36results about How to "Improve climate adaptability" patented technology

The invention discloses a peach tree shape applicable for high-density planting. The peach tree shape of the invention is Y-shaped, and consists of a trunk and two large branch groups. Two large fruit branch groups can be produced on the upside of the trunk, and are arrayed oppositely in a line, and respectively extend into the two side rows; the extension direction is perpendicular to the row direction, as well as has a 45-55 degrees angle with the vertical direction. Fruit branches and small sized fruit branch groups are produced on the large fruit branch groups. The peach tree shape of the invention is applicable for high density planting, the structure of the tree is simple, the pruning is simple, the forming is quick, and the cost is low. The method of the invention is easy to be learned, the operation is simple. Standard management can be conducted for the invention to ensure that the peach orchard realize early rich and high-quality yield, high yield and stable yield.

The invention discloses technology for processing coastal glehnia root medicinal materials in a planting and producing area and a quality standard. The technology comprises the following steps of: natural environment and planting field selection, seed treatment, sowing and seedling, field management, pest prevention and control, harvesting, processing and quality control standard. The producing area with an atmosphere environment and a soil environment both reaching a good agricultural practice (GAP) standard is selected in the sowing step; in the production management process, any harmful synthetic chemical substance is not used or a limited amount of appointed synthetic chemical substance is allowed; the production and processing are performed according to a production operating procedure worked out by GAP requirements; check and detection are performed; sandy or semi-sandy soil with loose and fertile soil texture is selected; if seeds are sowed in spring, the seeds are required to be stored in sand at low temperature; in the field management step, the water content of soil is controlled and reasonable relative humidity is kept; buds are picked timely; the pest prevention and control work is well performed; after harvesting, the coastal glehnia root medicinal material which is peeled or not peeled is processed timely, wherein the medicinal effect is better if the coastal glehnia root medicinal material is not peeled; and fingerprint and content measurement is added in the quality control, so the quality control standard is raised.

The invention relates to a method for producing an environmental-friendly glass fiber facing felt from adhesion agent and glass fiber cut into the length according to the process requirement in the steps of forming with fiber, dipping the glue, drying and rolling. The method for producing the environmental-friendly glass fiber facing felt is characterized in that the main components of the adhesion agent are urea formaldehyde and polyacrylate. The glass fiber facing felt has good air permeability, high dry strength, strong clamate adaptability and no mirror reflection, can be adhered to the wall surface conveniently and easily to decorate the wall surface and make the wall surface attractive without blistering and cracking and is mildewproof, fireproof, attractive and durable.

The invention discloses a slotted type steam-driven catapult for airplane short-distance take-off, belongs to the field of machinery, and relates to the carrier airplane take-off steam boosting technology. Due to the fact that the main part of an American steam-driven catapult on active service is a slotted steam cylinder, the related sealing technology is high in requirement, and machining, maintenance and repairing difficulties are high. In order to solve the problems, the slotted type steam-driven catapult adopts a creative slotted steam cylinder and sealing technology, machining, maintenance and repairing difficulties are lowered greatly, and independent production can be performed by China. By methods such as expanding the diameter of the steam cylinder, increasing steam pressure and parallelly connecting multiple groups of steam cylinders, catapulting power can be increased, catapulting take-off of heavy carrier airplanes such as Su-30MKK with full oil load can be achieved, the blow radius of the carrier airplanes of China is expanded to above 1500 kilometers, and territory, territorial waters and other national benefits of China can be guarded effectively.

The invention discloses an underwater pipe arranging device which is characterized in that a roadbed pipe-jacking fixing part is provided with a jack group which is connected with an underwater injection digging part through a welded steel pipe part; the underwater injection digging part is connected with an overwater positioning part through a connecting steel cable; a bank water pumping part is connected with the welded pipeline part through the pipeline. The invention ensures all the welding work to be finished on bank and adopts the pressure water injection and the buoyancy of the steel pipe to finish the ditch groove digging and the positioning work so that the water flow resistance and the wind wave resistance are strong; the influence of the variable water level is small; the climatic adaptation is strong. The water quantity in the welded steel pipe part can be controlled through the water depth scale, a jet flow water-supply pump and a temporal water-pumping and diving pump; the depth of the ditch groove can be accurately controlled through the buoyancy of the welded steel pipe part; the welded steel pipe part and the underwater injection digging part can be sunk into the ditch groove to reduce the influence on the pipeline from the water flow when the construction is temporally paused. The overwater positioning part is not only used for ensuring the power supply and control of the jet flow water-supply pump, but also used for the deviation correction when the pipe position has deviation.

