37results about How to "Good coordination" patented technology

A method and system for providing circuit-switched to IP Multimedia Subsystem voice call continuity with a single radio are provided. The exemplary embodiment takes advantage of a standard RANAP signaling procedure called “directed retry” to perform a much better coordination between the change in radio mode and the transfer of the media path. With the use of “directed retry”, the transfer of the media path does not begin until the handover procedure is complete, thus significantly reducing the likely amount of media disruption.

The invention belongs to the field of marine anticorrosion and antifouling technologies, and particularly relates to a self-repair coating with anticorrosion and antifouling double functions and a method for preparing the self-repair coating. The method includes preparing macromolecular micro-capsules with loaded environment-friendly antifouling agents and self-repair reagents; adding dispersing auxiliaries into the macromolecular micro-capsules and dispersing the micro-capsules in resin to obtain the self-repair coating. The self-repair coating and the method have the advantages that the micro-capsules can be ruptured to release the self-repair reagents and the environment-friendly antifouling agents in the micro-capsules when the self-repair coating is damaged, accordingly, micro-crack can be repaired, and microorganisms can be stopped from being attached to the micro-crack; the self-repair coating can have the self-repair anticorrosion and antifouling functions by the aid of high value-added effects of the micro-capsules as compared with the traditional self-repair anticorrosion coatings, and the loaded antifouling agents are environmentally friendly and are high in efficiency and broad in spectrum; raw materials for the self-repair coating are inexpensive and are easily available, synthesis procedures are easy to control, special conditions or equipment can be omitted, themethod is high in yield, and obvious self-repair anticorrosion and antifouling effects can be realized by the self-repair coating.

The invention discloses a method for establishing a comprehensive agricultural environmental information database. The comprehensive agricultural environmental information database comprises four sub-databases, i.e. a general attribute sub-database, a space sub-database, a video and audio sub-database and a model sub-database. The general attribute sub-database stores and manages agricultural environmental information attribute data through arranging a two-dimensional datasheet in a relation database management system SQL server. The establishment method of the space sub-database comprises that effective storage of space data in a relation database is realized through a space database engine and management logic is created through SDE in a classifying and layering way. The invention has the advantages of the practicability is high, the pertinence is high, the universality is good and powerful information support is provided for the comprehensive integration application of agricultural information.

The invention provides a system and a method for controlling a photovoltaic unmanned aerial vehicle group to disperse expressway traffic. An off-network photovoltaic power generation system, a first charging platform, an information processing module, a second charging platform and an unmanned aerial vehicle cluster including multiple unmanned aerial vehicles are used. The multiple unmanned aerial vehicles are organized into a plurality of unmanned aerial vehicle groups with different functions. One group is a signal lamp unmanned aerial vehicle group which comprises at least two first unmanned aerial vehicles; the first unmanned aerial vehicles can receive and execute instructions sent by the information processing module, fly to jam points and command and disperse site traffic via signal lamps in real time. The system and the method can disperse expressway traffic via the unmanned aerial vehicle cluster, solve the problems that it is difficult to disperse expressway traffic jam and fixed signal lamps cannot be switched flexibly according to overall and partial actual conditions of expressways, and disperse expressway traffic dynamically and flexibly with high efficiency based on overall and partial road conditions.

The invention relates to a TPM platform and method based on the Internet of Things, and the platform comprises a production and maintenance system and a serial port data collection device, the serialport data collection device is used for being connected with production equipment to collect the data of the production equipment, and the production and maintenance system comprises an asset management module which is used for processing the basic information of the equipment; an equipment monitoring module which is used for processing parameter information of production equipment; a maintenancemanagement module which is used for processing maintenance information of the production equipment; a spare part management module which is used for processing spare part information of the productionequipment; and a report analysis module which is respectively communicated with the asset management module, the equipment detection module, the maintenance management module and the spare part management module to generate report information. According to the invention, a set of stable, simple-to-operate, real-time and reliable TPM informatization system can be established, maintenance personnelare reminded to do equipment maintenance work, productivity reduction caused by equipment faults is reduced, the communication cost is reduced, the business process is standardized, and maximizationof enterprise productivity and benefits is realized.

