91results about How to "Promote green development" patented technology

The invention relates to a preparation method for a wood-bamboo reinforced resin composite material based on high-pressure densification, and belongs to the field of composite materials and artificialboards. The preparation method for the wood-bamboo reinforced resin composite material based on the high-pressure densification comprises the steps that lignin and hemicellulose are partially removedfrom wood veneers, wood boards or bamboo sheets by a chemical reagent, the chemical reagent is removed by water, and the water is replaced by ethanol or acetone; the wood veneers, the wood boards orthe bamboo sheets with lignin and hemicelluloses removal are put into a mixed solution of a resin system or a resin solution and a flame retardant, a diluent and / or a toughening agent additive, or sequentially put into the resin system or the resin solution and the mixed solution of the additive, so that the resin and additive penetrate into cells and cell pores of the wood or the bamboo; and semi-finished products are assembled into blanks, and high-pressure densification and high-temperature curing are carried out to prepare the high-strength composite material. The preparation method for the wood-bamboo reinforced resin composite material based on the high-pressure densification overcomes the stress concentration problem caused by the pores and the like in an existing artificial board,and the prepared novel structural composite material has good mechanical properties and flame retardancy, so that the application of wood in the structural fields of airplanes, high-speed trains, buildings and the like are greatly promoted.

The invention discloses a nano silver-polyvinylidene fluoride composite separation membrane and a preparation method thereof. The separation membrane is obtained by modifying a polyvinylidene fluoride membrane with nano silver. According to the invention, two dispersion methods namely a physical method and a chemical method are simultaneously adopted in the preparation process, so that nano particle reaches an ideal dispersion effect in the polyvinylidene fluoride separation membrane and a reliable guarantee is provided for the excellent property of the membrane. In the invention, a noble metal nano silver the price of which is relatively low is added, and the amount of nano silver is regulated, so that the mechanical property, antibiotic property and pollution resistance of the polyvinylidene fluoride separation membrane are greatly improved, the water flux and trapping rate of the polyvinylidene fluoride separation membrane are also improved, the service life of the membrane is prolonged, and the membrane has high performance-to-price ratio.

The invention relates to a green, sustainable and high-yield planting method of sugarcane. The method comprises seven steps as follow: selection of healthy and high-quality sugarcane seeds, digging of sugarcane furrows, scientific fertilizer application, seed sowing and soil covering, mulching and soil covering, harvesting of sugarcane and management of perennial roots. Scientific planting and harvesting are strengthened in two key periods including sugarcane planting and harvesting. In the period of sugarcane planting, the consumption of fertilizers is reduced, special slow-release fertilizers for sugarcane and bio-organic fertilizers are applied, mulching films capable of being completely biodegraded are used for complete covering, and accordingly, growth of the sugarcane is promoted; in the period of sugarcane harvesting, a traditional cutting method is changed, cutting at depth of soil is adopted, fertilizers required by the perennial roots of the sugarcane are directly applied to the sugarcane furrows, soil dressing and complete film covering are performed, and management of the perennial roots of the sugarcane can be finished. Green production of the sugarcane is realized, the yield and the sucrose content are increased, the consumption of the fertilizers is reduced, the soil fertility is improved, the utilization rate is increased, the ecological environment of a sugarcane field is improved, growth of the sugarcane and increase of income of sugarcane growers are promoted, and popularization and application are facilitated.

The invention relates to a sintered cooled waste gas waste heat power generating system with an organic Rankine cycle function. The sintered cooled waste gas waste heat power generating system comprises sintered ore waste heat recovery equipment, a waste heat boiler, a cooling tower, a steam condenser, a coal economizer and the like and further comprises an organic Rankine cycle power generating system composed of an evaporator, an expander, a second motor, a heat regenerator and a condenser. Sintered cooled waste gas waste enters the evaporator firstly, exchanges heat with an organic medium,then enters the coal economizer to heat boiler fed water, and finally enters the sintered ore waste heat recovery equipment to serve as a cooling medium to be circularly used; the heat-exchanged organic working medium enters the expander to do work for power generation, enters the condenser to be condensed through the heat regenerator and finally is pressurized through a working medium pump into the evaporator to be circularly used; and cooling water coming out of the cooling tower cools the organic working medium in the condenser and then comes back into the cooling tower to be circularly used again under the effect of a cooling water pump. Through the sintered cooled waste gas waste heat power generating system, deep recycling of sintered cooled waste gas waste heat is achieved, and thesintered ore waste heat power generating quantity is further increased.