The invention relates to an intelligent LED lamp remote monitoring system which comprises an LED lamp sub module, an LED lamp receiving and processing terminal and a monitoring centre. The LED lamp receiving and processing terminal realizes information transfer with the monitoring centre through a GSM (Global System for Mobile Communications) module arranged inside the LED lamp receiving and processing terminal. The LED lamp sub module is internally provided with an RF (Radio Frequency) transmitting module and transmits signals to the LED lamp receiving and processing terminal. In the invention, the LED lamp sub module is internally provided with the RF transmitting module and effectively combined with LED lamp inductive sensing technology, short distance high-frequency communication technology and GSM remote network communication technology to form the remote monitoring system. The remote monitoring system can perform remote realtime monitoring for single group or multiple groups of LED lamps. The users or manufacturers can obtain the work condition of each group of LED lamps at the first time, thereby, the after-sales service level of products is improved and the product quality improving and upgrading period is shortened.

The invention relates to a method for recovering the vegetation diversity of a river channel. The method comprises the following steps of surveying geographic conditions and hydrologic conditions, surveying local aquatic plants, screening the aquatic plants, improving substrates at a river bottom, planting the aquatic plants and performing follow-up management on the planted aquatic plants. In addition, the invention further discloses a multi-layer natural material river bed. Besides, the multi-layer natural material river bed is adopted in the step of improving the substrates at the river bottom in the method for recovering the vegetation diversity of the river channel. According to the scheme disclosed by the invention, the bottom substrates at the river channel of an urban inland river with ecosystem degradation are improved, the local aquatic plants with high climate adaptability and prominent dirt removing capacity are in optimal configuration, the vegetation of the river channel of the urban inland river is specifically recovered and rebuilt, the biological diversity in the river channel is rapidly and effectively improved, and water quality is purified.

The invention discloses a comprehensive asphalt pavement maintenance truck capable of performing site material frying and heat-preservation material storing. The comprehensive asphalt pavement maintenance truck comprises a chassis and a frame and also comprises a stock bin system, a stock bin lifting mechanism, a hydraulic grab bucket feeding system and a discharging device. The stock bin system can fry a mixed asphalt material and can also be in butt joint with an asphalt mixing station to achieve heat-preservation storage of the hot mixed asphalt material, the defect that stock bins of asphalt pavement maintenance trucks in the market are single in function and poor in environmental adaptability is overcome, the truck achieves multiple purposes in one, has strong climate adaptability and is efficient, capable of saving energy and environmentally friendly. The full-automatic hydraulic grab bucket feeding system can achieve accurate positioning, automatic grabbing, rotary feeding and accurate discharging of the mixed asphalt material in any region within the extensible rotation radius range of a suspension arm and is high in automation degree, large in feeding distance, wide in range, accurate and efficient. Discharging of the stock bin can be achieved by adopting a double-connecting-rod mechanism lifting the self-weight of the stock bin, and reversed discharging can be also achieved by adopting a helix which the stock bin is provided with.

The invention discloses an open-type absorption heat pump sludge drying system and a using method thereof, the system comprises a generation condensation device, and an open-type absorber, a first dryer and a second dryer which are all of a hollow structure; the system also comprises a first heat exchanger, a third heat exchanger, a first air heat exchanger and a second air heat exchanger which are respectively provided with a heating channel and a cooling channel which are mutually isolated; and the structure is divided into a single-effect structure and a double-effect structure. When the method is adopted for drying, circulating air, an evaporator and a low-temperature cold source are not needed.

