177results about How to "Avoid problems such as pollution" patented technology

The invention discloses a frame sealing adhesive, a preparation method thereof, and a preparation method of a liquid crystal display panel. The frame sealing adhesive mainly comprises epoxy resin, acrylic ester, glass fiber and a metal conducting sphere, and also comprises a microwave absorbent. In addition, the preparation and use method of the frame sealing adhesive comprises the following steps of: selecting the microwave absorbent, adding the selected microwave absorbent in proportion into the existing frame sealing adhesive, and uniformly mixing; coating the frame sealing adhesive mixed with the microwave absorbent on an edge of an array substrate or a color film substrate; and carrying out box pairing and solidification in microwave generating equipment to form the liquid crystal display panel. Therefore, the time for solidification can be reduced, the frame sealing adhesive can be solidified uniformly, and the solidification degree is improved.

The invention discloses a preparation method of aerogel. The preparation method comprises the steps of reacting to obtain SiO2 aerogel by taking NaHCO3 or NH4HCO3 and sodium silicate Na2O nSiO2 as materials; and conducting aging, washing, solvent replacement, surface finishing and drying on the aerogel to obtain a silica aerogel product. During the adoption of the technical scheme, since washing liquor recovered after washing mainly contains Na2CO3 or also NH3 H2O, reaction materials can be obtained again by CO2 reaction, and therefore, all chemicals can be recycled, except a silicon source; the material cost of the silica aerogel is lowered; meanwhile consumed resources are reduced; the problems in the prior art inorganic acid or alkali is consumed and then waste water containing acid, alkali and salt is generated so as to cause environment pollution and the like are solved; and emission and environment pollution are reduced.

The invention relates to a preparation method of Zr-P fluoride-free opaque glass, comprising the following steps: 1) using the following ingredients comprising 63-73 weight portions of silica, 5.0-8.0 weight portions of alumina, 8.0-12.0 weight portions of calcium oxide, 2.0-5.0 weight portions of magnesium oxide, 1.0-2.0 weight portions of barium oxide, 1.0-3.0 weight portions of lithium oxide, 10.0-15.0 weight portions of sodium oxide, 0.5-1.0 weight portions of boron oxide, 2.0-6.0 weight portions of phosphoric pentoxide, 2.0-5.0 weight portions of zirconia and 0.5-1.0 weight portions of clarificant; 2) controlling the glass melting temperature within 1530-1550 DEG C and the cooling temperature within 1280-1350 DEG C; 3) molding the raw materials; 4) putting the molded opaque glass in a crystallization kiln for heat treatment; and 5) cooling the opaque glass processed by micritization until the annealing high-limit temperature reaches 580-600 DEG C, then carrying out annealing, so as to obtain the Zr-P fluoride-free opaque glass after annealing. The Zr-P fluoride-free opaque glass has the characteristics of uniform phase separation and delicate structure.

The invention relates to a fluid control device and a fluid control method for realizing a function of quantitative or one-step fluid blending and transferring of micro-fluid. The fluid control devicecomprises: a card box, on which a control chamber / blending chamber, a reagent chamber and a recovery chamber; a lower-layer chip, on which a quantitative pool or a fluid channel is formed; and an elastic membrane, which is used for bonding the lower-layer chip at the bottom of the card box. A first one-way valve structure which can only allow to exit but not enter or a second one-way valve structure which can only allow to enter but not to exit is formed between the control chamber / blending chamber, the reagent chamber and the recovery chamber and the quantitative pool or the fluid channel through the elastic membrane. The fluid control device provided by the invention does not depend on the control and operation of any external instrument, fluid control, micro-fluid quantification and one-step liquid blending and transferring operation can be completed only through several simple pressure applying actions, and full sealing of the system can be achieved, therefore the problems of pollutant leakage, aerosol pollution and the like can be effectively avoided.