The invention provides an in-phase traction power supply and power generation system and a control method, and relates to the technical field of electrified railway power supply. The secondary side ofa traction transformer is connected with a traction bus; the head ends of the n uplink feeders are connected with the traction bus, the tail ends of the n uplink feeders are correspondingly connectedwith the n uplink contact networks, the head ends of the m downlink feeders are connected with the traction bus, and the tail ends of the m downlink feeders are correspondingly connected with the m downlink contact networks; the input end of a coordination controller is connected with the measuring end of a voltage transformer and the measuring end of the current transformer at the same time, andthe output end of the coordination controller is connected with the control end of a new energy power generation device. The AC output end of the new energy power generation device is connected withthe traction bus. According to the invention, nearby consumption of new energy is facilitated, green development of a railway system is promoted, related electric energy quality problems are avoided,and extra economic income can be brought.

The invention discloses a method for efficiently utilizing complex molybdenum ore with wastewater self-circulation, and belongs to the technical field of molybdenum comprehensive recovery. The methodaims at the problems such as large wastewater discharging amount and difficulty in economic and efficient treatment caused by the fact that existing complex molybdenum ore is used for metallurgy directly without being subjected to beneficiation enrichment; combined with the characteristics of wastewater process and through the processes of ball milling pulping, oxygen pressure leaching, ammonium molybdate preparation, raffinate purification and recycling and acid precipitation mother liquor purification and recycling from the angles of classification treatment and quality separation recycling,the molybdenum recovery rate in the complex molybdenum ore is 90% or above, and waste water is fully recycled in a system; and the economic development and utilization of the complex molybdenum ore under the current industrial technical background is further realized, and the method has important significance for promoting the green development of the low-grade complex molybdenum ore in China.

The invention discloses a method for carrying out integrated aquaculture of ictalurus punctatus in a pond industrial aquaculture system. The method is scientific and feasible in principle, easy to operate and implement in production, and capable of being adopted and applied by farmers easily in economic benefit. The method comprises the steps of preparation before planting and aquaculture, fry stocking, purification zone floating bed rice planting, planting and aquaculture management, aquatic species capturing and rice harvesting. Accordingly, by means of the proper stocking density of ictalurus punctatus fingerlings in an aquaculture water tank, the stocking size is improved, and by means of the annual aquaculture, commercial longsnout catfish with the best-selling size being about 1.5 kg / fish are sold at a high price at different times; by properly stocking a proportion of silver carp, bighead carp, myxocyprinus asiaticus, penaeus monodon and snails and planting 5-8% of floating bedrice in an ecological purification zone simultaneously, and by means of the integrated planting and aquaculture measure, the in-situ remediation effect on aquaculture water is better exerted, the ecological benefit, comprehensive output and economical benefit of the whole breeding system are significantly increased, and the method has strong practical application and popularization value.

The invention relates to a graphene-doped polypropylene-based thermoplastic cable shielding material and a preparation method thereof, and the preparation method comprises the following steps: adding a polyethylene octylene co-elastomer into a first solvent to obtain a POE solution; adding graphene into a second solvent to obtain graphene slurry after ultrasonic dispersion; adding the graphene slurry into the POE solution, and carrying out suction filtration to obtain a flocculent mixture, so as to obtain a POE / graphene master batch; adding the polypropylene, the conductive carbon black, the POE / graphene master batch, the antioxidant and the coupling agent into an extruder, carrying out melt blending, carrying out water-cooling pelletizing, drying and dehydrating. According to the invention, graphene is added to form a synergistic effect with carbon black and improve the conductivity, and the graphene master batch is prepared by ultrasonic dispersion and a solution method, so that the problems of serious stacking and agglomeration of graphene layers are solved, better electrical properties and mechanical properties are obtained, and the conductivity of the graphene master batch is improved under the condition of meeting the conductivity. And a relatively low resistivity positive temperature effect is achieved.