The invention discloses a refrigerating box with a high-efficiency energy-saving evaporator for a refrigerator. The refrigerating box comprises an evaporating board, and evaporating tubes arranged on the evaporating board, wherein the evaporating tubes are circuitously distributed on the evaporating board in an S shape; an air return tube is connected with the evaporating tubes integrally without a welded junction; and a refrigerant from a capillary flows from the top of the evaporator to the bottom of the evaporator, flows from the bottom of the evaporator to the top of the evaporator, and flows to a compressor through the air return tube. The evaporating tubes are skillfully arranged, so that the density of the evaporating tubes in the evaporator is higher than that of evaporating tubes in a common evaporator, the evaporating temperature is lower, and the cooling speed is higher; the evaporator has functions of a reservoir, after the refrigerator stops working, the refrigerant at the temperature of about 26 DEG C below zero stored in the evaporator perform heat exchange with foods in the refrigerator, and the shutdown time of the refrigerator is prolonged; the evaporator has a large inner diameter, the refrigerant has low flow resistance, and power consumption is low; and due to the three aspects, the refrigerator is more energy-saving, and the evaporator has a simple structure, a few welded junctions and low cost and is easy for mass production.

The invention relates to the technical field of automobile lamps, and discloses an anti-fogging and frost-prevention device of an automobile lamp. The anti-fogging and frost-prevention device comprises an original lamp face mask, an additional face mask, a sealing gasket, an outer decoration ring, a screw, a heating wire and a drying agent; and at least one layer of additional face mask is arranged outside the original lamp face mask, a gap between the additional face mask and the original lamp face mask is 5 mm to 10 mm, the gap can be adjusted according to needs, and the drying agent and the heating wire are arranged in the gap. According to the device, a gas or vacuum layer is formed between the additional face mask and the original lamp face mask, the drying agent and the heating wire are arranged in the gap, left moisture is further removed, as the gas or vacuum layer is a poor conductor of heat, coagulating fogging of a lampshade cannot be generated by sudden temperature falling under extreme climate, and the climate adaptability of the automobile lighting lamp is improved. The anti-fogging and frost-prevention device has the beneficial effects of being simple in structure, low in cost and high in practicability, and the anti-fogging and frost-prevention device can be used for lamps such as halide torches, HIDs and LEDs.

The invention relates to a sludge treating process, in particular to an infiltration chamber system for infiltrating, drying and digesting sludge. The infiltration chamber system for infiltrating, drying and digesting sludge comprises an infiltration chamber, wherein a bottom plate of the infiltration chamber is provided with a water-proof geomembrane; the water-proof geomembrane is provided with a filtering layer; the thickness of the filtering layer is 650-750 millimeters; the filtering layer is formed by paving gravel filter materials; the filtering layer consists of three types of filter materials of different particle diameters in an upper filtering layer, a middle filtering layer and a lower filtering layer; a perforated water collecting pipe is arranged in the lower filtering layer; the perforated water collecting pipe is connected with an infiltrate drainage pipe; one side wall of the infiltration chamber is provided with a sludge inlet pipe; another side which is opposite to the side wall is provided with a supernatant drainage pipe; the supernatant drainage pipe is higher than the upper filtering layer; and the top of the filtrating chamber is provided with a sunlight plate top cover. The use of the technical scheme defined by the invention is not limited by areas or climate, the sludge drying speed is high, the stability degree is high, and secondary pollution caused by underground water does not exist simultaneously.

The invention discloses a preparation method of a solar-assisted air water producing material and a product and application of the material, and belongs to the technical field of air water production.The preparation method comprises the steps that (1) sand particles are soaked in an alkaline etching solution, and dried to obtain the treated sand particles A; (2) the sand particles A are impregnated in an oxidizing solution, and dried to obtain the treated sand particles B; (3) the sand particles B are impregnated in a polymer solution with photo-thermal conversion performance, and dried to obtain the treated sand particles C; and (4) the sand particles C are impregnated in a salt solution containing metal ions for ion doping, and dried to obtain the solar-assisted air water producing material. The solar air water producing material has the advantages of wide material source, simple preparation, low cost, strong moisture absorption capacity, high solar utilization rate, strong climateadaptability and the like, does not need expensive and complex experimental equipment, and has a wide application prospect in arid and desert areas.