The invention relates to a self-propelled round herbage bale baler which comprises a walking device, a cab, a baling device, a baling net, a bale unloading device and a dynamic system, wherein a cutting table at the front mows and conveys herbage to a feeding device; the feeding device comprises an auger, a first feeding roller and a second feeding roller in sequence from front to back; a flattening device is arranged thereafter and comprises an upper flattening roller and a lower flattening roller; the feeding device feeds the herbage to the flattening device to be flattened and conveyed to a crushing device at the back; the crushing device comprises a fixed blade and a movable blade, cuts the herbage into small pieces and then throws the small pieces into a stirring and conveying device at the back; the stirring and conveying device comprises a conveying belt; an additive spraying system and a stirring roller are arranged above the conveying belt to spray additives to the herbage and stir the herbage uniformly. The self-propelled round herbage bale baler provided by the invention can realize integrated operation of harvesting, flattening, crushing, additive spraying, baling, net winding and bale unloading of the herbage, and improves production efficiency and quality of herbage bales.

The invention provides a micro-nano bubble generating device and method and application thereof in dye wastewater treatment. The micro-nano bubble generating device provided by the invention comprisesa pressure dissolved gas tank, a gas and liquid mixing pump, a jet ejector and a water box. By adjusting the gas suction volume of the gas and liquid mixing pump and the jet ejector, the device provided by the invention can generate a large number of micro-nano bubbles with a slow rising speed and a diameter between 100nm and 300nm. Aiming at the problems of deep chroma, high COD content and difficult degradation of dye wastewater, the high-efficiency oxygenation and hydroxyl radical-producing properties of the micro-nano bubbles can non-selectively degrade organic matters in water, and the foam generated in the degradation process can be relieved by finely adjusting temperature, salt concentration, defoamer concentration and the like. The micro-nano bubble generating device and method provided by the invention have very high application value in dye wastewater treatment.

The invention discloses an organic cultivating soil and its preparation method. The moisture content of the cultivating soil is 15-30% (w / w), the ratio of carbon to nitrogen (C / N) is 15-25, the removal rate for removing pathogens, eggs and grass seeds is larger than or equal to 99%. The preparation method of the organic cultivating soil is to disinfect the soil and remove eggs and grass seeds during the high fermentation temperature period of waste biological organic compost, and comprises three processes of raw material pretreatment, mixed fermentation and aging, wherein the raw material pretreatment includes the treatment of garden soil and the treatment of waste biological organic matter. The cultivating soil provided by the invention contains multifarious nutriments which are necessary for the growth of plants, has high removal rate of pathogens, grass seeds and eggs; in addition, wastes are reused during the preparation process so as to change waste into valuables and protect environmental health.

The invention relates to a tropical flower accurate irrigation and fertilization system. The tropical flower accurate irrigation and fertilization system comprises a sprinkling irrigation system and a control system. The sprinkling irrigation system comprises a water source, the water source is connected with a fertilizer solution preparation pipe, a fertilization pipe and a watering pipe, each of the fertilizer solution preparation pipe, the fertilization pipe and the watering pipe is provided with a master control solenoid valve, the fertilizer solution preparation pipe is connected with a fertilizer supply barrel, the fertilizer supply barrel is connected with the fertilization pipe through a proportion fertilization pump, and the fertilization pipe and the watering pipe are connected with at least one sprinkling irrigation branch pipe through a sprinkling irrigation total pipe. The control system comprises a control chip, a rainfall sensor, a temperature sensor, a pH value sensor and an EC value sensor, and the control chip is connected with the master control solenoid valve, a sprinkling irrigation solenoid valve and a booster pump. Based on various growth factors of tropical flowers, the tropical flower accurate irrigation and fertilization system monitors various parameters in real time, coordinated management of water and fertilizer is achieved, and the tropical flower accurate irrigation and fertilization system accords with the sustainable development ecological agriculture direction, and is suitable for being widely promoted and applied in the field of irrigation and fertilization of tropical flowers.

The invention relates to a method for preparing sandaler. The method comprises the following steps of: performing methoxylation on industrial grade dihydromyrcene serving as a raw material; performing epoxidation on the methoxylation product; and performing hydrogenation reduction on the epoxidation product to obtain the sandaler. The epoxidation in the method for preparing the sandaler has the advantages of mild reaction conditions, simple and practical reaction process, no byproduct, simple after-treatment and high efficiency and selectivity; and the hydrogenation reduction in the method for preparing the sandaler has the advantages of low equipment requirement, mild reaction conditions, safe operation, high catalytic activity, high selectivity, wherein the selectivity of the sandaler is over 97 percent.