The invention provides a biochar prepared from facility agriculture wastes, a preparation method of the biochar, a soilless culture substrate and application of the soilless culture substrate, and belongs to the technical field of crop cultivation. The method for preparing the biochar from facility agriculture wastes comprises the following steps that the facility agriculture wastes are crushed and are then subjected to cracking for 3 to 4 h at 300 DEG C to 500 DEG C under the oxygen-free condition; and obtained cracking products are crushed to obtain the biochar. The prepared biochar containsrich porous structures and nutritional ingredients including rapidly available potassium, rapidly available phosphorus, rapidly available nitrogen, organic matters and salts; and the pH is alkaline,so that sufficient ventilation pores and nutrients are provided for crop growth. The invention also provides a vegetable soilless culture substrate containing the biochar. Compared with an existing soilless culture substrate, the vegetable soilless culture substrate provided by the invention has the advantages that the cucumber yield can be stably improved; the cyclic utilization of facility agriculture production wastes such as straws can also be realized; and carbon sequestration, emission reduction and green development are promoted.

The invention discloses an aerogel particle-carbon dioxide-water-based three-phase foam system for an oil field, and application thereof. The three-phase foam system is prepared from carbon dioxide, aliquid phase and aerogel particles, wherein the liquid phase is an aqueous solution of a foaming agent, a foam enhancer and an inorganic salt aid. According to the invention, the three-phase foam system can uniformly and stably carry aerogel particles with oleophylic and hydrophobic characteristics, so that the aerogel particles are brought into a reservoir, the aerogel particles are uniformly dispersed in the reservoir, a selective plugging effect of plugging water but not plugging oil in a dominant channel in the reservoir is achieved, the water-based carbon dioxide foam oil displacement efficiency and sweep efficiency are enhanced, the purposes of long-period oil stabilization and water control are achieved, and the recovery ratio can be increased; and the addition of the foam enhanceris beneficial to maintaining the overall stability of a three-phase foam system, promotes aerogel particles to be uniformly and stably dispersed in the foam system for a long time, has the characteristics of greenness, no toxicity and no pollution, and is beneficial to promoting the green development of a high-water-content old oil field.

The invention discloses a disc-type scaffold capable of being mounted and dismounted, and relates to the technical field of building members. The problems are solved that when common fixedly-welded scaffolds are moved, a lot of space needs to be consumed, so that transportation efficiency is greatly reduced, and the transportation cost of the scaffolds is increased accordingly. The disc-type scaffold is characterized by comprising a vertical rod and a fixed disc sleeving the outer wall of the vertical rod, at least two first through grooves axially run through the side face of the fixed disc,the inner wall of each first through groove is provided with a first sliding groove, a first sliding block is slidingly connected into each first sliding groove, and a contact rod penetrating throughthe corresponding first through groove and abutting against the outer wall of the vertical rod is hinged to each first sliding block; the fixed disc is provided with at least two first supporting rods, the outer walls of the first supporting rods are in threaded connection with first sleeves, and therefore the purposes are achieved that the space which needs to be occupied when the fixed disc is fixed to the vertical rod can be conveniently reduced, and the transportation cost is effectively reduced accordingly.

The invention provides a method for manufacturing a longitudinal and radial water-blocking medium-voltage power cable. The method comprises the steps of (1) manufacturing wire cores, and (2) manufacturing a cable core, and (3) manufacturing a protective layer. The step (1) comprises the steps of preparing conductors, and sequentially coating the conductors with first layer water-blocking expandedstrips, semi-conductive conductor shielding layers, water-resistant tree-type cross-linked polyethylene insulating layers and semi-conductive insulating shielding layers, the step (2) comprises the steps of sequentially coating cables prepared in step (1) with second layer water-blocking expanded strips and metal shielding layers, and the step (3) comprises the steps of coating a cable prepared instep (2) with a first wrapping tape layer, a radial waterproof layer and a first sheath layer. The first layer water-blocking expanded strips are formed by wrapping semi-conductive water-blocking belt, the semi-conductive conductor shielding layers, the water-resistant tree-type cross-linked polyethylene insulating layers and the semi-conductive insulating shielding layer are formed by extrusion,the second layer water-blocking expanded strips are formed by wrapping semi-conductive water-blocking belts, the first wrapping tape layer is formed by wrapping a wrapping tape, and the radial waterproof layer is formed by vertically wrapping the first wrapping tape layer with an aluminum-plastic composite belt in the axial direction of the cable core.