Discloses is an Internet based indoor condensation detection system and method. The Internet based indoor condensation detection system comprises an upper computer and a plurality of indoor condensation detectors, wherein the upper computer is located in a monitoring center and the plurality of indoor condensation detectors are arranged on building test sites respectively. The detection is performed on a detected wall body of every site through the corresponding indoor condensation detector, data of the inner wall surface temperature, the indoor environment temperature, the indoor close-to-wall position temperature, the outer wall surface temperature, the indoor environment humidity, the outer wall surface humidity, the inner wall surface humidity and wall body dew points are collected to be timely transmitted to the upper computer through the Internet for data display, recording and storage, the data analysis is performed to obtain the indoor condensation coefficient of every detected wall body, and meanwhile the site alarm is performed on the condensation of every detected wall body according to a detection result through the corresponding indoor condensation detector. According to the Internet based indoor condensation detection system and method, the remote transmission of the measurement data, the networking monitoring of the plurality of sites and the site alarm formed by the condensation are implemented, the adaptability to the environment is high, the test time is short, the measurement accuracy is high, the detection cost is low, the stability is high, the use is convenient, and the Internet based indoor condensation detection system and method is particularly suitable for the real-time collection on the continuous data of the plurality of unmanned sites.

The invention discloses a cutting breeding technology of vine tea, which comprises the following steps: (1) selection of nursery land; (2) deep plowing and land preparation and base fertilizer application; (3) soil disinfection; Ridging and covering with plastic film; (5) green branch cutting; (6) nursery field management; (7) nursery stock transplantation; it is characterized in that the green branch cutting method and the bed making of the seedbed. Compared with the prior art, the invention can improve the survival rate and yield of vine tea plants; shorten the soaking time and improve the cutting efficiency; and is suitable for large-scale cultivation and transplantation.

The invention relates to the technical field of polyurethane paints, and especially relates to a novel polyurethane paint. The novel polyurethane paint comprises, by mass, 60-78 parts of alkyd resin, 22-30 parts of petroleum resin, 20-35 parts of an organosilicon emulsion, 5-10 parts of xylene used for modifying polyester, 4-9 parts of acrylic polyol, 5-12 parts of polyurethane, 10-15 parts of an aqueous epoxy resin curing agent, 3-10 parts of hydroxypropyl methyl cellulose ether and 3-8 parts of an antifoaming agent. A paint film formed by the polyurethane paint prepared by adopting the above formula is bright, full and hard, has wear resistance, and has strong oil, acid and alkali resistance; and the paint has the advantages of good construction property and levelability, strong climate adaptability, convenience in use, and convenience in promotion and application.

The invention discloses an all-weather intelligent stereoscopic plant cultivation system. The system is provided a box with heat preservation and thermal insulation functions, a first support is arranged in the box, a first growth lamp layer serves as a top layer of the first support, a first plant cultivation layer is arranged under the first growth lamp layer, a second growth lamp layer serves as a third layer, and a second plant cultivation layer serves as a fourth layer; a temperature sensor and a humidity sensor are arranged on the side wall or at the bottom of the box; a temperature heater, a nutrient sprayer, a humidifier, a heater, a refrigerating machine and an ultraviolet lamp are arranged on the side wall or at the bottom of the box; the system further comprises a refrigerating host and a control box which are arranged on the outer side of the box, the temperature sensor, the humidity sensor, the temperature heater, the nutrient sprayer, the humidifier, the heater, the refrigerating machine, the ultraviolet lamp and growth lamps are all electrically connected with the control box, and a control chip and a circuit which control devices connected with the control chip and the circuit to work are arranged in the control box. The stereoscopic cultivation system is suitable for being used in remote areas, areas with inconvenient traffic and environments with bad nature conditions.

Drill pipe positioning, assembling and disassembling calipers belong to the mechanical field of oilfields. Due to the drill pipe positioning, assembling and disassembling calipers, working time of workers at a wellhead is shortened as much as possible, the distance from the workers to equipment at the wellhead is lengthened during operation, drill pipe assembling and disassembling precision is improved, and the drill pipe positioning, assembling and disassembling calipers can replace manual drill pipe assembling and disassembling operation. The drill pipe positioning, assembling and disassembling calipers consist of an assembling and disassembling portion, a positioning portion and an auxiliary portion. The drill pipe positioning, assembling and disassembling calipers not only meet requirements of reducing oil and gas well production costs and increasing engineering quality, but also meet requirements of guaranteeing personal safety of the oil workers and increasing working conditions of the workers. The drill pipe positioning, assembling and disassembling calipers can replace manual drill pipe assembling and disassembling operation. By the aid of existing mature technology, two sets of hydraulic calipers grip and tighten a drill pipe, the horizontal positions of the calipers are controlled by two axial lead screws, displacement is monitored by inductive guide tracks, and an effect of automatically assembling and disassembling the drill pipe is achieved.