A filling machine capable of synchronously controlling filling and excess material receiving comprises a rack, a driving device, a filling head, a material receiving mechanism, a processor and a controller. The filling machine is characterized in that the driving device and the material receiving mechanism are both arranged on the rack, and one end of the material receiving mechanism is connected with the driving device; the material receiving mechanism comprises swing rods, a connecting rod, a base, guide shafts, guide shaft seats, guide sleeves and material receiving boxes; the driving device drives the swing rods to move, and the guide shafts are driven to freely slide in the guide sleeves. The filling machine has the beneficial effects that 1, the material receiving boxes of the filling machine are arranged in the material receiving device in a movably-connected mode and can be conveniently taken down to pour materials, the production efficiency is improved, and meanwhile the personal safety of workers is protected; 2, due to the design that the material receiving device and the driving mechanism of the filling device are combined, synchronous control over the material receiving device and the filling device is achieved, and the coordination work capability is improved.

The invention relates to the technical field of artificial quartz stone plates, in particular to an artificial quartz stone checkered plate and a preparation method thereof. The artificial quartz stone checkered plate is characterized by including the following components by weight: 8-10 parts of unsaturated resin, 50-55 parts of quartz sand, 1-3 parts of mixed color paste, 30-35 parts of quartz powder, and 1-2 parts of an assistant. Specifically, the quartz sand is sieved by a 4-6mesh screen, the quartz powder is sieved by a 600mesh screen, and the assistant includes a curing agent and an accelerant. The artificial quartz stone checkered plate provided by the invention has the advantages of environmental protection, bright and transparent color, easy cleaning and flame retardance, etc.

The invention provides a power-assisted ankle joint exoskeleton, comprising an ankle wearing assembly connected with a foot boots, a leg wearing assembly connected with a shank and a power assisting device, wherein the ankle wearing assembly is rotationally connected with the leg wearing assembly through a pivot; the power assisting device comprises a Bowden cable used for driving the ankle wearing assembly and the leg wearing assembly to rotate relatively, a power device used for driving the Bowden cable to stretch, and a waistband used for binding the power device to the waist of a user; andwhen a human body walks, the power device drives a steel wire rope of the Bowden cable, and the steel wire rope pulls the ankle wearing assembly to rotate relative to the leg wearing assembly under the guidance of a wire sleeve, so assistance is provided for plantar flexion movement of an ankle joint of a user and the user is assisted in walking normally. The power-assisted ankle joint exoskeleton provided by the invention is compact in structure, small in size and light in weight, the load of the lower limb of the user at the ankle joint is reduced, influence on human motion is small, and the user can keep natural gait and walk normally.

The invention discloses an automatic feeding device of a punching machine, which is characterized by comprising a rack (1) horizontally mounted on the side surface of a working platform of the punching machine, a driver (41) and a driver (42), wherein a slide rail (2) is arranged on the rack (1); a push rod (3) matched with the slide rail (2) is arranged on the slide rail (2); a manipulator (5) is arranged at the front end of the push rod (3); the driver (41) is connected with and controls the push rod (3); the driver (42) is connected with and controls the manipulator (5); the slide rail (2), the push rod (3), the driver (41), the driver (42) and the manipulator (5) form a push module; the driver (41) controls and drives the push rod (3) to make reciprocating motion on the slide rail (2); the driver (42) controls and drives the manipulator (5) to release or firmly grasp a workpiece; and the driver (41) and the driver (42) control the push rod (3) and the manipulator (5) to act synchronously with the punching machine respectively. The automatic feeding device can work with the punching machine synchronously, is good in coordination, can be matched with various punching machines for use, works safely and reliably, and can improve the working efficiency of the machine.

The invention provides a Bluetooth precisely controlled pressure stabilizing output oxygenerator which comprises a structural assembly, a detection assembly and a control module, wherein the structural assembly comprises a primary filter, a compressor, a molecular sieve, a secondary filter, a flowmeter and an oxygen outlet which are sequentially connected by virtue of a pipeline; the control module at least comprises a central control adjusting module and an automatic compensating module which are connected with each other through a circuit; the detection assembly comprises a pressure sensor, a temperature sensor and a humidity sensor which are parallely connected to the automatic compensating module through a circuit. The oxygenerator provided by the invention not only is simple and efficient in control process, but also ensures coordination and unification well of all parts, so that equipment malfunctions caused by disharmony of work of the parts. The oxygenerator as a whole can operate well, thereby providing a reliable guarantee for final good user experience.