The invention provides a multifunctional ecological seawall ecosystem applicable to bays with strong stormy waves. The multifunctional ecological seawall ecosystem comprises a multi-step type wave-proof bank energy dissipation artificial fish reef area, a mangrove and landscape plant living adaption area, an ecological seawall main body engineering area and an ecological hydrophilic landscape area which are sequentially arranged from the coastal side to the inland. The ecological seawall main body engineering area comprises an artificial wave-proof area and an artificial natural ecological plant growing frame which are arranged from the coastal side to the inland, wherein the multi-step wave-proof bank energy dissipation artificial fish reef area is constructed by means of a wave-proof bank ecological gabion system and superposed with a seaweed bed ecosystem. The reconstruction of a mangrove plant or landscape plant living adaption system is carried out in the mangrove and landscape plant living adaption area under the assistance of filling of accropodes or natural blocky stones or back-silting remediation. The provided multifunctional ecological seawall ecosystem has the advantages of slowing down erosion of stormy waves, improving the safety of embankment protection feet, promoting heterogeneity and diversity of coastal coastline habitats, being suitable for growth and breeding of mangroves and the like.

The invention relates to a multifunctional long-effect slow-release rice fertilizer, which is prepared from urea, ammonium chloride, ammonium phosphate, calcium magnesium phosphate fertilizers, ordinary calcium superphosphate, potassium chloride, zinc sulphate monohydrate, high-activity organic matter, non-coating composite slow release agents, high-activity soil conditioning agents. The multifunctional long-effect slow-release rice fertilizer can promote the rice tillering; the rice spike number and the spike grain number can be emphatically increased, so that the yield is improved. Meanwhile, the absorption of the rice stems and seeds on N, P and K nutrients can be obviously improved; the fertilizer utilization rate is improved; the fertilizer consumption is reduced; meanwhile, the economic benefits of the rice are improved. By using the multifunctional long-effect slow-release rice fertilizer provided by the invention, the rice quality can be obviously improved; the obvious influence is particularly realized on fine rice rate, protein content and straight chain starch content.

The invention discloses a co-production method of 3-nitro-2-methylbenzoic acid and 3-nitrophthalic acid. The co-production method comprises the following steps: (1) oxidizing 3-nitro-o-xylene into 3-nitro-2-methylbenzoic acid in nitric acid in the presence of a catalyst and an initiator by using oxygen as an oxidant; (2) after the reaction is finished, filtering the reaction product when the reaction product is still hot to obtain a 3-nitro-2-methylbenzoic acid crude product and mother liquor; (3) re-crystallizing the 3-nitro-2-methylbenzoic acid crude product to obtain a 3-nitro-2-methylbenzoic acid finished product; and (4) further oxidizing the mother liquor obtained in the step (2) to prepare 3-nitro-phthalic acid, cooling and filtering to obtain a 3-nitrophthalic acid crude product after the reaction is finished, applying the obtained filtrate to the step of oxidizing 3-nitrophthalic acid, and re-crystallizing the obtained crude product to obtain the 3-nitrophthalic acid finishedproduct. The problems of large amount of waste water and waste salt, difficult post-treatment and serious environmental pollution in the existing process are solved.

The invention discloses a multi-mode continuous casting and rolling control method for a plate strip, and belongs to the field of short-process rolling of iron and steel metallurgy. According to the multi-mode continuous casting and rolling control method for the plate strip, process reengineering coordination mechanisms are fused, a swing-type plate shear, a tunnel furnace, a descaling box, an equipment unit and an endless rolling technological process are reengineered, transient mutation and dynamic regulation change of a finishing rolling unit are technically cascaded, a roller of the finishing rolling unit is replaced on line without shutdown, fully-continuous production is guaranteed, the surface quality of an endless rolled plate strip is optimized, temperature uniformity control inthe rolling process is improved, procedure configuration is more coordinated and flexible, a flexible rolling production mode is achieved, the coverage range of the product thickness is broadened, theactive regulating ability to transient mutation in the continuous rolling production process of the plate strip and the flexible manufacturing level are improved, the product quality of the endless rolled plate strip and production full continuity are improved, and the multi-mode continuous casting and rolling control method for the plate strip is of great significance in the aspects of promotingtransformation and upgrading and green development of the field of short-process rolling of iron and steel metallurgy, expanding the advantage supply, optimizing production line configuration and thelike.

