92results about How to "Easy to promote and apply" patented technology

The invention discloses a disaster early warning and information issuing system based on multiple terminals. A disaster early warning system stores dynamic monitoring data of meteorology, geology and environment data in a monitoring database and performs trend prediction and analysis on meteorological disasters through combination of correlation disaster database, information database data and a prediction method. In terms of disaster issuing, an early warning information issuing system is the core of a meteorological disaster early warning information system. When the early warning system, based on monitoring information acquisition and prediction analysis, obtains a disaster alarm through early warning analysis, the early warning information issuing system issues early warning information to media and people in an early warning area through corresponding hardware and networks in the forms of short messages, faxes, videos, audio and the like so as to timely and accurately send the early warning information to areas which the disasters may spread to, such that personnel in a receiving area can take prevention measures timely and personnel casualty and property loss can be reduced to the maximum.

The invention relates to the control technology in the rolled steel rolling process, particularly to a control method for a camber of a middle blank of a roughing mill. An error-correcting method for the middle blank when a reversible pass is rolled comprises the following steps: through side guiding plates controlled by a servo valve and installed on the front side and the back side of a frame of a horizontal rolling mill, the change of the pressure of the middle blank detected by the side guiding plates on the side guiding plates; an odd pass or an even pass is firstly judged, and the tail part of the middle blank biasing a driving side of the horizontal rolling mill or a working side of a rolling mill is judged, wherein the two ends of a roll gap of the horizontal rolling mill are composed of the driving side of the rolling mill and the working side of the rolling mill; and then a hydraulic adjustment device is started up to adjust the roll gap of the horizontal rolling mill and realize the error correction. In the invention, the side guiding plates and a roll gap adjustment device are necessary equipment in the modern steel rolling mill without the need of additional investment, and not influenced by environmental factors such as descaling water, water vapor and the like. Therefore, the method for controlling the camber of the middle blank of the roughing mill is easily promoted and applied.

The invention discloses a method, an apparatus and a system for controlling a smart home. The method includes the following steps: a wearable device and a smart home are connected to the same local area network; the wearable device identifies user voice information, and sends the identified user voice information and the identity information of the device to a cloud server; the wearable device receives a control instruction returned by the cloud server according to the user voice information, wherein the control instruction includes the identification information of a to-be-controlled smart home and an operation instruction; the wearable device is in communication connection with the smart home according to the identification information of the to-be-controlled smart home; and the wearabledevice sends the operation instruction to the smart home. As long as the wearable device and the smart home are in the same local area network, a user can intelligently control the smart home by voice. There is no need to install an infrared emitter on a smart phone or to predetermine a communication protocol when smart terminals and smart home leave factory. The user experience is enhanced. Themethod, the apparatus and the system are easy to promote and apply.

The invention relates to a novel red BODIPY fluorescent dye with the chemical formula of C10+mH7+nBF2N2+xOy, wherein m, n, x and y are integers from 0 to 100. The preparation method comprises the following steps: dissolving pyrrole with substituent groups R1, R2 and R3 in an organic solution; adding ethyl glyoxylate together with nitrogen to the organic solution for a chemical reaction by using trifluoroacetic acid or toluenesulfonic acid as a catalyst; adding 2,3-dichloro-5,6-dicyano-1,4-benzoquinone oxidative dehydrogenation; and adding organic amine and a boron trifluoride diethyl ether solution for another reaction. After the reaction solution is concentrated, chromatography is performed with a silicagel column to obtain the fluorescent dye. The fluorescent dye can be used for cell imaging, fluorescent probe or laser dye. The fluorescent dye has the advantages that the ultraviolet-visible absorption spectrum and the fluorescence emission spectrum of the fluorescent dye are narrow; fluorescent quanta has high efficiency and good light stability; and the fluorescent dye has simple molecular structure and can be synthesized easily, so as to facilitate popularization and application.

The invention discloses a method for preparation of modified asphalt with SBS and waste rubber powder as the modifier. The method adopts a physics and chemistry combined technology, uses a coupling agent to conduct chemical treatment on the modifier surface, so that a coupling effect can be generated between SBS and waste rubber powder, under a synergistic effect of EVA, extrusion molding granulation is carried out to obtain waste rubber powder/SBS/EVA blend particles. The blend particles are added into asphalt, shearing dispersion is performed, under a synergistic effect of a cross-linking agent and an antiaging agent, the modified asphalt with excellent high-and-low temperature performance, aging resistance, high elastic recovery, high 60DEG C dynamic viscosity and high temperature storage performance can be obtained. The modified asphalt product is applicable to drainage road pavements, steel bridge deck paving and old pavement reconstruction stress absorbing layers. The raw materials used by the method have wide sources, can be produced on existing SBS modified asphalt devices, and new equipment investment is unnecessary. Therefore, the modified asphalt is suitable for industrialized production and long distance transport.