The invention discloses a cultivating method capable of promoting root development of flue-cured tobacco at the earlier stage of growth. The cultivating method comprises the steps of soil preparation,fertilization, ridging, film coating and transplanting. According to the cultivating method, on the basis of long-term experiments and demonstrations, the cultivating method capable of promoting rootdevelopment of the flue-cured tobacco at the earlier stage of growth is set up, early growth and quick development of tobacco plants at the root extending stage are accelerated by means of the cultivating method, coordination of root growth and tobacco plant growth is promoted, the drought resisting capacity of the tobacco plants is enhanced, the quality and grade structure of the flue-cured tobacco are improved, and high popularization value is achieved.

The invention discloses a preparation method for Meili dry white wine, and relates to the technical field of wine brewing. The preparation method includes the following steps: performing sorting and whole body pressing on grapes, separating free run juice, and adding SO2 so that original grape juice can be obtained; performing clarification treatment on the original grape juice so that the clarified grape juice can be obtained; adding active dry yeast into the clarified grape juice, starting fermentation, controlling the fermentation temperature to be 16-20 DEG C, monitoring the specific gravity of fermentation products, and adding the SO2 to stop fermentation when the specific gravity is decreased to 0.990-0.995 g / cm<3> so that a fermentation broth can be obtained; and performing stability processing on the fermentation broth, and performing filtering by using filter membranes after standard is reached so that Meili dry white wine can be obtained. The Meili dry white wine has peculiararoma of this variety, such as muscat hamburg, apples and pineapples; and the Meili dry white wine is pure in taste, good in compatibility and high in intensity, and the typical characteristics of this variety can be well embodied.

The invention relates to a seismic retrofit method for existing pile foundation buildings. The seismic retrofit method solves the problem that potential safety hazards exist in the existing old buildings without the seismic performance when earthquakes occur and comprises the steps of cutting soil bodies downwards, constructing new supporting pile caps, arranging supporting devices, removing original pile foundations in a chiseling mode, installing seismic insulation supports and constructing a layer of beam plates. The seismic insulation supports are installed on the bottoms of upper structures of the existing buildings, and the seismic wave energy can be obviously prevented from being transmitted to the upper structures when the earthquakes occur; the layer of beam plates is poured on the top of a seismic insulation layer, the upper structures of the existing buildings keep integral, and therefore the overall coordination work ability of seismic insulation mechanisms is improved; the soil bodies are excavated one by one on original supporting pile caps, and therefore the supporting performance of the ambient soil bodies is guaranteed.

The invention relates to a friction ring (1) for a coupling, in particular a synchronizing mechanism of a motor vehicle transmission, having an annular body (2), wherein the annular body (2) has several recesses (3) and friction elements (4) are arranged in the recesses (3), the annular body (2) forms a cage which guides the friction elements (4) in the recesses (3), wherein the friction elements (4) are arranged slidably and / or torsionally in the recesses (3), wherein in the unstressed state first friction surfaces (27) protrude from the plane of the annular body (2) further than second friction surfaces (28) and when a preset stress is exceeded all friction surfaces (27, 28) can be brought into frictional contact with a friction partner.

The invention discloses a spice function module for cigarettes with enhanced aroma and concentration. The spice function module is composed of the following components: Fenugreek concrete, cocoa extract, red large smoke extract, megastigmatrienone, methyl cyclopentenolone, damascenone, dihydrodamatone, jujube tineture, maple extract, Zimbabwe tobacco absolute, apricot extract and solvent. According to tobacco flavor provided by the invention, a blended spice module is applied to cigarettes to enrich the tobacco aroma; fragrances of the sweet aroma, the flower fragrance, the scorch aroma, the fruity and the like are ingeniously fused, so that the tobacco aroma is rich and full, the coordination with the tobacco aroma is good, the cigarette fragrance is diffused, the smoke is delicate and smooth, the miscellaneous gases are masked, and the remaining taste is comfortable.

