33results about How to "Ease economic pressure" patented technology

The invention provides a treatment method of livestock / poultry culture wastewater, belonging to the technical field of wastewater treatment. The method comprises the steps of pretreatment, heavy metal treatment, antibiotic treatment and Lemna minor culture. The wastewater treatment method is mainly used for treating livestock / poultry culture wastewater in summer, and adopts the Lemna minor for culture, thereby lowering the contents of ammonia nitrogen and phosphorus in wastewater and providing natural feed for livestock / poultry culture; and the livestock / poultry wastewater is well treated, thereby relieving the economic pressure of the culture farmer, and solving the problem of pollution.

The invention provides a method for producing a potassium salt mine cemented filling material by utilizing graded tailing salt, and belongs to the technical field of mining engineering and resource comprehensive utilization. The method comprises the following main steps: drying and screening tailing salt; preparing three different grades of aggregates according to different flowability requirements, wherein a proportion control range of the tailing salt to halogen liquid to a cementing agent is that the potassium salt mine tailing salt to the halogen liquid to the cementing agent is equal to (53 percent to 74.5 percent) : (30 percent to 45 percent) : (0.5 percent to 5 percent); stirring the components in the proportion and evenly mixing to prepare the potassium salt mineral cemented filling material. By using the differently graded potassium salt mine tailing salt, the loss degree of the flowability of the filling material along with time is regulated to adapt to different conveying distances and underground filling production; after the filling material is conserved for 28 days, the compressive strength can be up to 0.5MPa to 2.0MPa. According to the method disclosed by the invention, the problems that wastes such as the potassium salt mine tailing salt and the halogen liquid are difficult to treat and comprehensive utilization is difficult are comprehensively solved; by adjusting the grading of the tailing salt, the potassium salt mine cemented filling material has better conveying performance, the segregation resistant capability of the filling material also can be improved, and the mining efficiency of filling milling is improved.

The invention provides an educational training payment method, device and system, and relates to the technical field of cashless payment. The educational training payment method comprises the following steps of: receiving user information and course selection information sent by a client; sending installment recommendation information to the client; receiving user installment confirmation information sent by the client; generating a two-dimensional code according to the user information, the course selection information and the user installment confirmation information; and sending the two-dimensional code to the client and / or an educational training mechanism terminal to ensure that users can identify the two-dimensional code by utilizing intelligent terminals so as to carry out installment. According to the educational training payment method, the users can conveniently carry out installment in the process of registering for participating educational training, so that the economic pressure of the users is relieved; and when the users need to terminate the training, refund can be realized rapidly.

The invention provides a memory chip reset method and imaging equipment. The memory chip reset method comprises the steps that a data change mode of a consumable chip is acquired; a consumable information memory area and a non-access area of the consumable chip are acquired; the data values stored in the consumable information memory area and the non-access area are rewritten according to the datachange mode, wherein the data values stored in the consumable information storage area are rewritten into initial data values, and the data values stored in the non-access area are changed accordingto the data change mode; and the address of the non-access area is adjacent to the address of the consumable information storage area. According to the memory chip reset method, the data values of theaccess area and the non-access area of the consumable chip are rewritten according to rewriting rules by acquiring the data change mode of the consumable chip and the consumable information storage area and the non-access area of the consumable chip, and resetting of the memory chip is achieved.

A method for reducing green taste in wine during fermentation is disclosed. The method includes S1) subjecting grape to stem removing and crushing and pumping the grape into a tank, with pectinase, potassium pyrosulfite and oak scraps being added along with crushing; S2) then performing sufficient circulation, measuring the pH value and specific gravity, performing adjustment, performing inoculation with yeast, performing fermentation at 16-23 DEG C, and monitoring the specific weight; S3) when the specific gravity during fermentation is 1.070, pumping juice to another tank completely, continuing fermentation at a controlled temperature of 22-29 DEG C, with skin dregs being left for separate fermentation and slowly raising the temperature of the skin dregs to 35-40 DEG C for treatment; andS4) punching the skin dregs with the juice from the tank top after 12-24 h, mixing the product after the skin dregs are dispersed, and continuing fermentation at 25-29 DEG C until alcoholic fermentation is finished. Compared with common fermentation methods, the method can effectively remove green taste of grape skin, ensures normal fermentation, allows finally made wine to be good in taste, color and fragrance and improves the overall quality of wine.