The invention relates to a solar energy and wind energy-based solar water heater surplus water pipe heat compensation system, and belongs to the technical field of solar heat supply. The system comprises a wind energy and solar energy hybrid power supply system, a heat insulating surplus water pipe, a hot water gate valve arranged at the upper end of the heat insulating surplus water pipe, a household ball valve arranged between the surplus water pipe and each household hot water pipe through a tee joint, a household gate valve arranged on the heat insulating surplus water pipe and a household flange electric heater; the upper end of the heat insulating surplus water pipe is connected with a water outlet of a heat storage water tank on the top of a building through a head gate valve; each household flange electric heater is arranged on the heat insulating surplus water pipe below each household tee joint; the gate valve is arranged on the heat insulating surplus water pipe between each household tee joint and the flange electric heater; and the output end of the wind energy and the solar energy hybrid power supply system is connected with each household flange electric heater. Power is generated through wind force and solar energy and supplied to the flange electric heater to heat cold water in the surplus water pipe. The solar energy and wind energy-based solar water heater surplus water pipe heat compensation system has the advantages of water saving, energy saving, capacities of increasing hot water supply amount and improving climatic adaptation of a solar heating system, and the like.

The invention discloses a preparation method of a solar-assisted air-based water production material and its products and applications, belonging to the technical field of air-based water production. The preparation method includes: (1) immersing sand particles in an alkaline etching solution, drying to obtain the treated sand particles A; (2) immerse the sand particles A in the oxidation solution, and dry to obtain the treated sand particles B; (3) immerse the sand particles B in the photothermal conversion performance drying in the polymer solution to obtain treated sand particles C; (4) immersing the sand particles C in a salt solution containing metal ions for ion doping, and drying to obtain a solar-assisted air-based water production material. The solar air water production material prepared by the present invention has the advantages of wide source of materials, simple preparation, low cost, strong moisture absorption capacity, high solar utilization rate, and strong climate adaptability, and does not require expensive and complicated experimental equipment. Desert areas have broad application prospects.

The invention discloses a light steel keel and surface layer reinforced aluminum alloy facing sandwich polyphenyl foamed ceramic composite wallboard and a manufacturing method. The composite wallboard is composed of a foamed ceramic board, a reinforcing mesh, a steel wire mesh fiber cement mortar surface layer, a light steel keel, a polyphenyl board and a decorative aluminum alloy board. The interior of the foamed ceramic is of an independent air hole structure, and the foamed ceramic has the ecological material characteristics of heat preservation, heat insulation, durability, light weight, high strength and environmental protection. The composite wallboard with the four-reinforcement characteristic is formed by organically matching the reinforcement of a foaming ceramic plate slotting and bar planting structure, the reinforcement of a steel wire mesh fiber cement mortar structure on the inner side of the foaming ceramic plate, the reinforcement of a light steel keel structure on the periphery of the composite plate and the reinforcement of a decorative aluminum alloy plate structure on the outer side of the foaming ceramic plate. The building has the integrated characteristic of multiple functions of structure, enclosure, heat preservation and decoration, is widely applicable to residential buildings, public buildings, factory buildings and the like, has durability which can be the same as the service life of the buildings, and is low in maintenance cost, high in cost performance and wide in application prospect.

The invention relates to a method for recovering the vegetation diversity of a river channel. The method comprises the following steps of surveying geographic conditions and hydrologic conditions, surveying local aquatic plants, screening the aquatic plants, improving substrates at a river bottom, planting the aquatic plants and performing follow-up management on the planted aquatic plants. In addition, the invention further discloses a multi-layer natural material river bed. Besides, the multi-layer natural material river bed is adopted in the step of improving the substrates at the river bottom in the method for recovering the vegetation diversity of the river channel. According to the scheme disclosed by the invention, the bottom substrates at the river channel of an urban inland river with ecosystem degradation are improved, the local aquatic plants with high climate adaptability and prominent dirt removing capacity are in optimal configuration, the vegetation of the river channel of the urban inland river is specifically recovered and rebuilt, the biological diversity in the river channel is rapidly and effectively improved, and water quality is purified.