The invention discloses a fungus suillus composite convenient beef bone soup base. A preparation method of the fungus suillus composite convenient beef bone soup base comprises the following steps of 1, screening and cleaning; 2, soaking; 3, draining; 4, pulping; 5, enzymolysis, wherein the pH of slurry is adjusted to be 6.0, then, papain and flavored proteinase are added, the enzymolysis temperature is 50-60 DEG C, and the enzymolysis time is 3 h; 6, enzyme deactivation; 7, filtering; 8, seasoning, wherein flavoring agents are added; 9, concentration; 10, microencapsulation, wherein gelatin and Arabic gum are used as wall materials, a concentrate is used as a core material, then, spray drying is performed to form microcapsule particles, the drying temperature is 100-120 DEG C, and the drying time is 30 min. According to the method, fungus suillus and beef bones are combined, and the fungus suillus composite convenient beef bone soup base with the high nutritional value, delicious taste, unique taste and special flavor of the fungus suillus and the beef bone soup is obtained.

The invention provides a method for directly synthesizing Cu-doped zeolite. The method comprises the following steps of: utilizing cheap Si and Al raw materials, adding a Cu source during initial burdening, and directly synthesizing Cu-doped zeolite CHA by carrying out steps of high temperature alkali melting and hydrothermal reaction, wherein the obtained product is uniform in size and well-crystallized. The method provided by the invention has the advantages that a tedious ion exchange step in an existing method is eliminated, an organic template or zeolite seed crystal is not used, and industrial solid waste is fully utilized, so that technology is simplified, cost is reduced, economic benefit and environmental benefit of waste utilization are also added, and green development of the industry is facilitated.

The invention relates to a plate blank performance gradient distribution forming method based on an ESP dynamic variable regulation, and belongs to the field of steel and iron material rolling and deep processing. The method achieves online non-stop roller changing rolling of a variable-thickness plate blank through a '5+1' dynamic variable regulation strategy of a finish rolling unit, cascading with a stamping quenching technology after a laminar cooling procedure is achieved, industry integration of upstream rolling and downstream deep processing is achieved, a short-flow compact productionflow combining rolling-deep processing is realized, and performance variable gradient characteristic stamping quenched parts can be produced; and the method realizes integrated production from metallurgical raw materials to products, the transportation cost of intermediate links is saved, besides, complementary energy resources of a rolling process can be effectively utilized, the overall manufacturing process of plate blank deep processing is remarkably shortened, high-quality development of the rolling and deep processing industry is promoted, and the method is of important significance in promoting green development of the rolling and deep processing industry field, expanding dominant supply, optimizing productivity layout and the like.

The invention relates to a multi-degree-of-freedom sun-shading three-dimensional greening device. The three-dimensional greening device comprises one or more three-dimensional greening cultivation modules; each three-dimensional greening cultivation module includes a three-dimensional cultivation greening assembly (12), a sun-shading assembly and a driving assembly; each three-dimensional cultivation greening assembly ( 12) includes a horizontal operation track (14) and a plurality of vertical operation tracks (13) which intersect vertically with the horizontal operation track (14); each sun-shading assembly is detachably installed on the corresponding horizontal operation track (14); each three-dimensional cultivation greening assembly (12) is provided with a port used for being detachably connected with a cultivation flowerpot (9); each sun-shading assembly includes a sun-shading folding plate (10), a sun-shading slider (4) connected with the horizontal operation track (14) and the vertical operation tracks (13) and a rotating support for fixing the sunshade folding plate onto the sun-shading slider (4); and each sun-shading assembly moves horizontally or vertically or rotates about an axis on the corresponding three-dimensional cultivation greening assembly (12). Compared with the prior art, the three-dimensional greening device has the advantages of being better in maneuverability, convenient to adjust, capable of being longitudinally expanded and the like.

