36results about How to "High market potential" patented technology

The invention discloses a method for preparing cider by using tea polyphenol as an antioxidant, wherein SO2 is replaced by the tea polyphenol. The fresh fruit juice of local Delicious apples is used as a raw material and a yeast embedding technology is adopted, thus the cider is prepared. Tea polyphenol is added in the fermenting mash of apple juice to be used as the antioxidant and the dosage is 100-300mg / L. The method has the characteristics that the raw material is rich, the production technology is simple, and the product is clear and transparent, has high alcohol level, is full bodied, tastes mellow and is humorous, smooth and refreshing; and the wine liquid has good stability and no sulfur dioxide residue and is safe to drink, and the like.

The invention discloses a fertilizer rich in nitrogen and phosphorus and a preparation method thereof. The fertilizer is prepared by using 1.4 to 1.7 parts by mass of magnesium hydroxide, 2.4 to 7.4 parts by mass of phosphate, water, 2.1 to 2.2 parts by mass of urea, 39 to 41 parts by mass of straw and 50 to 53 parts by mass of manure as raw materials and comprising the following steps of: (1) mixing the magnesium hydroxide and the phosphate with the water for preparing emulsion; (2) mixing the emulsion of step (1) and the urea with compost materials and then statically closing and fermenting for obtaining the fertilizer, wherein the compost materials are the straw and the manure; and the parts by mass of the straw and the manure are both dry weight. The fertilizer has simple operation and easy execution and is suitable for composting rubbish, manure and the like. By using the method for composting, nitrogen loss and odor are reduced, the fertilizer effect of composting products is increased, the fertilizer containing guano is finally obtained, and the composting quality is enhanced.

The invention relates to a centrifugal air conditioner unit with water as refrigerants and a running method. The centrifugal air conditioner unit comprises an evaporator, a compressor, a motor and a condenser which are arranged in a fully-closed container, and a first circulation channel which is arranged outside the container and used for allowing the condenser to supplement the refrigerant water to the evaporator. The evaporator can exchange heat with the outside world through the internal indirect contact heat exchange method when evaporating the refrigerant water circulated through a circulating pump of the evaporator. The compressor can suck in low-temperature vapor generated by the evaporator through the suction end under the drive of the motor, compress the low-temperature vapor, and then discharge the high-temperature vapor through the exhaust end. The condenser can convert the high-temperature vapor into the refrigerant water through the inner indirect contact heat exchange method. By means of the centrifugal air conditioner unit and the running method, flowing resistance between the compressor and the evaporator and between the compressor and the condenser can be reduced, pressure loss can be reduced, the energy efficiency ratio of the unit can be increased, and the size of the unit can be decreased.

The invention discloses a preparation method of a high-performance waterborne epoxy curing agent. The preparation method comprises the following steps: allowing an amine containing an EO hydrophilic chain segment or an EO and PO hybrid hydrophilic chain segment to have a condensation reaction with standard liquid epoxy resin to obtain an intermediate containing a hydrophilic side chain, letting the intermediate have the condensation reaction with polyamine to obtain a final reaction product which is polyamine containing a hydrophilic side chain EO / PO structure and an oleophylic bisphenol A structure, adding an accelerator and diluting by use of deionized water to obtain a waterborne epoxy curing agent product. The preparation method disclosed by the invention is simple, the prepared waterborne epoxy curing agent is stable in performance and can be used for directly emulsifying the liquid epoxy resin, and a high-glossiness coating surface can be obtained after the waterborne epoxy curing agent and the epoxy resin are cross-linked and cured, so that a huge potential market is provided for the application of a waterborne epoxy coating to a surface decorative coating.

The invention discloses a preparation method for an epoxy-organic silicon resin modified polyurethane-acrylate water-dispersion. The method comprises the following steps: firstly subjecting a silane coupling agent and epoxy resin to reaction so as to obtain a component A; then adding polycarbonate polyol and isophorone diisocyanate and carrying out reaction, then adding diethylene glycol, trimethylolpropane, dimethylolpropionic acid, acetone and a catalyst, continuing reaction, then dropwise adding methyl methacrylate and hydroxyethyl acrylate, then adding triethylamine and deionized water under stirring, and adding ethylenediamine and carrying out chain extension so as to obtain a prepolymer; and finally, adding the acetone of azodiisobutyronitrile and initiating polymerization reaction of an acrylic monomer so as to obtain the water-dispersion. The water-based epoxy zinc-rich primer paint prepared in the invention has tough paint film, high mechanical strength, good adhesive force to a substrate and excellent anticorrosion performance, facilitates to matching with a finish paint, is free of flash erosion, and has strong market potential.