The invention discloses a surface layer reinforced aluminum alloy plate facing foaming ceramic composite wallboard and a manufacturing method. The surface layer reinforced aluminum alloy plate facing foaming ceramic composite wallboard is composed of a foaming ceramic plate, a reinforcing mesh, a steel wire mesh fiber cement mortar surface layer and a decorative aluminum alloy plate. The interior of the foaming ceramic is of an independent closed air hole structure, and the foaming ceramic has the remarkable ecological material characteristics of heat preservation, heat insulation, sound insulation, weather resistance, fire resistance, durability, light weight, high strength and environment friendliness. According to the invention, the slotting and bar planting structure reinforcement of the foamed ceramic plate, the steel wire mesh fiber cement mortar structure reinforcement on the inner side of the foamed ceramic plate and the decorative aluminum alloy plate structure reinforcement on the outer side of the foamed ceramic plate are organically matched, so that the composite wallboard with three reinforcement characteristics is formed, and the composite wallboard has the characteristic of integrating multiple functions of structure, enclosure, heat preservation and decoration; the composite material has the advantages of strong climate adaptability, wide application range in residential buildings, public buildings, factory buildings and the like, durability, low maintenance cost, high cost performance and wide application prospect, and the service life of the composite material can be the same as that of the buildings.

The invention relates to the field of power transformation, in particular to a small-size voltage transformer. The small-size voltage transformer comprises a high-voltage coil, a low-voltage coil, an iron core, a high-voltage outgoing line and a mounting plate. The low-voltage coil of the small-size voltage transformer is wound on the iron core. The low-voltage coil is fully-insulated. The high-voltage coil passes through the iron core and is wound up to the number of turns by taking the iron core as a frame and connected with the high-voltage outgoing line. The iron core is of an annular structure. Epoxy resin is primarily fully-closed poured in the voltage transformer. The voltage transformer is fixed on the mounting plate.

The invention discloses a lubricating oil cooling device of a single-stage high-speed centrifugal fan. An evaporation tube is arranged in a heat exchanger tank body and is connected with the heat exchanger tank body through a tube joint, a sealing gasket is arranged between the tube joint and the heat exchanger tank body, and an oil inlet and an oil outlet are arranged on the heat exchanger tank body; a heat radiating tube is arranged in a heat radiator tank body and is connected with the heat radiator tank body through a tube joint, a sealing gasket is arranged between the tube joint and the heat radiator tank body, a heat radiating fin is arranged on the heat radiating tube, and one side of the heat radiating tube is provided with a cooling fan; the heat exchanger tank body and the heat radiator tank body are respectively provided with a connecting flange for mutually connecting the heat exchanger tank body with the heat radiator tank body, and the heat radiating tube, the heat exchanging tube and a compressor form a sealing loop in which a cooling medium is filled. The invention cools lubricating oil by utilizing a refrigeration technique and has the advantages of cyclic utilization of the cooling medium, high cooling efficiency, low sensibility on environmental temperature change and no environmental pollution.

The invention discloses an anticorrosive coating material for reinforced concrete, a preparation method and applications thereof, and belongs to the technical field of anticorrosive coating materials,wherein the anticorrosive coating material comprises, by mass, 8-30% of a phenol formaldehyde epoxy resin, 4-20 % of Ethylene glycol diglycidyl ether, 4-20 % of butanol, 1-5 % of a xylene-type unsaturated polyester resin, 7-32 % of a modified amine epoxy resin curing agent, 0.8-4 % of toluene-2,6-diisocyanate and / or modified toluene-2,6-diisocyanate, 5-25 % of mica flakes, and 2-3 % of ultrafinesilica. According to the present invention, the anticorrosive coating material has advantages of good sulfate and chlorine ion barrier performance, low film thickness, low surface energy, strong climate adaptability, good mechanical property, simple coating and the like, can meet the use requirements of high-sulfate and high-chlorine-ion composite salty soil environments, and can ensure the safetyand the long-term stability of the reinforced concrete infrastructure in the high-sulfate and high-chlorine-ion composite salty soil environment.