The invention discloses a method for a raising bridge without closing the traffic and a device which is specially used for the method. The device provided by the invention connects more than two self locking jacks in parallel by a dividing valve and the self locking jacks are supplied with oil by the same oil pump. The invention also provides the method adopting the device to raise the bridge. By applying the special device and the method which are provided by the invention, the operation technique is simple and the replacement of a support saddle can be realized under the condition without interrupting the traffic, so as to avoid the traffic crowd caused by closing the traffic, and alleviate the pressure of leading and distributary of the vehicles, thereby having obvious economic and social benefits.

The invention discloses a method for operating a mobile terminal by one hand. The method comprises the steps of receiving an one-hand operation starting command, and displaying a second operating area above a first operating area of the mobile terminal; detecting a suspension position of an operating object in a suspension induction area outside the second operating area by the mobile terminal, mapping the suspension position to a corresponding position of the first operating area, and displaying a mobile identification in the corresponding position; recognizing an operation command which is input by the operating object, and executing the operation command. Accordingly, the invention provides the mobile terminal. According to the method for operating the mobile terminal by one hand and the mobile terminal, provided by the invention, one-hand operation is realized by utilizing an auxiliary operating area under the situation that the display content size of an original display window of the mobile terminal is not changed, the advantage of a large screen is fully utilized, and the disadvantage of the one-hand operation is also remedied; meanwhile, the display identification is provided, the operation of an user can be visually displayed, the operation accuracy and the user experience degree are increased, and promotion and application of a product are convenient.

The invention discloses a method for realizing a cognitive function of a wireless communication network system with the cognitive function, which is based on an invention patent application named as Wireless Communication Network System with Cognitive Function. The method substantially comprises the following steps of: obtaining cognitive flow; processing the cognitive flow and making a strategic decision; and executing the cognitive decision. When the method is applied to the prior communication network and the further communication network, an essential difference is the obtaining mode of cognitive information and the executing process of the cognitive decision. Based on the invention patent application named as Wireless Communication Network System with Cognitive Function, the invention can realize high cognitive competence for wireless environment, network environment and customer environment and autonomously decision control the wireless network with a set decision criteria based on the cognitive so as to lead the network to develop from a static working mode to a dynamic self-adapting working mode. The invention has a good application development prospect.

The invention relates to a double-cold source heat pump centralized air conditioning apparatus, pertaining to air conditioner system energy efficient technology field. The inventive system includes a cooling water system, a secondary refrigerant water system, a chilled water system, an end air-processing system, a double-cold source heat pump air conditioning apparatus, and a plate heat exchanger. The cooling water system connects to the water cooling condenser in the double-cold source heat pump air conditioning apparatus. The secondary refrigerant water system respectively connects to the evaporator, plate heat exchanger of the double-cold source heat pump air conditioning apparatus, separately used for heat exchange with the cooling water system and chilled water system. The chilled water system connects to the plate type heat exchanger for heat exchange with the secondary refrigerant water system and conveying energy to air conditioner wind system by the end air-processing system. Finally the energy is conveyed to desired position by air pipes. The inventive system can avoid energy consumption height, which reduces operation electric charge and reduce peak load of electric network, thus excellent social benefit and economic benefit are obtained.

A class of fluorescent probes for the detection of sulfite (hydrogen) salts, consisting of benzoindole quaternary ammonium salts, and the molecule has the following structure: Wherein: R is a kind of in alkyl, aryl, nitro, ester group and ether group of 1-18 carbons independently or at the same time, or benzene, naphthalene, anthracene, pyrene, pyridine, pyrrole, indole, One of coumarin, fluorescein, carbazole, rhodamine, fluorene and quinoline and derivatives thereof; n is 0-20; X ^‑ for F ^‑ , Cl ^‑ , Br ^‑ or I ^‑ , + is a positive charge. The advantages of the invention are: the fluorescent probe has good selectivity to sulfite, and the fluorescence intensity of the fluorescent probe solution and the concentration of sulfite are in the range of 0-8×10 ^‑6 The linear relationship in the molar/liter range is good, showing good practical applicability; the fluorescent probe has a short response time, high detection sensitivity, simple molecular structure, and simple synthesis method, which makes it extremely easy for practical application.