The invention discloses a concentrated solid fish and prawn meat soup base and belongs to the field of fast food soup bases. The soup base comprises the following raw materials by weight: 50 to 70 grams of sturgeon diced meat, 10 to 20 grams of grass carp diced meat, 50 to 70 grams of shelled penaeus vannmei, 10 to 20 grams of fresh kelp seaweed, 80 to 160 grams of mushrooms, 20 to 30 grams of spinach primary pulp, 5 to 10 grams of chopped green onion, 30 to 60 grams of salt, 5 to 10 grams of chicken essence, 1 to 1.5 grams of pepper powder, 20 to 40 grams of cooking wine, 5 to 10 grams of ginger juice and 5 to 10 grams of garlic juice in each 1 kilogram of water. The invention also discloses a method for preparing the soup base. The soup base has the advantages of obvious seafood flavor, high dissolubility and high rehydration performance, well preserves nutrients, colors and natural flavor of each component, and has the characteristics of long preservation time, high nutritional value, convenient carrying and taking, large market potential and the like.

The invention belongs to the technical field of the production of an enamel product, and particularly relates to a double-spray one-sintering low-temperature sintering spraying technology. The spraying technology is characterized in that a ground coat is firstly coated on a metal blank in the production process of the enamel product, then a cover glaze is coated, and finally the enamel product is sintered in one step, therefore, the one-time sintering procedure can be simplified, the production cost of the enterprise can be effectively reduced, the production efficiency of the enamel product can be increased, the production flow can be saved, and the national requirement of energy conservation and emission reduction also can be met. Clay and different electrolytes are unnecessary to add in the ground coat and the cover glaze, the sintered enamel surface is smooth and compact, the porous rate is low, miscellaneous points and different colors can be obviously reduced, the situation that the exhaust direction is gradually escaped and dispersed from the non-enamel surface in the traditional technology and an air passage directly leading to the enamel surface is difficult to form can be well solved, and the appearance defects such as pin holes, bubbles and the like can be avoided.

The invention discloses an arch pulling tree bridge cultivation method, and relates to the technical field of tree cultivation. The cultivation method includes the steps: first, tree bridge mold manufacture: manufacturing a bridge frame mold comprising an inner structure and an outer structure, and manufacturing a bridge deck mold; second, seedling transplanting: selecting arbors as tree species to be transplanted, calculating the number of seedlings and performing seedling transplanting layout; third, tree bridge modeling sequence and method: modeling a bridge frame and a bridge deck and removing a bridge deck growth stem; fourth, daily management and pest and disease control of a tree bridge; fifth, tree vigor balance and disaster prevention measures; sixth, detaching a tree bridge mold and arranging an approach bridge. The inner structure is used for supporting the outer structure, and the outer structure is an actual trend structure of a tree bridge. Transplanting time is mid-to-late March in North China, bridge deck seedling transplanting time is one year later than bridge frame seedling transplanting time. According to the method, nearly one hundred trees form a large movable tree bridge allowing walking, and the cultivated tree bridge is free from any articles except for trees and applicable to scenic spots in parks.

The invention provides an automatic computer desk with two purposes of office work and leisure, particularly relates to dual-purpose automatic equipment for office work and leisure, and belongs to the technical field of small equipment automation. The dual-purpose automatic computer desk is mainly formed by a computer desk body, a main driving device, a lifting mechanism, a lifting platform, a turning mechanism, a leisure desk seal plate turning platform, a main deflection device, a stretching device and a displayer deflecting and fine-tuning device; the main driving device transmits power to the lifting mechanism and the turning mechanism to achieve synchronous driving of rising and falling of a displayer and turning opening and closing of a leisure desk seal plate; independent deflection movement of the computer displayer around a main deflection shaft is achieved by means of deflection movement of a deflection mechanism in the main deflection device; a stretching device achieves independent stretching and drawing of the computer displayer in the horizontal direction through stretching and drawing movement of a stretching mechanism. The automatic computer desk has the dual functions of office work and leisure and has the advantages of being high in automation degree, extremely wide in applicable client group, long in service life, convenient to install and maintain and the like.