The invention discloses a separated liquid cooling system for a phase change heat transfer module of a data center. The system comprises a phase change heat transfer module and an external circulation heat exchange system. The phase change heat transfer module is installed in the server and used for collecting heat generated by a processor in the server and conducting the collected heat to a heat conduction plate outside the cabinet. And the external circulation heat exchange system is connected in parallel with a plurality of cabinets and is used for taking away heat on the heat conducting plate and discharging the heat into the atmospheric environment. The phase change heat transfer module and the liquid cooling system are separately designed, so that the server does not need to be connected with a liquid cooling pipeline under pressure in the installation and maintenance process, the risk of cooling liquid leakage is reduced, the maintenance convenience of the server liquid cooling system is greatly improved, and the green development of the server liquid cooling technology is promoted.

The invention discloses a method for safely and environmentally mining a mineral resource and developing industrial tourism. The method is characterized by comprising the following steps of respectively grinding, proportioning and sieving coal ash, steel slag and coal gangue, selecting iron ore in the coal ash, the steel slag and the coal gangue through magnetic separation, selecting valuable mineral substances through select floatation, obtaining tail slag, preparing and obtaining slurry through the tail slag, injecting the slurry in a mine hole which is in mining through a pipeline and a hole, obtaining a pouring stone supporting body by solidifying the slurry, supporting the geology in a mining area, supporting the mine hole while mining, mining residual mineral around the mining area, developing the industrial tourism for the mining area after the residual mineral is mined completely. According to a safe and environmental mining novel technology related to the invention, the environmental resource development and utilization is combined with the ecological restoration, the environmental development, the cyclic development and the low-carbon development are advanced while the whole mineral resource is fully mined and utilized in a safe environment, and the whole filling technology is cheap in economy, reliable in technology and excellent in environmental performance.

The invention provides a concrete admixture and a preparation method. Tea is ground, water is added, the mixture is boiled, and an exciting agent, namely, a tea extracting solution is obtained for later use; theophylline, tea polyphenol and the exciting agent, namely, the tea extracting solution are weighed in a weight ratio, mixed and stirred uniformly; the concrete admixture is obtained throughintermittent mixing under the ultrasonic condition. Effective components of tea are mainly taken as a basis, natural components including theophylline and tea polyphenol in tea are sufficiently utilized for admixture preparation, the tea extracting solution is taken as the excitant, and excitation is performed through multiple amino acids, vitamins, organic acid, lipopolysaccharide, saponin, sterol and the like in the tea extracting solution. The water reducing function and the early strength function of the natural components of the tea on concrete are played, and the concrete admixture has very high social value and ecological value.

The invention relates to a preparation method of a two-dimensional woven environment-friendly and high-strength wood-based composite material, and belongs to the field of composite material manufacturing and the field of wood processing. Solid wood is manufactured into veneers by adopting a rotary cutting process, lignin is partially removed from the veneers, then the lignin-removed veneers are aligned and arranged in the same direction for assembly, the veneers are put into a mold, and high-temperature hot pressing is conducted to prompt a plate blank to be compact; the plate blank is taken out through a cooling pressing machine, and all the layers of veneers are separated and then cut into long-strip-shaped wood sheets, namely element veneers, suitable for weaving; two-dimensional weaving is conducted on the element veneers according to a crisscross principle; an adhesive is applied to the surfaces of the veneers formed through weaving, the veneers are aligned and arranged in a stacked mode, then the arranged assembled veneers are placed in a cold press grinding tool, and high pressure is applied; and the mold of a cold press is heated to promote high-temperature curing of the adhesive, and after curing is completed, cooling and demolding are conducted to obtain the composite material. The composite material is small in water absorption thickness expansion rate, good in sizestability, easy to process and beneficial to promoting green development of the composite material.

The invention relates to a fishery illegal fishing monitoring and early warning method and system, and the method comprises the steps of obtaining the image information of a target region, and obtaining the monitoring information according to the image information; comparing the monitoring information with preset information to obtain a deviation ratio; judging whether the deviation rate is greater than a preset deviation rate threshold, if so, generating early warning information, judging whether the early warning information reaches an early warning condition, if so, comparing the early warning information with the monitoring information, determining an early warning level, and formulating a corresponding response scheme according to the early warning level. The effective use of resources is improved, meanwhile, tracking and fishing of marine organisms are monitored in real time, and when a cross-border fishing boat or fishing occurs, warning information is actively sent out and stored, so that dispute query after the event is facilitated.