The invention discloses a strip hot-dip galvanizing and steel strip hot-dip galvanizing comprehensive continuous production line. The production line comprises feeding equipment, an annealing reduction furnace, a closed type tension adjusting machine, a zinc pot, an upper machine, a cooling and passivation drying device and a discharging device, the flat-iron hot-dip galvanizing and the steel-strip hot-dip galvanizing are carried out by taking an acid-washed steel strip as a base band, and then enters an annealing reduction furnace for annealing reduction according to the width specifications of the galvanized flat iron and the steel strip on the whole production line, and then enters a zinc pot to be coated with zinc, the flat iron and the steel strip are all provided with a zinc layer on the four sides, the zinc-plated flat iron is opposite to the finished product discharging direction of the zinc-plated steel strip, the galvanized flat iron and the galvanized steel strip are respectively subjected to cooling and passivation drying by virtue of an upper machine, the transverse shear is controlled by the blanking equipment to be controlled to be transversely cut off by a computer according to the length of the fixed ruler, and the galvanized flat iron and the galvanized steel strip which are transversely cut off fall on a conveying roller way. The method disclosed has the advantages that two production lines are combined, and the investment and the risk of the building are reduced.

A process for preparing the masonry cement from the cinder of life garbage includes such steps as proportionally mixing said cinder with silicate clinker, slag and gypsum, and grinding.

The invention discloses a multifunctional children shoe with the space in the shoe adjustable. The multifunctional children shoe comprises a shoe sole and a shoe upper, and the shoe upper is arranged on the upper portion of the shoe sole; the shoe upper comprises a shoe head part arranged in the front, shoe side parts arranged on both sides of the shoe and a shoe rear part arranged in the rear of the shoe, the shoe upper is provided with a shoe outer layer, a cushion layer, a wear-resistant layer and a lining layer from outside to inside in sequence, and multiple air bags distributed from top to bottom are arranged between the cushion layer and the wear-resistant layer of the shoe rear part. According to the multifunctional children shoe with the space in the shoe adjustable, real-time adjustment can be conducted based on the size of a child foot, the comfort of the child foot is satisfied, meanwhile the service life of the shoe can be prolonged, and the economic pressure of family life is relieved; besides, heating can be conducted through a heating piece arranged in the shoe in chilly winter, the temperature in the shoe is improved, the situation that the child foot gets frozen is avoided, improvement of the study efficiency in class is promoted, and an adverse influence on child health is prevented.

The invention belongs to the field of biomedical antibodies, and specifically discloses an anti-VEGF monoclonal antibody and a preparation method and application thereof. The anti-VEGF monoclonal antibody has favorable bioactivity, is capable of effectively combining VEGF proteins and better enclosing the VEGF proteins to be combined with other acceptors at a protein level and a cell level. The monoclonal antibody can be independently applied to tumor immunotherapy and tumor diagnosis and screening or combined with other anti-tumor drugs to be applied to tumor immunotherapy and tumor diagnosisand screening, and has favorable prospect for preparing drugs for treating tumors and resisting autoimmune diseases.