The invention relates to the technical field of agriculture, in particular to a planting method of Chinese wolfberries. The planting method comprises the steps of field selection, soil preparation and enriching, seed treatment, sowing, seedling thinning, filed management and the like. The planting method of the Chinese wolfberries has the advantage that the requirement for a filed is not high, planting can be conducted on a drought field or a sandy field or a field with saline-alkali soil, Chinese wolfberry trees grow fast, the occurrence rate of plant diseases and insect pests is obviously decreased, the pesticide dosage is decreased, the cost is reduced, the edible safety of the Chinese wolfberries is improved, the fastest time from sowing to outputting is two years, and a high yield period can be reached in the fourth year; the planted Chinese wolfberries are large in fruit, red in color, thick in pulp and soft in texture. The planting method has the advantages of being early in fruiting, high in yield, excellent in quality, short in period and quick in effect. The planting method is simple in process, easy to master, apply and promote and suitable for family small-scale planting and can also be suitable for large-scale planting.

The invention discloses a method for determining cut tobacco composition based on a near infrared spectrum. The method comprises the following steps: step 1, preparing cut tobaccos, swollen cut stems, swollen cut leaves and tobacco slices into powder samples respectively; preparing the powder samples into different cut tobacco samples according to different blending ratios; step 2, collecting a diffuse reflection spectrum of each cut tobacco sample, wherein the collection range of the spectrum is 10000/cm-3800/cm<-1>; step 3, establishing a ratio predication model of the content of each component and the corresponding diffuse reflection spectrum according to the corresponding diffuse reflection spectrum and a component ratio of each cut tobacco sample; and step 4, collecting the diffuse reflection spectrum of a cut tobacco sample to be detected, and calculating to obtain the cut tobacco sample to be detected according to the ratio predication model. The method for determining the cut tobacco composition based on the near infrared spectrum, provided by the invention, can be used for simultaneously detecting ratios of the cut tobaccos, the swollen cut stems, the swollen cut leaves and the cut tobacco slices and the quality stability of cigarette products is improved.

The invention provides a preparing method of a high silicon electrical steel strip with gradient-distributed silicon content, and belongs to the technical field of metallurgy. The preparing method includes preparing high silicon steel plates and ordinary steel plates; selecting two high silicon steel plates and one ordinary steel plate which are same in size; removing oxide layers respectively; then placing the ordinary steel plate between the two high silicon steel plates, and obtaining a combined blank; placing the combined blank at an inert atmosphere, a reducing atmosphere, an inert-reducing mixed atmosphere or in a vacuum condition, heating and preserving heat; then performing multi pass hot rolling, and obtaining a composite silicon steel plate; pickling the composite silicon steel plate, cold rolling, and annealing finally. Compared with a traditional chemical vapor deposition method, the preparing method of the high silicon electrical steel strip with gradient-distributed silicon content is low in environment pollution, high in producing efficiency, and has good application prospect.

The invention discloses an organic rice cropping method employing a paper film-covering weeding method and belongs to the technical field of rice cropping. The organic rice cropping method includes performing early field management; spreading paper film; transplanting rice seedlings; further performing weeding in the manual and ecological manner. According to the arrangement, unsprouted seedlings of barnyard grass, Monochoria vaginalis and Sedge floating on the water surface can be taken or removed by the field managements such as early field steeping and drainage; the paper film covering the field functions in preventing sunlight transmission and reducing oxygen content of the water under the paper film, and in this way, advantages required by rooting, sprouting and growing processes are unavailable for the seedlings growing slowly, and the seedlings die; owing to the later manual hooking manner or the manner of releasing ducks on fields, weeds such as water cabbage survived under the paper film are removed thoroughly; degradation of the paper film allows organic content and soil activity of the shallow tillage layers of the fields to be further improved, the use of chemical herbicides is avoided, and rice quality is increased. The organic rice cropping method can be popularized and applied in organic rice cropping areas.