The invention discloses a novel wild Juglans mandshurica bark water extract used for curing liver cancer. The water extract is prepared according to the following steps: soaking the Juglans mandshurica bark into water for 24h, wherein the weight of water is 5 times of that of the Juglans mandshurica bark, heating up to 100 DEG C and lasting for 30min, filtering, repeatedly extracting the filter residue once, mixing the filter liquor of the two times, and heating and concentrating. The invention also discloses an application of the wild Juglans mandshurica bark water extract in preparing medicines for curing liver cancer. The Juglans mandshurica bark in China has rich resource and wide source; and the technical scheme provided by the invention fully utilizes the natural medicine material advantage of our country and gives plays to the culture essence of traditional Chinese medical science and traditional Chinese medicine.

The invention relates to an unfired ferro silicon nitride-alumina composite carbon-free sliding plate and a preparation method thereof, belonging to the field of refractory materials. The sliding plate is composed of the following raw materials in percentage by weight: 55-90% of corundum, 0-20% of activated alumina, 0-30% of ferro silicon nitride and phenolic resin accounting for 2-6% of total dosage of the raw materials to serve as a binding agent. The preparation method comprises the steps of: weighing the raw materials according to the proportions, uniformly mixing the raw materials, smelting the raw materials to obtain pug, pressing forming the pug, and the drying the pug at 120-600 DEG C for 5-25hours. The product is of an oxide-non oxide composite structure and has the following excellent physical performance indexes: the apparent porosity is 3-11%, the bulk density is 3.0-3.35g / cm<3>, the normal temperature compressive strength is 100-260MPa and the high temperature flexural strength is10-50Mpa. The product provided by the invention needs no high temperature firing and oil immersion procedures, so that the production cost is greatly reduced.

A preprocessing method of neopentyl glycol production wastewater belongs to the technical field of environment governance wastewater processing. In the processing method, preprocessing is carried out on the neopentyl glycol production wastewater by utilizing calcium oxide alkaline catalysis polymerization method, so that the inhibiting effect of formaldehyde on the microorganism can be effectively removed, meanwhile, the effect of flocculating setting is given play to, biodegradability of the neopentyl glycol production wastewater can be effectively improved. The preprocessing method can be applicable to disproporation for synthesizing the wastewater generated in the production of neopentyl glycol, and can remove methanal in the wastewater on the condition that lower temperature is 40 DEG C or 50 DEG C and molar ratio of calcium oxide to methanal is 1:1, and can exert flocculating setting effect at the same time, the removal rate of methanal can reach more than 95%, the removal rate of suspended particles can reach more than 90%; the reaction time is shorter, the process effect can be reached after reacting for 60 minutes; the neopentyl glycol production wastewater after being preprocessed can be thoroughly governed by common biological method.

The optical interface comprises a housing, a fixing buckle and an adapter. The adapter comprises a hollow metal member, an inserting core and a sleeving; the inserting core is arranged inside the metal member; a first end of the inserting core is projected out of the first end of the metal member; the sleeving is arranged on a second end of the inserting core which is opposite to the first end; the fixing buckle fixes the adapter in the housing; the first end of the inserting core and the first end of the metal member are arranged on outside of the housing; when the first end of the metal member is connected to the main body of the light transmit-receive assembly, the first end of the inserting core is received in the main body of the optical transmit-receive assembly; the sleeving sleeves the first end of the inserting core of an external optical jumper wire which projects into the housing in order to make the first end of the inserting core of the external optical jumper wire perform butt joint with the inserting core of the adapter. The optical interface of the invention is low in structure, simple in manufacture technology and low in cost, can improve production efficiency and can improve a market potential of the optical transmit-receive assembly using the optical interface. The invention also discloses an optical transmit-receive assembly.

The invention provides a method for predicting commodity sales. The method comprises the steps of acquiring at least one attribute value of each minimum sales unit SKU of specific types of commodities, wherein the attribute values of all the SKUs can be combined in any mode to obtain at least one attribute value set; determining a frequent attribute value set in the specific type of commodities; wherein each frequent attribute value set is an attribute value set of which the occurrence frequency is greater than or equal to the minimum support degree in the historical sales volume of the specific type of commodities; wherein the occurrence frequency of each attribute value set is the proportion of the sum of the historical sales volumes of all SKUs containing the attribute value set in thehistorical sales volume of the specific type of commodities; and predicting the sales volume of the SKU containing the frequent attribute value set. The embodiment of the invention further provides adevice, a system and a medium for predicting the commodity sales volume.