The invention provides a snow-melting agent and a preparation method thereof and a road fog sealing layer containing the snow-melting agent. The snow-melting agent is prepared from emulsified asphalt and encapsulated salt emulsion, wherein the encapsulated salt emulsion is prepared from an organic non-chlorine salt and a macromolecular encapsulating material, and the mass ratio of the emulsified asphalt to the encapsulated salt emulsion is 1:(0.1-5), preferably 1:(0.2-5). The snow-melting agent disclosed by the invention can be sprayed on the surface of a road before snowfall to form a road fog seal layer, so that the adhesive force of ice and snow on the road surface is weakened, water on the surface of the road is crystallized into a loose and fragile state at a low temperature, is extremely easily crushed by passing vehicles and is further melted into a liquid state, and an ice layer adhered to the road surface is not generated. The snow-melting agent disclosed by the invention is high in snow-melting and deicing efficiency, greatly improve the ice and snow resistance of a road, avoids road closure, and reduces traffic accidents.

The invention discloses a positioning method for an aircraft precise positioning device, relates to the technical field of unmanned aircraft, and includes a cascade pipe assembly provided on a parent aircraft and a cascade rod assembly provided on a slave aircraft; the cascade pipe assembly includes a cascade pipe assembly , the first screw rod and the electromagnetic traction column; the cascading rod assembly includes a cascading rod, one end of the cascading rod is arranged on the slave machine, and the other end has a permanent magnet ball head, and the cascading rod is arranged along its own axis There is a screw hole for the first screw screw to extend in, and the screw hole runs through the cascade rod and the permanent magnet ball in turn; the end of the electromagnetic traction column has a On the end face, an electromagnetic coil is arranged inside the electromagnetic traction column, and the electromagnetic coil changes magnetic poles for attracting or repelling the permanent magnet ball head. When this scheme is used for cascading, it improves the cascading precision and ensures the safety of the aircraft.

The invention discloses a production process and device for a recoverable chemical molecule synthetic material. The production process comprises the following operation steps: S1, material collection; S2, crushing into chips; S3, scientific processing treatment with different densities; S4, proportioning and fusion; S5, finished product pressing; S6, mold entering; and S7, finished product obtaining. In the step S1, recyclable branches, wood chips, wood fibers, resin, an adhesive, nutritional ingredients required by plants, an anti-ultraviolet dosage and a preservative which are trimmed from municipal garden ornamental trees in a trimming period every year are recycled. In the step S2, the residual trees in the step S1 are crushed through a waste utilization device so as to meet the treatment requirement. The production process and device have the beneficial effects that the structure is simple, and operation is convenient; and the branches can be fully smashed through a smashing mechanism and a rolling structure and then are utilized, so that resources are saved, development of the modern society is facilitated, the environment is protected, and pollution is reduced.

The invention relates to a sludge treating process, in particular to an infiltration chamber system for infiltrating, drying and digesting sludge. The infiltration chamber system for infiltrating, drying and digesting sludge comprises an infiltration chamber, wherein a bottom plate of the infiltration chamber is provided with a water-proof geomembrane; the water-proof geomembrane is provided with a filtering layer; the thickness of the filtering layer is 650-750 millimeters; the filtering layer is formed by paving gravel filter materials; the filtering layer consists of three types of filter materials of different particle diameters in an upper filtering layer, a middle filtering layer and a lower filtering layer; a perforated water collecting pipe is arranged in the lower filtering layer; the perforated water collecting pipe is connected with an infiltrate drainage pipe; one side wall of the infiltration chamber is provided with a sludge inlet pipe; another side which is opposite to the side wall is provided with a supernatant drainage pipe; the supernatant drainage pipe is higher than the upper filtering layer; and the top of the filtrating chamber is provided with a sunlight plate top cover. The use of the technical scheme defined by the invention is not limited by areas or climate, the sludge drying speed is high, the stability degree is high, and secondary pollution caused by underground water does not exist simultaneously.