The invention discloses hydraulic type directional fracturing equipment. A cylinder body and a cylinder cover form a cylindrical structure; plunger holes are formed at one side of the cylinder body along the radial direction and plungers are arranged in the plunger hole; a circular flange in seal fit with the inner wall of each plunger hole is arranged at the middle section of each plunger; and the upper side of each circular flange is provided with an upper oil chamber, and the lower side of each circular flange is provided with a lower oil chamber. The cylinder body and the cylinder cover of the equipment disclosed by the invention are combined together to form the cylindrical structure which can be just arranged in a borehole inner wall, and is convenient to mount and good in fit property. The unfolded cylinder body and cylinder cover can provide a maximum thrust stroke, multiple plungers work at the same time to apply pressure uniformly to the inner wall of the cylinder cover, and the cylinder cover is uniformly stressed and is very high in strength. A flexibly connection layer ensures that the cylinder body is completely sealed with the cylinder cover, so that damages caused by severe environments to a hydraulic system can be avoided. The equipment is convenient to use, is efficient, high in strength, good in effect and long in service life, and is very beneficial for popularization and implementation.

The invention discloses a cultivating method capable of promoting root development of flue-cured tobacco at the earlier stage of growth. The cultivating method comprises the steps of soil preparation,fertilization, ridging, film coating and transplanting. According to the cultivating method, on the basis of long-term experiments and demonstrations, the cultivating method capable of promoting rootdevelopment of the flue-cured tobacco at the earlier stage of growth is set up, early growth and quick development of tobacco plants at the root extending stage are accelerated by means of the cultivating method, coordination of root growth and tobacco plant growth is promoted, the drought resisting capacity of the tobacco plants is enhanced, the quality and grade structure of the flue-cured tobacco are improved, and high popularization value is achieved.

A two-chamber double-layer support structure integrating positioning and centring functions mainly aims to solve problems such as low production power of wafer equipment and large friction coefficients between wafers and support structures. The invention provides the two-chamber double-layer support structure integrating the positioning and centring functions. The support structure has a high-level double-layer wafer support and a low-level double-layer wafer support. The high-level double-layer wafer support is provided with a wafer support high-level first layer and a wafer support high-level second layer. The low-level double-layer wafer support is provided with a wafer support low-level first layer and a wafer support low-level second layer. The two-chamber double-layer support structure of the invention is simple and reliable in structure, convenient to install, low in manufacturing cost, has an automatic positioning function and improves the product yield.

The invention discloses an unmanned aerial vehicle cluster collaborative target searching method imitating a biological group negotiation behavior, and belongs to the field of unmanned aerial vehicle autonomous control. The method comprises the following steps: 1, establishing an ant colony foraging behavior characteristic analysis and optimization mechanism; 2, modeling an ant colony negotiation behavior mechanism; 3, mapping an ant colony negotiation mechanism and an unmanned aerial vehicle collaborative target search scene; 4, designing a model of the collaborative search action of the unmanned aerial vehicle; 5, constructing an unmanned aerial vehicle revenue function and a cluster search performance function; and 6, solving an unmanned aerial vehicle cluster collaborative search action. According to the method, the self-organizing control capability of the unmanned aerial vehicle cluster is effectively improved; and while the income of a single unmanned aerial vehicle is ensured, the income maximization of the whole unmanned aerial vehicle cluster in the search process is ensured as much as possible, and the search efficiency is improved.

The invention relates to the technical field of a wood structure combination column. The wood structure combination column is mainly formed by vertically and horizontally arranging seven layers of laminated wood in a perpendicular and staggered mode. The thicknesses of the seven layers of the laminated wood are identical. Each layer of the laminated wood is connected with the next layer of laminated wood through nails layer by layer from the beginning of the first layer in sequence. The wood structure combination column is formed by vertically and horizontally arranging the laminated wood in the perpendicular and staggered mode. Compared with traditional wood piles, the horizontal bearing capacity and the vertical bearing capacity of the wood structure combination column are higher, and the safety performance of buildings is improved. Through the design of all the layers of the wood, all other components can be mounted on site. The wood structure combination column brings convenience to longitudinal and transverse beams, walls and floors, the construction period can be effectively shortened, and plates adopted by the wood structure combination column can be produced by factories in batches.