The invention discloses a construction method of a gene detection library of familial hypercholesterolemia and a gene detection kit and relates to gene mutation of LDLR (Low-Density Lipoprotein Receptor), APOB (Apolipoprotein B) and PCSK9 (Proprotein Convertase Subtilisin / Kexin type 9). In order to ensure that all target regions (including an entire coding region and an alternative splicing regionof a gene to be detected) are covered and prevent a primer dimer or a short segment from being formed between primers of adjacent amplicons, a PCR (Polymerase Chain Reaction) amplification primer isdivided into two independent primer pools; then primer sequence digestion, sequencing connector connection, library purification and quality detection are carried out; finally, the detection library is constructed. The method has the advantages that library establishment steps are simple and rapid, the cost is effectively reduced, the working amount is reduced, variation types are comprehensive, the detection accuracy reaches 100 percent and the flux is high.

The invention relates to a preparation method for a papermaking dry strength agent. The preparation method comprises the following steps: (1) adding alcohol and water into a reactor, and heating to 80-85 DEG C; (2) preparing a dripping liquid A1 with acrylic monomer, acrylate monomer and comonomer X, preparing a dripping liquid A2 with acrylamide monomer, residual acrylic monomer and comonomer Y, and mixing an oxidizing agent and deionized water respectively to prepare dripping liquids B1 and B2; (3) adding the dripping liquids A1 and B1 into the reactor, cooling after polymerization, adjusting pH to 4-6, heating to 80-85 DEG C, and adding the dripping liquids A2 and B2 into the reactor to continue polymerization, heating to distill off alcohol after the reaction is completed, and finally, cooling, supplementing deionized water and discharging. According to the method, reaction products effectively avoid the phenomena of local implosion and gelatinization under the dilution effect of an alcohol-water system and the dispersion effect of a dispersing agent prepared by earlier reaction so as to synthesize the dry strength agent with moderate molecular weight, branching coefficient and viscosity step by step.

The invention discloses a mineral microorganism cemented filling material capable of mineralizing and sealing CO2 and a preparation method for the mineral microorganism cemented filling material. Themineral microorganism cemented filling material comprises the raw materials composed of CO2, microorganisms, a calcium source and aggregate, wherein the microorganisms are carbonic anhydrase bacteriacapable of producing carbonic anhydrase and can convert the CO2 into CO3<2-> which is then combined with the calcium source to form a calcium carbonate gel; and the aggregate is cemented by the calcium carbonate gel to form a cemented filling material. According to the invention, the mineral microorganism cemented filling material capable of mineralizing and sealing the CO2 can simultaneously realize sealing of the CO2 and consolidation of a filling material; and compared with a traditional cement-based cemented filling material, the mineral microorganism cemented filling material capable of mineralizing and sealing the CO2 has the following advantages: the greenhouse effect is relieved; the carbon emission is reduced; the CO2 is sealed and stored; meanwhile, the performance of a filling body is guaranteed to meet the technical requirements of mine filling and mining. The filling material disclosed by the invention is a novel environmentally-friendly, low-energy-consumption and low-emission cemented filling material, and has wide application field and popularization value.

The invention discloses a temporary plugging agent, a preparation method thereof and a high-temperature reservoir temporary plugging diversion fracturing method. The temporary plugging agent comprisesthe following components in percentage by mass: 5% of acrylamide, 1% of a composite cross-linking agent, 1% of hectorite, 0.1% of ammonium persulfate and 92.9% of water. The temporary plugging agentis prepared from acrylamide, the composite cross-linking agent, hectorite, ammonium persulfate and water, is suitable for temporary plugging and steering fracturing of high-temperature reservoirs of oil wells, has excellent plugging performance at high temperature, can resist high temperature of 160 DEG C, is appropriate in degradation rate, can guarantee enough construction time, can achieve 100%degradation rate, and avoids the problems of pollution to the reservoirs and the like.