The invention discloses a method for breeding peony seeds, which comprises steps: (1) seed selection: superior, anti-disease and pest, high purity seeds without variation are selected; (2) the seeds are treated before seeding; (3) sowing propagation: the sowing propagation comprises steps of land selecting, soil preparation, bedding and sowing; (4) field management step: the field management comprises cultivation uproot, topdressing fertilization and irrigation and drainage; (5) prevention steps of plant diseases and insect pests; and (6) recovery step. The method for breeding peony seeds is simple in operation, convenient in popularization and application and high in breeding efficiency.

The invention belongs to the technical field of fish breeding and particularly relates to a tilapia breeding method. The method includes the following steps that firstly, a pond is prepared; secondly, fingerling is put in the pond to be bred; thirdly, the fingerling is processed before being put in the pond to be bred; fourthly, early-stage feeding is conducted; fifthly, middle and later period feeding is conducted; sixthly, water quality is regulated and controlled; seventhly, fish diseases are prevented and treated; eighthly, adult fish is harvested. The tilapia breeding method has the advantages that the tilapia breeding method is easy to implement, the tilapia survival rate is high, growth is fast, each piece of tilapia can be bred to be 1kg or above in about 4-5 months, the number of diseases is small, the bred tilapia is free of mud smell, good in taste and small in content of fat, and the advantages that output is fast, the yield is high and the quality is good are achieved. The breeding method is simple in process and easy to master, apply and popularize, and large-scale breeding can be performed.

The invention provides a minitype electrocardio measuring device and an electrocardio measuring system. A common processor chip is combined with a self-designed chip peripheral circuit to achieve the function of a special advanced electrocardio chip imported from foreign countries, the production cost is effectively reduced, and application and popularization are convenient. The size of the electrocardio measuring device is reduced, carrying is more convenient, the heart rate, electrocardio waveforms and other electrocardio data of patients can be measured at any time in any place, and a preliminary heart detection result is given according to the real-time electrocardio data. The minitype electrocardio measuring device and a server form data connection, the real-time electrocardio data can be transmitted and stored in the server, and the electrocardiogram, heart rate and other electrocardio data are displayed through a display interface of the server.

The present invention provides a method for producing L-lysine by fermentation, which comprises modifying a wild-type ppc gene on the corynebacterium glutamicum chromosome; and fermenting the L-lysinewith the modified corynebacterium glutamicum. In addition, the present invention also provides a method and use derived by the method of the invention, as well as corynebacterium glutamicum, polynucleotides and the like which can be used in such methods and use.

The invention provides a recycling and preparing method of a permanent magnetic ferrite. The preparing method includes the following steps of (a) preparing materials for the second time, wherein a mixture composed of 70-90 wt% of permanent magnetic ferrite primary pre-sintering material powder and 10-30 wt% of permanent magnetic oxygen recycling materials is weighed in a mass mode; (b) carrying out secondary additive preparation, wherein the following compounds of La2O3, SiO2, Co2O3, CaCO3 and a surface active agent are added by mass according to the total quantity of primary pre-sintering materials; (c) preparing slurry, wherein the mixtures obtained in the step (a) and in the step (b) are continuously ground in a ball mill in a wet milling mode, and a molding spare slurry with the content of 70-80 wt% is formed through concentration; (d) carrying out forming and sintering, wherein the slurry obtained from the preceding steps is added into a mould for magnetic field forming, the intensity of a forming magnetic field is 2000G-6000s, and the slurry is sintered in an electric kiln.

The invention discloses a surface plasmon resonance sensor chip for detecting gram-negative bacteria and a preparation method and application thereof. The chip comprises a glass substrate layer, a gold film layer and a probe molecular layer. The gold film layer is disposed on the glass substrate layer. The probe molecular layer is disposed on the gold film layer. A probe molecule of the probe molecule layer contains at least one of drug molecules of streptomycin sulfate, kanamycin sulfate, gentamicin sulfate, gentamycin-micronomicin, vistamycin sulfate, neomycin, polymyxin B, rifampicin, chloramphenicol and fosfomycin. The invention also discloses a preparation method and application of the chip. The surface plasmon resonance sensor chip creatively realizes detection of gram-negative bacteria based on surface plasmon resonance, has high sensitivity and good selectivity, has a gram-negative bacterium concentration detection linear range of 10-10<6> CFU/mL and can be used for detecting gram-negative bacteria in solutions such as detection water, drinking water or human body fluids.