The invention discloses a high-strength admixture for assembly-type prefabricated concrete. The high-strength admixture for assembly-type prefabricated concrete comprises the following components by weight percentages: 30% to 50% of fine silicon powder, 6% to 14% of desulfurization by-product of coke oven, 20% to 40% of industrial desulfurization by-product gypsum, 6% to 10% of finely ground calcium oxide powder, 3% to 7% of fine magnesium oxide powder, 2% to 6% of a water-soluble silicon active material, 0.5% to 1% of cerium chloride, and 1% to 3% of triisopropanolamine. The admixture has thecharacteristics of improving the early strength of the concrete, reducing the curing time of a prefabricated component, accelerating the mold turnover and compensative shrinkage, and reducing the risk of cracking; the durability of concrete is good, the adhesion between steel and concrete can be significantly increased, and the coordination ability of reinforced concrete in the prefabricated component can be improved, and the high-strength admixture can be widely used in the production and preparation of prefabricated concrete such as prefabricated laminates, prefabricated staircases, prefabricated balconies, prefabricated wall panels, and prefabricated beam columns.

The invention provides a potato modified essence base material. The potato modified essence base material comprises the following components in percentages by mass: 1.0-5.0% of DL-methionine, 0.1-0.5%of L-glutamic acid, 0.5-4.0% of a yeast extract, 0.2-3.0% of hydrolyzed vegetable protein, 5-15.0% of glucose, 2.0-5.0% of high fructose syrup, 0.1-2.0% of D-xylose, 0.2-1.0% of D-ribose, 0.3-2.0% ofvanillin, 0.1-0.5% of ethyl vanillin, 0.2-3.0% of ethyl maltol, 2-6% of whole potato flour and 53-88% of propanediol. The invention belongs to the technical field of edible essence, the provided potato essence base material resists high temperature, can meet the requirement of processing such as deep-frying and roasting, and has the flavor of potatoes; and the provided potato essence is good in whole harmonization, is full-bodied and pure in flavor, and is close to the scent of natural potatoes.

The invention discloses a sugarcane integrated treatment device. The sugarcane integrated treatment device comprises a peeling mechanism arranged on a rack, wherein the peeling mechanism is internallyprovided with three groups of cutters for removing sugarcane peels; the three groups of cutters are correspondingly connected and fixed with three planet wheels at one end of a rotary shaft B respectively; gear rings engaged with the three planet wheels are arranged at the outer sides of the three planet wheels; the gear rings are fixed in a rotary shaft A; one planet wheel is connected and fixedwith a stepping motor fixed at the outer side of the rotary shaft B; a cutting mechanism is further arranged at the rear end of the peeling mechanism; a classification box is arranged at one side ofthe cutting mechanism; the classification box is used for collecting cut sugarcanes and introducing sugarcanes to be juiced into a juicing mechanism; the juicing mechanism is fixed at the lower end ofthe classification box and is used for realizing a juicing operation of the sugarcanes; and a filtering screen and a juice box are arranged at the lower end of a juicing box and are used for collecting sugarcane juice. By adopting the sugarcane integrated treatment device, the problems in the prior art that the operation is complicated, the labor intensity is great, the peeling efficiency is low,the function is single and the peeling safety cannot be guaranteed in a sugarcane treatment process are solved.

The invention discloses PVC wallboard production equipment which comprises a machining platform, a machining plate, a power mechanism and a cutting mechanism, wherein the machining platform is provided with a guide rail in the length direction thereof; the machining plate is movably mounted on the guide rail; an accommodation groove for accommodating a PVC wallboard is formed in the upper surface of the machining plate, and is formed in the length direction of the machining platform; multiple cutting channels are also formed in the upper surface of the machining plate, and are uniformly distributed in the length direction of the machining platform, and the length directions of the cutting channels are perpendicular to the length direction of the machining platform; the power mechanism is used for driving the machining plate to move in the length direction of the machining platform; the cutting mechanism comprises a rack, a bracket, a sliding block, a blade, a first connecting piece, pressure rollers, a second connecting piece, a gear and a third connecting piece; the rack is horizontally mounted on the machining plate, and the length direction of the rack is parallel to the length direction of the machining platform; the bracket is arranged on the side, close to the rack, of the machining plate; a sliding chute distributed in the vertical direction is formed in the bracket; the sliding block is movably mounted on the sliding chute.

The invention discloses a burning medicine which comprises, by weight, 1000-2000 parts of rice, 3-8 parts of safflower carthamus, 10-30 parts of Chinese angelica roots, 12-20 parts of sowthistle tasselflower herbs, 8-16 parts of nauclea officinalis, 15-25 parts of shortleaf kyllinga herbs, 5000-6000 parts of rice wine, 5000-6000 parts of white rice vinegar, 8-15 parts of golden cypress and 3-8 parts of borneol flakes. The burning medicine has simple components with good coordinating functions, has no side effects, is low in cost and applicable to burning treatment, and has the pharmacological functions of promoting blood circulation, relieving pain, preventing rot and infection, rapidly promoting granulation and healing without scars.