The invention relates to the field of agriculture, in particular to a big fruit hawthorn can and a preparation method thereof. The big fruit hawthorn can comprises the following components in parts by weight: 50 to 70 parts of big fruit hawthorns, 60 to 90 parts of purified water, 5 to 20 parts of white granulated sugar, 5 to 10 parts of human body trace elements, 2 to 7 parts of auxiliary materials, 1 to 5 parts of menthol, and 0.05 to 2 parts of a natural preservative. The big fruit hawthorn can is sour and sweet in taste, improves the shelf life by adding the natural preservative, and meanwhile avoids the negative effect on bodies by the natural preservative; the big fruit hawthorn can can provide nutritional ingredients necessary for human body by adding the human body trace elements, and improves the proportionality of nutrient elements; the big fruit hawthorn can can meet the requirements of eating food and health care by consumers, and improves the market potential of the big fruit hawthorns.

The invention discloses copper-carved enamel glassware. Compared with the prior art, unique techniques of wire inlaying, replacement and carving are integrated, rough lead-tin decorative lines on existing bezel setting enamel glassware are replaced with refined unique copper-carved patterns, and gorgeous changing from roughing to refining is achieved; enamel glass molds and the unique copper-carved patterns are combined, using of copper materials is greatly reduced, the lighting function is achieved simultaneously, the unique process is refreshing, and the whole glassware has colorfulness of enamel porcelain, roundness of jade, masculine features of bronze and cleverness of glass; and the process is relatively easy to operate, more suitable for mass production, and can be widely applied todecorative utensils such as screens, decorative paintings, lamps, jewelry boxes, ornaments and sculptures, and the unique process has high market potential and economic value.

The invention relates to a high-precision self-locating system, which relates to the field of locating system technology. In order to help a launch vehicle to realize high-precision locating inside a service site of the launch vehicle, the high-precision self-locating system adopts the following technical measures: a computer, an infrared receiving device, an electronic milemeter and an azimuth angle measuring device are arranged on the launch vehicle; the infrared receiving device, the electronic milemeter and the azimuth angle measuring device are connected with the computer at the same time; an electronic plane figure of the service working site of the launch vehicle is installed on the computer; at least one infrared coordinate launching point is arranged on or under the service working ground surface of the launching vehicle for automatically inputting coordinates of the point to the computer of the launching vehicle passing the point. Therefore, the high-precision self-locating system has the advantages that the launching vehicle loaded with the system can accurately record the tracks by virtue of the equipment on the vehicle. The electronic plane figure of the current service site of the launching vehicle is loaded on the computer, the coordinates of the site of the system is input into the computer, and then the computer can realize high-precision locating.

The invention discloses a milk baijiu with nutritional ingredients easy to absorb and a preparation method of the milk baijiu. The preparation method comprises the following steps that S1, glutinous rice is cleaned, then the glutinous rice is cooked, and the cooked glutinous rice is sprinkled for cooling; S2, after the temperature of the steamed glutinous rice is reduced to a set temperature, fresh and qualified raw milk is selected, and the steamed glutinous rice and the fresh and qualified raw milk are uniformly mixed according to a certain mass ratio to obtain a mixed raw material; and S3, distiller's yeast is added into the mixed raw material for being uniformly stirred, then a nest is built, then heat-preservation fermentation is carried out, and the milk baijiu is obtained. The milk baijiu product prepared by the preparation method is mellow, sweet and tasty, has rich rice wine fragrance, complete rice grains and moderate solid content, and has rich milk fragrance and unique fragrance of rice wine; the milk baijiu is mellow and soft in mouth feel, harmonious in wine taste and milk taste, unique in style and excellent in mouth feel; and meanwhile, nutrient substances are converted into small molecular substances which are easily absorbed by human bodies, and the alcoholic strength is low, so that the milk baijiu is more suitable for most people to eat, and the market potential is increased.

The invention discloses a virtual digital world experience system, which comprises a panoramic shooting terminal, an experience cabin and a cloud server, and is characterized in that the panoramic shooting terminal and the experience cabin are in network connection with the cloud server. According to the experience system of the virtual digital world, the meta-universe digital world and the real world are better fused, the user experience feeling is better, the immersion feeling and the reality feeling are higher, and the cumbersome feeling and the non-reality feeling brought by a traditional VR / AR technology to a user are eliminated; the problems that in a traditional technical scheme, various information of a user cannot be collected in real time at the same time, the virtual world environment condition of the meta universe cannot be reproduced truly, and a shot and collected real scene cannot be reproduced truly are solved. According to the technical scheme, an interconnected meta universe is constructed, ultrahigh market potential is truly excited, and social productivity progress in China is promoted.