The invention discloses an automatic drawing method for an iced covered area map of a power transmission line. The main content of the automatic drawing method is to automatically generate the ice covered area map of the power transmission line by adopting processes such as a GIS (Geographic Information System) raster calculator, reclassification and raster-to-polygon conversion on the basis of an ice thickness prediction model provided by meteorological bureau and DEM (Digital Elevation Mode) data provided by surveying and mapping bureau. The method provides a means to realize the automatic drawing of the ice covered area map, the ice coverage distribution situation around power transmission and transformation facilities can be accurately reflected by the drawn ice covered area map, all areas are covered, and a basis is provided for construction cost evaluation of newly constructed power transmission line engineering and ice-proof reconstruction of constructed lines.

The invention discloses a pixel decomposition-based remote sensing image atmosphere path radiance acquiring method. The method is characterized in that the atmosphere path radiance of a satellite remote sensing image is acquired in a pointwise manner in the pixel scale through a spectrum end-member summary technology on the basis of a pixel decomposition technology. The remote sensing image atmosphere path radiance can be obtained in a pointwise manner only through depending on the remote sensing image without atmosphere parameters and other auxiliary data, and the finally obtained result can well reflect the space difference of atmosphere dust haze concentration of a city center scale, so the method can be used to realize remote sensing monitoring of the difference of aerosol polluted regions in the city.

The invention discloses a method for extracting slope collapse information based on Sentinel-2A satellite remote sensing image. The method comprises the steps: carrying out the geometric correction, radiometric calibration and atmospheric correction of an original remote sensing image, and obtaining the reflectivity of the remote sensing image; performing graphic segmentation and combination on aSentinel-2A satellite remote sensing image reflectivity image by an object-oriented method; calculating a bare soil index and a normalized difference vegetation index by utilizing the reflectivity wave band, inverting vegetation coverage and calculating texture parameters, and performing HSV color conversion on a false color image synthesized by the b2/b3/b4 wave band; determining the threshold range of related parameters according to field data and survey data, and establishing decision tree rules in combination with statistical thresholds of randomly acquired pixel reflectivity data, textureparameters and graphic parameters, so as to quickly extracting the collapse information by utilizing the Sentinel-2A satellite remote sensing image. According to the method, the precision and the working efficiency of slope collapse field investigation can be improved, the safety of slope collapse investigation is improved, and a scientific basis can be provided for disaster prevention and reduction work in low hilly areas.

The invention discloses an effect-enhanced serial nozzle two-phase flow ejector and a component refrigerating system thereof and aims to improve ejecting efficiency. An ejecting structure is mounted inside an ejector shell and comprises an ejector body, at least two sections of nozzles are serially connected between an ejection inlet end and an ejection outlet end of the ejecting structure, expanding sections are arranged between every two adjacent sections of nozzles, a receiving chamber is formed between the inner wall of the ejector shell and the ejector body, and a mixing chamber and a diffusion chamber are sequentially arranged between the ejection outlet end a eject flow outlet part. Refrigerant is accelerated since pressure in the first section of nozzle is converted into kinetic energy and then is decelerated after flowing to the expansion section; the refrigerant flows to the next section of nozzle to be subjected to acceleration and pressurization for twice or multiple times before entering the mixing chamber and the diffusion chamber together with a eject flow, and finally flows out from the eject flow outlet part; since the refrigerant is close to a homogeneous flow state, an eject ratio and energy efficiency of the refrigerating system are improved.

The invention provides a method for fermentation production of L-tryptophan. The method comprises: transforming bacteria to reduce their tdcD enzyme expression quantity and/or enzyme activity, even to enable their tdcD enzyme expression quantity and/or enzyme activity to completely disappear; and, applying the transformed bacteria to fermentation production of L-tryptophan. In addition, the invention also provides methods derived from the method and application, as well as polynucleotide, carriers and bacteria usable in the methods and application.

The invention provides an intelligent clothes airing and rainproof device and a control method thereof. The device comprises a rainproof mechanism, a control circuit and a communication module, wherein the rainproof mechanism comprises a driving motor, fixed rods and a rain curtain; one end of the rain curtain is connected with a fixed scroll and the other end of the rain curtain is connected with a movable scroll; two fixed rods are parallelly fixed above a clothes hanger and a certain angle is formed between the fixed rods and the horizontal plane; the rain curtain is placed on the two fixed rods; the driving motor is controlled by driving signals to rotate and drives a fixed rotating shaft to rotate so as to drive the rain curtain to be received and released on the two fixed rods; the control circuit comprises a main controller and a sensor; when the sensor detects rainwater, the main controller sends out driving signals to the driving motor; the communication module is connected with the control circuit and is connected with a far-end intelligent terminal in a communication mode.