The invention discloses a modeling method for a clean operating room based on a BIM technology, and relates to the technical field of medical purification engineering. The method comprises the following steps: S1, establishing a project, and compiling a project proposal; S2, performing feasibility study on the project, and compiling a feasibility study report; S3, discussing a project scheme; S4,after the discussion is passed, establishing an initial 3D model; S5, checking the model; S6, perfecting the 3D model after the auditing is passed; S7, operating the BIM technology to guide project construction and equipment installation; S8, checking and accepting the project, and completing the project; and S9, auditing the project, and carrying out financial accounting. The modeling method provided by the invention has the characteristics of visualization, good coordination, predictability, simplicity and drawability.

The invention provides a novel switch branch box with compact structure, less electrical connecting points, simple connecting mode and high reliability. The switch branch box comprises a box body, a cable inlet and a cable outlet which are both positioned at the bottom of the box body, and a switch unit fixed in the box body, wherein the switch unit is provided with an entrance switch bushing and an exit switch bushing. The switch branch box is characterized in that the axial direction of the entrance switch bushing and the axial direction of the cable inlet are in a T-shaped cross; and the axial direction of the exit switch bushing and the axial direction of the cable outlet are in a T-shaped cross.

The invention discloses a badminton racket. A racket head and a racket handle of the badminton racket can be separated and jointed, particularly, the badminton racket provided by the invention can realize no relative rotation of the racket head and the racket handle through the cross buckle connection of the racket handle and the racket head, is safe and reliable, more importantly, enables a userto have no separation feeling, and can simply realize separation through an ejection mechanism. According to the badminton racket, resources are saved, safety and convenience are well coordinated andunified, and the badminton racket has a high market value and application prospects.

The invention relates to a water-permeable brick plate with a composite surface layer and for a road surface. The water-permeable brick plate with the composite surface layer and for the road surfacecomprises a brick body; at least two upper grooves which extend in the longitudinal direction and with upward notches are formed in the upper side surface of the brick body; the transverse size of thegroove bottom of the cross section of each upper groove is larger than the transverse size of the notch; when the quantity of the upper grooves is more than two, the upper grooves are distributed inthe transverse direction sequentially at intervals; the water-permeable brick plate with the composite surface layer and for the road surface further comprises a water-permeable material layer which is paved on the upper side surface of the brick body and is added to the upper groove; a water-permeable channel capable of communicating from top to bottom is formed in the brick body. According to the brick plate, a rich surface layer can be designed according to the requirement, and the surface layer of the brick body has rich colors and has high harmony with the surrounding environment. The comfortability is high, and the walking comfortability can be enhanced when the surface layer material is a soft material. The surface layer material can adopt a regenerated material, and resource recycling of the surface layer material can be improved completely.

The invention discloses a cutting and collecting device for automobile air conditioner filter elements, and belongs to the field of manufacturing of components special for automobiles. The cutting andcollecting device comprises a shell, an inner mechanism and a base. An incomplete gear mechanism is arranged on the front half part in the shell and provides power for a cutter to cut the automobileair conditioner filter elements. The rear half part of the shell is divided into an upper cavity and a lower cavity by a partition plate, a power mechanism is arranged in the upper cavity and providespower for machine running, and a bevel gear mechanism and a gear and rack transmission mechanism are arranged in the lower cavity and convey power to a push block. A groove is formed in the base, andexcessive wear of the cutter is avoided. The cutting and collecting device has the advantages that through the fixed kinematics relation of mechanism transmission, a single motor and the incomplete gear mechanism are adopted, the two procedures of stroke cutting and return pushing are completed, precision is high, coordination is good, and the rate of finished products is high; and the device iscompact in overall structure and small in size and can be mounted on a workbench, and the manufacturing cost is low; and the structure of the device is simple, maintenance is convenient, safety and high efficiency are achieved, the defects that in tradition, the efficiency of manual cutting is low, the manual cost is high, and the rejection rate is high are overcome, and good economic benefits andprospects are achieved.