The invention provides a container used to be arranged in a stacking area that possesses multiple first corner fittings and second corner fittings. The container at least comprises: a tank and multiple positioning buffers, first corner fittings correspondingly connected to various first corner fittings which are respectively arranged on the corner fittings of the tank, wherein sidewall of the tank outside the first corner fitting respectively possesses a cavity. The multiple positioning buffers are arranged inside the cavities. The multiple positioning buffer comprises a buffer unit and a second corner fitting, and an center distance between the first corner fitting and the second corner fitting is equal to a standard center distance between the first corner fitting and the second corner fitting in the stacking area. The buffer unit stretches out of the tank to contact the second corner fitting under the drawing of the second corner fitting in a state of tank hanging in the air, and the buffer unit retracts into the cavity with a constant speed by compression of tank gravity to play a role of tank buffer at the time when the second bottom corner fitting is combined with the corner fitting in the stacking area, thereby nonoccurrence of cargo damage in the tank in loading and unloading operations is guarantied.

The invention relates to a method for producing a carburant by using a graphitization furnace. The method comprises the following production steps: equidistantly placing cylindrical crucibles with cathode materials in the graphitization furnace; filling gaps among with the crucibles with anthracite powder, adding the anthracite powder as a resistance material into a surrounding furnace wall of the graphitization furnace and at the upper end and the lower end of the graphitization furnace, wherein the added anthracite powder requires to be divided into three parts at first to be pretreated, and the first part of anthracite powder is added into a roll crushing mill and is crushed into particles with the sizes of 1-5 mm; feeding the second part of anthracite powder into a jaw crusher and crushing the second part of anthracite powder into particles with the sizes of 5-12 mm; feeding the third part of anthracite powder into a ball mill and grinding the third part of anthracite powder into powder with meshes of 300; and finally calcining the anthracite powder in the graphitization furnace at the temperature of 2,500-3,000 DEG C for 12-15 days to obtain a cathode material as a main product and the carburant as a secondary product. The method has the characteristics that the economic benefit is improved, the production cost is reduced, energy conservation and environmental protection are implemented and the like.

The invention discloses a hydraulic pressure driven flexible mechanical paw, which belongs to a key component of an underwater mechanical arm. The hydraulic pressure driven flexible mechanical paw is mainly composed of three soft drivers, a pressing disc, a pressing seat and the like, wherein the soft drivers are composed of silicon-fluorine rubber outer skins and V-shaped inner frames, the cross-section shape of each V-shaped inner frame is elliptic, and a plurality of grooves are formed between the tail ends of the drivers and driver joints at intervals. The flexible mechanical paw has the advantage of simple structure, pure water is used as a working medium, when high-pressure water flows into the V-shaped inner frames of which one end is closed, the cross-section shape of each V-shaped inner frame is elliptic, therefore, the stress in different positions of the inner walls of pipes is different, metal pipes can be gradually straightened from a bending state, and additionally, the external silicon-fluorine rubber outer skins can also be bent inwards from a straightening state, so that the grabbing operation of the paw is realized. The hydraulic pressure driven flexible mechanical paw can also be extended according to different working environments so as to obtain two-finger, three-finger, four-finger, six-finger and multi-finger flexible mechanical paws.

The invention relates to a pure water hydraulic system for driving of a mechanical arm joint and a control method of the pure water hydraulic system. The pure water hydraulic system mainly comprises a water pressure power source, a water pressure high-frequency electromagnetic switching valve set, a water pressure rotating execution element and a monitoring and controlling system. The water pressure high-frequency electromagnetic switching valve set is composed of four water pressure high-frequency electromagnetic switching valves completely identical in structure. An executing mechanism with an angle encoder is adopted in the water pressure rotating execution element. An industrial personal computer and a programming controller are in communication. The opening and closing time of the four water pressure high-frequency electromagnetic switching valves is controlled through pulse width modulation signals sent by the programming controller, and therefore precise digital control over the position and speed of a water pressure swing cylinder or motor is achieved. The pure water hydraulic system is simple in structure, pure water is adopted as working media, the whole system is an open loop, water suction and drainage are directly carried out in the system environment, and the problems that an oil pressure mechanical arm hydraulic system must be arranged to be a closed loop, a pressure compensation device needs to be additionally arranged in the system, and environment pollution is caused by leakage can be avoided.

The invention relates to a purification method of sulfur-bearing flue gas, which belongs to the chemical field. The invention solves the technical problem of providing the purification method of sulfur-bearing flue gas with simple process steps. The purification method of sulfur-bearing flue gas comprises the following steps: a, a first dust removal is implemented to the sulfur-bearing flue gas through a cyclone dust collector; and b, the sulfur-bearing flue gas undergoing the first dust removal is filtered by a filter taking FeAl intermetallic compound porous material as a filtering element. Compared with the existing sulfur-bearing flue gas purification method, the invention eliminates the corresponding cooling equipment, shortens the process flow, improves the production efficiency, reduces the environmental pollution, lowers the production cost, and has broad application prospect.