The invention belongs to the technical field of planting reproduction, and particularly relates to an oil-tea camellia cutting seedling transplanting seedling culture substrate. The substrate is prepared from the following raw materials of yellow soil, plant ash, chlorella powder, banyan roots, emblic leafflower leaves, pine leaves and lichen. The prepared substrate has rich and comprehensive nutrition, is rich in various trace elements, a great amount of quick-acting nutrition such as N, P and K, rich organic matters, humic acid and bioactive substances, belongs to a good seedling culture substrate, is harmless feed both achieving quick-acting and slow-acting effects, and has the advantages that the growth requirements of transplanting seedlings can be met; the water preservation and fertilizer preservation capability is high; the fertilizer effect is durable; the disease-resistant insect-killing and bacterium-inhibiting effects are achieved; the obvious seedling culture and seedling strengthening effects are achieved; the seedling culture speed is high; the seedling culture resistance is high, and the like. The contained auxins and bioactive substances can supplement the nutrition required by the seedling growth; the sprouting rate is high; the photosynthesis is enhanced; the root system growth, particularly the growth of lateral roots is promoted; the middle and later period growth of the cutting seedlings can be facilitated.

The invention discloses an optimization method for repairing groundwater, which comprises the following steps: collecting hydrogeological data and meteorological and climatic conditions of the area where the ground water site to be repaired is located, surveying the buried depth of ground water and the stable water level elevation, sampling and detecting the ground water through a ground water monitoring well, and confirming the original pollution value of the ground water; locating and setting out the ground water site to be repaired, constructing a pumping well, and pumping the ground waterthrough the pumping well; sequentially treating the pumped groundwater by an adjustment tank, a coagulation and sedimentation device, a quartz sand filtration device, an electrocatalytic oxidation device and an activated carbon filtration device, and sending the treated groundwater to a clean water tank for detection and discharge. Through the above-mentioned way, the invention has good remediation effect on the contaminated ground water through the comprehensive investigation of the site to be remediated in the early stage and the subsequent treatment of the ground water, can smoothly complete the entire remediation process, does not need rework, effectively controls the cost, and is easy to realize and popularize and apply.

The invention discloses a greenhouse agricultural environment management and control system and an operation process thereof. The greenhouse agricultural environment management and control system comprises a simple greenhouse, a ventilation device, a sun shading device, a spraying device and an intelligent management and control device.The ventilation device is arranged between greenhouse frames of the simple greenhouse; and the sun shading device is arranged at the upper side of the simple greenhouse, the spraying device is arranged on the ground in the greenhouse, and the intelligent management and control device is connected with the ventilation device, the sun shading device and the spraying device. According to the management and control system, the intelligent management and controldevice receives real-time monitored in-greenhouse environment parameters and user short message communication instructions, and regulation and control are carried out according to user instructions orthe situation that the environment parameters exceed the threshold range. Based on improvement of an existing simple greenhouse, the environment in the greenhouse is regulated and controlled while the construction cost is saved, remote monitoring is achieved in a short message communication manner, and a stable and appropriate environment is provided for growth of plants in the greenhouse.

The invention discloses a single-trunk three-main-branch open-center tree shape of carya illinoensis and a shaping and pruning method thereof. The tree shape is characterized in that the trunk fixing height is 1.5-2.5 m; three main branches are selected and reserved, the main branches are alternately grown on a central trunk at the same height, the angle is about 120 degrees, the main branches are inclined upwards, the opening angle is 45-60 degrees, more than 8 lateral branches which are outwards inclined are cultivated on each main branch, bearing branch groups are attached to the lateral branches, the distance between the lateral branches is about 30 cm, and when the main branches are 2.5 m or above, heads fall off in time, and the height of the main branches is not higher than 3.5 m. The tree shape has no central trunk above a branch point, and three main branches are uniformly distributed around a crown and are not crossed and overlapped. The tree shape can be formed in 2-3 years, has the advantages of being fast in shaping, good in early-fruiting yield, easy to shape, simple in later-stage pruning and convenient to grasp, and is a novel high-quality, early-fruiting high-yield and labor-saving tree shape beneficial to mechanization cultivation for carya illinoensis.