The invention discloses solanesyl polyamines derivatives which are compounds with the following common structural formula, wherein, n is equal to 0-2, Ar is phenyl, substitutive phenyl, 1-naphthyl, 2-naphthyl, 9-anthryl or tricyclic aryl containing N,S atoms. The preparation method is as follows: dissolve N-solanesyl-N amine alkyl piperazine in organic solvent; add aromatic aldehyde and make the mixture react for 2-24 hours under the temperature of 0-20 DEG C; steam the mixture to get rid of the solvent and then add reducer when bathing the mixture in ice water and let the mixture react for 2-12 hours under room temperature; process the products and separate the products by column chromatography to get the solanesyl polyamines derivative. The invention provides a series of new solanesyl polyamines derivatives which are the homologous derivatives of natural products, maintain the original all-trans stereo configuration of the solanesol unit and can be used as anti-neoplastic drugs and primer for the anti-neoplastic drugs. The preparation method of the invention is of simple operation with moderate condition and high reaction yield and with great market potential, thus is easy to beindustrialized.

The invention discloses a sugar-making process based on membrane clarification and multiple co-production. After the mixed juice is physically removed, it is concentrated for the first time to 18-20 o Bx, the concentrated mixed juice is then physically clarified by a ceramic membrane, and the clear juice is concentrated for the second time to 55-65 o Syrup of Bx, white granulated sugar and low sucrose liquid sugar are produced according to the conventional white granulated sugar cooking process; sugarcane raw water obtained from the first and second concentration processes is filtered by activated carbon and reverse osmosis membrane to make sugarcane plant water; ceramic membrane filtration Finally, the concentrated liquid containing impurities is clarified by centrifugation and mixed with molasses to produce brown sugar. Based on the membrane clarification process without adding chemical additives, the high-value utilization of by-products can extend the product chain and increase economic benefits. The first concentration reduces the amount of mixed juice for subsequent membrane clarification, thereby reducing membrane clarification Investment in equipment reduces production costs and greatly improves the economic benefits of sugarcane sugar-making enterprises.

The optical interface comprises a housing, a fixing buckle and an adapter. The adapter comprises a hollow metal member, an inserting core and a sleeving; the inserting core is arranged inside the metal member; a first end of the inserting core is projected out of the first end of the metal member; the sleeving is arranged on a second end of the inserting core which is opposite to the first end; the fixing buckle fixes the adapter in the housing; the first end of the inserting core and the first end of the metal member are arranged on outside of the housing; when the first end of the metal member is connected to the main body of the light transmit-receive assembly, the first end of the inserting core is received in the main body of the optical transmit-receive assembly; the sleeving sleeves the first end of the inserting core of an external optical jumper wire which projects into the housing in order to make the first end of the inserting core of the external optical jumper wire perform butt joint with the inserting core of the adapter. The optical interface of the invention is low in structure, simple in manufacture technology and low in cost, can improve production efficiency and can improve a market potential of the optical transmit-receive assembly using the optical interface. The invention also discloses an optical transmit-receive assembly.

Provided are an air conditioning unit and an operation method. The air conditioning unit comprises an evaporator (5), a compressor and a condenser (6) provided in one common totally-enclosed container (1). A first circulation channel through which the condenser (6) provides a liquid circulation working medium for the evaporator (5) is further provided at the outer side of the container (1), and the evaporator (5) can exchange heat with the outer side in an internally indirect contact heat exchange manner while evaporating the liquid circulation working medium driven by an evaporator circulating pump (7); the compressor can suck in a low temperature gas circulation working medium produced by the evaporator (5) through a gas suction end, then compresses the low temperature gas circulation working medium, and thereafter discharge a high temperature gas circulation working medium through a discharge end; and the condenser (6) can transform the high temperature gas circulation working medium into the liquid circulation working medium in an internally indirect contact heat exchange manner.

The invention discloses old fragrant yellow coconut mousse and a preparation method thereof. The mousse is composed of a cake blank, an old fragrant yellow sandwich and coconut mousse pulp. The old fragrant yellow sandwich comprises milk, unsalted butter, fine granulated sugar, yolk, eggs, corn starch and old fragrant yellow paste in a mixing ratio of 75: 25: 15: 10: 15: 8: 10-20; the coconut mousse pulp comprises egg white, berry sugar, coconut puree, milk, fish glue powder and unsalted butter in a mixing ratio of 7: 15: (20-40): 20: (1-5): (40-60). The old fragrant yellow coconut mousse is excellent in quality and excellent in color, luster, taste, flavor and form, particularly, due to the unique effect of appetizing and greasiness relieving of the old fragrant and yellow coconut mousse,the overall sweetness and flavor of the coconut mousse are perfectly neutralized, an irreplaceable unique style of the product is formed, the original flavor of the coconut mousse is kept, and the special dried orange peel taste and the health care effect of the old fragrant yellow are also realized.