The invention discloses a total mixed ration suitable for the south and capable of improving the milk yield and the milk quality of a lactating dairy cow. The total mixed ration is prepared from the following raw materials in percentages by weight: 16.22-23.75% of a concentrate feed for the dairy cow, 20-24.32% of composite silage, 22.5-27.03% of Chinese wildrye, 5.41-6.25% of alfalfa hay and 27.03-27.5% of wine dregs. The invention further provides a preparation method. The total mixed ration has the beneficial effects that the preparation method of the composite silage suitable for the south is provided and the addition amount of concentrate and forage is the optimal proportions at different production stages of the lactating dairy cow; crop by-products for preparing the composite silage are wide in source and low in cost, resource utilization of subsidiary crops and peel residues can be achieved to the maximal extent, the nutrient value and the palatability of the daily ration are improved, the milk yield and the milk quality of the lactating dairy cow at various production stages are improved to 12.57%, and the butter-fat percentage, the milk protein rate and the milk density are improved by 6.53%, 1.59% and 0.09% separately.

The invention relates to the technical field of the tablet dosage apparatuses, more specifically relates to a tablet dosage device and a dosage system and a medicine-taking method. The tablet dosage device comprises a control system, a counting device, a medicine tank, a round rotating table, a power device, and tablets, wherein the medicine tank stores the tablets, and comprises a bottom plate; the round rotating table is located at the bottom in the medicine tank; the control system controls the power device to drive the round rotating table to rotate; the table dosage device further comprises a disturbance rod; a slot hole is formed at the margin of the round rotating table; the round rotating table and the bottom plate are arranged in inclination relative to the horizontal level, and the round rotating table and the bottom plate are arranged in parallel; the inclination of the round rotating table and the bottom plate relative to the horizontal level is more than an angle of auto-flowing of the tablet medicine; the bottom end and the high end of the bottom plate are provided with the opening; the counting device is arranged at the external of the high end opening; the disturbance rod is arranged at the upper part of the round rotating table in parallel, the distance to the round rotating table is less than the table thickness, and the thickness of the round rotating table is 0.8-1 time of the tablet thickness. Therefore, the table medicine counting precision is effectively improved.

The invention discloses a potato peeling device. The potato peeling device comprises a base and a hot water tank. Cold water spraying devices and a peeling device are fixed to the periphery of the base in a bolt connection mode. The end, away from the hot water tank, of the base is provided with a power drive device. A driving wheel on a power output shaft of the power drive device is connected with a conveying belt driving wheel at one end of a conveying belt, the other end of the conveying belt is connected with a conveying belt driven wheel, the conveying belt driven wheel is connected with the hot water tank, and the conveying belt is supported by a middle transition wheel arranged on the base. The peeling device comprises a fixing plate and flow diversion columns. The lower side face of a horizontal supporting plate of the fixing plate is connected with a cleaning ball wire, the distance between the lower side face of the cleaning ball wire and the conveying belt is smaller than the maximum height of potatoes, the tops of the flow diversion columns are connected with the fixing plate in a welding mode, peeling tools are installed on the surfaces of the flow diversion columns, the distance between two adjacent flow diversion columns in each column is smaller than the maximum length of the potatoes, and the distance between two adjacent flow diversion columns in each row is larger than the maximum length of the potatoes.

The invention discloses a double-cylinder straw compressing, packaging and bagging machine, which comprises a motor, a hydraulic oil pump, a feed box, a compressed oil cylinder, a bag feeding oil cylinder, a control box and a hydraulic oil exchanger. The double-cylinder straw compressing, packaging and bagging machine is characterized in that the upper side of the feed box is connected with a feeding box and the motor; the motor is connected with the hydraulic oil pump through a belt wheel and a triangular belt; the hydraulic oil pump is connected with the hydraulic oil exchanger; the hydraulic oil exchanger is connected with the compressed oil cylinder through a compressed oil inlet pipe and a compressed oil return pipe; the compressed oil cylinder is connected with a compressing piston; the hydraulic oil exchanger is connected with the bag feeding oil cylinder and a bag feeding piton through bag feeding oil inlet and outlet pipes. The motor is used for driving the hydraulic oil pump to work through the triangular belt, hydraulic oil is conveyed into the compressing oil inlet and outlet pipes and bag feeding oil inlet and outlet pipes through the hydraulic oil exchanger; when the hydraulic oil cylinder is under the action of oil pressure, the compression piston compresses in a reciprocating way. When the bag feeding oil cylinder is under the action of oil pressure, the bag feeding piston moves in a reciprocating way, and compressed bags are conveyed out of a bagging port.