The invention relates to a manufacturing method of an ultrahigh-density and ultrahigh-intensity plant fiber board. The manufacturing method comprises the following steps: by taking dry plant fiber as a raw material, preparing gum-containing fiber by adopting continuous processes of "cold prepressing for assembling, spraying of gum liquid, cold high pressure breathing degumming and air flow drying", and directly putting the gum-containing fiber into high-temperature and high-pressure equipment for high-temperature and high-pressure curing, thus obtaining the ultrahigh-density and ultrahigh-intensity plant fiber board. For the obtained fiber board, the density is more than 1.1 g / cm<3>, the static bending intensity is more than 70 MPa, the elastic modulus is more than 7 GPa, the thickness swelling rate of water absorption is less than 5 percent, and the water absorption rate is less than 5 percent; and a new idea is provided for solving the phenomenon of homogenization among fiber board products in China and expanding new application of plant fiber materials. The manufacturing method promotes continuous production of the ultrahigh-intensity plant fiber board, also promotes application of the plant fiber board in high-additional-value fields of building ornaments and interior trim parts in airplanes and G-series high-speed trains, and promotes greening development of composite materials.

The invention discloses a rapid volume reduction and resource utilization treatment system for rotten vegetables leaves. The rapid volume reduction and resource utilization treatment system comprisesa rapid volume reduction treatment system for rotten vegetables leaves and a multi-path resource utilization system for rotten vegetables leaves composed of a liquid biochemical treatment module, a feed treatment module and a solid biochemical treatment module. According to the system disclosed by the invention, rapid and high-efficiency treatment of vegetable wastes can be realized, the resourceutilization rate of the vegetable wastes is improved, and pollution of the wastes to the environment is fundamentally solved; moreover, a good way is found for the vegetable wastes, the wastes are changed into valuable materials, green development and sustainable development of organic and ecological agriculture can be promoted, development of rural economy and society is further promoted, and important social benefits and economic benefits can be produced.

The invention discloses a preparation method of a coral reef-shaped TiO2 (C) material as well as a product and application of the coral reef-shaped TiO2 (C) material. The preparation method comprises the following steps: carrying out carbonization treatment on pretreated corn straws to prepare a corn straw biochar skeleton; adding a corn straw biochar skeleton into an absolute ethyl alcohol solution, uniformly stirring, slowly adding titanium tetraisopropoxide, and continuously stirring to obtain a solution A; mixing glacial acetic acid and absolute ethyl alcohol, and uniformly stirring to obtain a solution B; and slowly adding the solution B into the solution A at room temperature, uniformly stirring to obtain a mixed solution, carrying out vacuum impregnation at 60-80 DEG C for 10-12 hours, and calcining the dried sample at 500-600 DEG C for 6-7 hours to obtain the coral reef-shaped TiO2 (C) material. The prepared TiO2 (C) with the coral reef-shaped structure provides more channels for electron transfer, more active sites can be easily exposed, compounding of photo-induced electron-hole pairs is inhibited, and the photocatalytic removal efficiency of selected tetracycline model molecules is high.

The invention belongs to the technical field of double-cropping rice and particularly relates to a minimal-tillage mechanical transplanting method for late rice in a double-cropping rice field. According to the method, late rice is sown in time; early rice is harvested in time; minimal tillage and stubble cleaning are conducted on the late rice, only one time of rotary tillage is conducted on thewhole field, and rice stubbles and straw are spirally put into surface soil; the late rice of the right age is transplanted mechanically and planted reasonably densely; the late rice is irrigated after mechanical transplanting. According to the method, by means of minimal tillage, namely rotary tillage is carried out once in the whole field, rice stubbles can be spirally put into the soil withoutslurry stirring, stubble cleaning is achieved, ratooning rice is decreased, the canopy group quality is improved, and rice quality is improved; slurry sinking is not needed, bag leakage is reduced, accordingly seasonal contradiction of double-cropping rice is relieved, and mechanical transplanting quality is improved; the use frequency of herbicides is reduced, green development is promoted, the rice quality of the mechanically transplanted late rice is guaranteed, the farming cost is saved, the cost is saved, the efficiency is improved, and the method has the important significance for promoting the development of resource-saving and environment-friendly rice farming technologies and achieving the quality improvement and the efficiency improvement.