The invention relates to a seasoning mussel crisp and a preparation and freshness preservation method thereof, and is characterized in that the preparation and freshness preservation method of the seasoning mussel crisp comprises the following steps: preparation of soybean protein isolate modified polysaccharide, preparation of a modified polysaccharide compound freshness preservation solution, selection of raw materials, temporary culture, cleaning and meat extraction, deodorization and dehydration, seasoning, drying and baking, vacuum freeze-drying, film coating and freshness preservation, and packaging. The beneficial effects comprise that the preparation and freshness preservation method of the seasoning mussel crisp deepens the processing form of shellfish meat, effectively improves the shellfish meat freshness preservation effect, prolongs the preservation period of the shellfish meat, and fully retains the nutritional value of mussel; the seasoning mussel crisp is rich in proteins, minerals, trace elements and the like; the prepared mussel seasoning crisp has quite high nutritional value, is easy to eat, belongs to healthy and convenient food, has high added value and huge market potential, and has considerable product value and benefits.

The invention provides a pure hydrogen fuel cell and portable hydrogen supply tank system jointly produced by thermoelectric energy, which belongs to the technical field of hydrogen energy productiondevices. The pure hydrogen fuel cell and portable hydrogen supply tank system jointly produced by thermoelectric energy, which is provided by the invention, comprises a metal hydride hydrogen storagedevice and a pure hydrogen cogeneration device. The system provided by the invention can replace the traditional method of producing hydrogen by fossil fuel reforming, and uses high-purity hydrogen for cogeneration to avoid tail gas pollution. At the same time, a portable hydrogen tank is set up. A pipeline transportation scheme is abandoned, so that the safety and flexibility of applying hydrogento a hydrogen fuel cell are greatly increased.

The invention relates to an unfired ferro silicon nitride-alumina composite carbon-free sliding plate and a preparation method thereof, belonging to the field of refractory materials. The sliding plate is composed of the following raw materials in percentage by weight: 55-90% of corundum, 0-20% of activated alumina, 0-30% of ferro silicon nitride and phenolic resin accounting for 2-6% of total dosage of the raw materials to serve as a binding agent. The preparation method comprises the steps of: weighing the raw materials according to the proportions, uniformly mixing the raw materials, smelting the raw materials to obtain pug, pressing forming the pug, and the drying the pug at 120-600 DEG C for 5-25hours. The product is of an oxide-non oxide composite structure and has the following excellent physical performance indexes: the apparent porosity is 3-11%, the bulk density is 3.0-3.35g / cm<3>, the normal temperature compressive strength is 100-260MPa and the high temperature flexural strength is10-50Mpa. The product provided by the invention needs no high temperature firing and oil immersion procedures, so that the production cost is greatly reduced.

A prototype assistance system, comprising a problem input unit, an idea input unit and an agreement unit, configured to provide a problem agree interface for receiving agree votes for the problem. An idea agree interface for receiving agree votes for the idea and a support unit, configured to provide a support interface for receiving prototype support information. Such that the prototype assistance system and method thereof will effectively screen out problems that people really concern and ideas that with high market potential, so as to effectively allocate resource for prototype producing.

The invention relates to an unfired Al-Al2O3 carbon-free composite sliding plate and a preparation method thereof, belonging to the field of refractory materials. The sliding plate is prepared from 57-87% of corundum, 2-25% of active aluminum oxide and 1-20% of metal Al as well as binder phenolic resin accounting for 2-6% of the total amount of the raw materials. The preparation method comprises the following steps: proportionally weighing various raw materials, evenly mixing, compounding to obtain paste, carrying out pressure molding, and drying at 120-600 DEG C for 5-25 hours. The product has metal-nonmetal combined structure; and the apparent porosity is 3-10%, the volume density is 3.05-3.40 g / cm<3>, the ambient compressive strength is 100-250 MPa, and the high-temperature folding strength is 10-70 MPa. The product does not need high-temperature firing or oil impregnation, and has the advantage of low production cost; the used raw materials have high chemical stability and low oxygen potential, are free of carbon and easily hydrated Al4C3, and do not have secondary pollution of C, O, H and other impurities; and the product has excellent thermal shock resistance.