The invention discloses a substrate conveying device, and relates to the technology of substrate conveying transportation. The substrate conveying device solves the problems that in the prior art, when a damaged substrate is processed, production lineactivation losses are caused, and processing is not thorough. The substrate conveying device comprises conveying mechanisms, a detection device and at least one driving device. The conveying mechanisms are used for bearing and conveying substrates. The detection device is used for detecting the damage degree of the substrates on the conveying mechanisms. The driving mechanism is used for driving and controlling the conveying mechanisms to at least move in the direction perpendicular to the substrate conveying direction so as to enable the two adjacent conveying mechanisms to generate fracture surfaces. The substrate conveying device is mainly applied to the process of displayer production.

The invention discloses a high-activity selective perovskite type photo-thermal catalyst as well as a preparation method and application thereof. The chemical composition expression of the photo-thermal catalyst is LaMn < 0.5 > N < 0.5 > O < 3-delta >, wherein N is Co, Cu, Fe or Ni. A sol-gel method is used for preparation, the nano powder with fine particles, high purity and high catalytic activity can be obtained by the method, and the specific surface area of the obtained photo-thermal catalyst is 10.72-18.40 m < 2 > / g. The photo-thermal catalyst is applied to a photo-thermal catalytic reduction carbon dioxide system under the visible light condition of 150-350 DEG C, CO2 can be efficiently catalytically reduced into 10-100 [mu] mol of methane and 1-80 [mu] mol of methanol, the product selectivity is 60-99%, and it is verified that the prepared photo-thermal catalyst has high photo-thermal reduction efficiency and selectivity.

The invention discloses a medical waste pneumatic conveying system which comprises a medical dustbin, a weighing controlling system, a sealed crusher, a fan set, a waste concentrating cabin, a waste compression cabin, an incinerator and a PLC controlling system, wherein the medical dustbin is connected with the sealed crusher through a negative pressure conveying pipeline; the PLC controlling system is arranged on the negative pressure conveying pipeline; the sealed crusher is sequentially connected with the waste concentrating cabin, the waste compression cabin and the incinerator through a positive pressure conveying pipeline; the PLC controlling system is connected with the weighing controlling system; an air inlet of the fan set is connected with the sealed crusher through a negative pressure air pipeline; and an air outlet of the fan set is connected with the positive pressure conveying pipeline through a positive pressure air pipeline. The medical waste pneumatic conveying system conveys a waste material by adopting a pneumatic conveying system, is convenient in equipment configuration, replaces a traditional manpower conveying with a pneumatic conveying pipeline and has the advantage of manpower resource conservation, high convenience in daily management and the like.

The invention discloses Acinetobacter oleivorans NMB 17, and applications thereof in plant disease prevention and treatment and storage of mould. An Acinetobacter oleivorans NMB 17 bacterial preparation, a broth, or a metabolism liquid of Acinetobacter oleivorans NMB 17 are prepared. It is confirmed by experiments that Acinetobacter oleivorans NMB 17, or the bacterial preparation, or the broth, orthe metabolism liquid, or bacterial suspension, or nutrient solution, or volatile matters of Acinetobacter oleivorans NMB 17 are capable of preventing and treating plant diseases and storage of mouldwith high efficiency and wide spectrum, so that the resistance of plants on soil born diseases and storage of mould is increased, pesticide residue and environment pollution problems are solved, it is beneficial for promotion of environment protection and agriculture sustainable development, and the application prospect is promising.

