target languages through rendering. According to the scheme, natural language is converted into a meta-model decoupled from technology through AI, and high-quality standardized code is automatically generated through a template engine, thereby improving development efficiency and enabling developers to focus on core business innovation.