The invention discloses a cationic resin regenerant and a method for regenerating cationic resin with the cationic resin regenerant. The regenerant comprises, by weight, 60%-80% of sodium citrate, 10%-20% of sodium gluconate, 5%-15% of sodium hexametaphosphate and 1%-10% of sodium hydroxide. The regenerating method includes the steps that 1, washing is carried out with purified water; 2, first regeneration is carried out through the regenerant; 3, second regeneration is carried out through the regenerant; 4, cleaning is carried out with purified water. By means of the regenerant and the regenerating method, the regenerating cationic resin can be directly regenerated in a stainless steel resin softening tank, the regenerating efficiency of the resin is improved, and the regenerating cost of the resin is reduced; the quality safety of the product is greatly improved; the cationic resin regenerant is mainly used for products such as water, fruit juice, herbal tea, traditional-Chinese-medicine extracting liquid and prepared wine with the softening requirement, the calcium ion content of the product is decreased, and the stability of the product is improved.

The invention discloses a preparation method of silica gel. According to the preparation method, a raw material NaHCO3 or NH4HCO3 reacts with sodium silicate Na2O.nSiO2 to generate SiO2 hydrogel, which undergoes moulding, aging and drying processes to prepare silica gel. When the raw materials are sodium silicate Na2O.nSiO2 and NaHCO3, their mol ratio is 1:2-2.4. When the raw materials are Na2O.nSiO2 and NH4HCO3, their mol ratio is 1:1-1.2. By the adoption of the above technical scheme, as a recovered washing lotion (or filtrate) mainly contains Na2CO3 (or also contains NH3.H2O), CO2 can be added to perform a reaction so as to regain reaction raw materials. Therefore, recycling is realized, raw material cost is reduced, few resources are consumed, sulfuric acid consumption is avoided, and the damage to the environment is minimized.

The invention discloses special fertilizer for rice-shrimp farming. The special fertilizer is prepared from biogas residue obtained after aerobic fermentation, auxiliary materials and a compound microbial flora, wherein the auxiliary materials comprise potassium fulvate, sodium humate and amino acid powder; the compound microbial flora is formed by lactic acid bacteria, bacillus subtilis and paenibacillus polymyxa; the ratio of the viable count of the lactic acid bacteria to the viable count of the bacillus subtilis to the viable count of the paenibacillus polymyxa is equal to 1.2 to 2.8 to 1;the adding amount of the compound microbial flora accounts for 1.4% of the total mass of the special fertilizer; the total adding amount of the potassium fulvate, the sodium humate and the amino acidpowder accounts for 30% of the total mass of the special fertilizer, and the mass ratio of the potassium fulvate to the sodium humate to the amino acid powder is equal 1 to 1 to 1. The invention alsoprovides a processing method of the special fertilizer for rice-shrimp farming and application of the special fertilizer in rice in the periods of 'breeding shrimp before rice cultivation' and 'breeding shrimp after rice cultivation' in a 'one-rice and three-shrimp' planting mode. The special fertilizer provided by the invention has the advantages of being low in production cost and excellent ineconomic benefit, protecting the ecological environment and the like, and has a great significance for promoting the development of the 'one-rice and three-shrimp' mode.

The invention discloses a set of genes used for bladder cancer detection and application. The set of genes used for bladder cancer detection comprise the following 32 genes: a CA9 gene, a CDK1 gene, aCTSE gene, a DMBT1 gene, an ERBB2 gene, an HOXA13 gene, an IGF2 gene, a CXCR2 gene, an MAGEA3 gene, an MDK gene, an MMP1 gene, an MMP12 gene, a RBP2 gene, a CCL18 gene, an SNAI2 gene, a VEGFA gene, an MFAP5 gene, an SGK2 gene, a WFDC2 gene, a POSTN gene, an NPFFR2 gene, an ANXA10 gene, a CTAG2 gene, a ZDHHC2 gene, a KRT20 gene, a PPP1R14D gene, an FGD3 gene, an AHNAK2 gene, an SEMA3D gene, a ZNF707 gene, a LOC100652931 gene and an LINC00565 gene. High accuracy and objective result interpretation by adopting a detection kit of the set of genes for bladder cancer detection are proven clinically; meanwhile, as non-invasive detection, compared with existing cystoscopy, the detection kit has the advantage that the compliance of a patient is greatly improved, and the detection kit has importantclinical significance to early detection and postoperation monitoring of bladder cancer.