The invention discloses a lighting and energy-saving control device. The lighting and energy-saving control device comprises a control device body and a maintenance door, wherein a control switch is arranged on the maintenance door, a fixed plate, a processing box, an exhaust fan, a storage battery and an inverter are arranged in the control device body, a group of control components are arrangedon the fixed plate, a filtering net is arranged in the processing box, the processing box is connected with a first smoke transmission pipe and a second smoke transmission pipe, the other end of the second smoke transmission pipe is connected with the exhaust fan, a dust collection pipe is fixedly arranged at an upper end of the exhaust fan, a trapezoid protection shed is arranged at the top of the control device body, and a photovoltaic solar cell panel is arranged on the trapezoid protection shed. By members such as the exhaust fan, the processing box and the filtering net, heat is rapidly dissipated when the lighting and energy-saving control device normally works; and meanwhile, dust and air are sucked to the processing box, the dust is filtered by the filtering net, and the device canbe prevented from being affected by an external environment to be damaged by the trapezoid protection shed.

The invention provides a method for preparing Friedel's salt from titanium extraction slag and the Friedel's salt. The method comprises the following steps: washing and soaking the titanium extraction slag with water till soluble chloride ions in the titanium extraction slag are dissolved out, and filtering to obtain first filter residues and a first filtrate which mainly comprises calcium chloride and magnesium chloride; evaporating and concentrating the first filtrate to obtain a first filtrate concentrated solution; adding calcium oxide or calcium hydroxide into the first filtrate concentrated solution, completely precipitating magnesium ions to generate magnesium hydroxide, completely precipitating aluminum ions to generate aluminum hydroxide, and filtering to obtain second filter residues and a second filtrate; and adding a chloride ion curing agent into the second filtrate to convert chloride ions in the filtrate into Friedel salt, and filtering to obtain third filter residues and a third filtrate. The Friedel's salt is prepared by using the titanium extraction slag as a raw material and using the method. The method provided by the invention can realize recycling of titanium extraction slag resources.

The invention provides a logistics payment method, including the following steps: in response to a purchase request of a consumer, obtaining logistics information of an article purchased by the consumer; and according to a corresponding relation between the stored logistics information and logistics expense, paying the logistics expense corresponding to the logistics information to a logistics company. The invention also provides a logistics payment system. According to the logistics payment method and system, logistics expense that a merchant needs to pay is directly deducted from purchase expense paid by a consumer, thereby omitting economic communication between the merchant and a logistics company, enabling payment of the logistics expense to be fragmentized, relieving economic pressure of the merchant brought by one-off payment, facilitating capital turnover of the merchant, and promoting the development of the logistics industry to some extent.

The invention provides a logistics payment method. The method comprises the steps that a response is made to payment request of a consumer, and payment amount and logistics information of objects bought by the consumer are acquired; a corresponding amount is paid to a logistics company from the payment amount according to the corresponding relation between the stored logistics information and the payment proportion. The invention further provides a logistics payment system. According to the logistics payment method and system, logistics fees needing to be paid by a merchant are directly subtracted from the payment fees paid by the consumer, economic exchange between the merchant and the logistics company is omitted, payment of the logistics fees is fragmentized, the economic pressure of one-off payment of the merchant is relieved, capital turnover of the merchant is promoted, and meanwhile development of the logistics industry is promoted to a certain degree.

The invention belongs to the field of biomedical antibodies, and specifically discloses an anti-VEGF monoclonal antibody and a preparation method and application thereof. The anti-VEGF monoclonal antibody has favorable bioactivity, is capable of effectively combining VEGF proteins and better enclosing the VEGF proteins to be combined with other acceptors at a protein level and a cell level. The monoclonal antibody can be independently applied to tumor immunotherapy and tumor diagnosis and screening or combined with other anti-tumor drugs to be applied to tumor immunotherapy and tumor diagnosisand screening, and has favorable prospect for preparing drugs for treating tumors and resisting autoimmune diseases.

The application provides a production method for manufacturing a 12-inch wafer with an 8-inch wafer production line, comprising the following steps: S1, taking the sheet, obtaining a 12-inch wafer, the thickness of the 12-inch wafer is 700um; S2, serial number 12-inch wafers are divided into 4 parts of the same size and each part is numbered; S3, slicing, each part after numbering is cut so that the 12-inch wafers are equally divided into 4 sub-wafers; S4, Edge trimming, trimming the two corners of the sub-wafer away from its center; S5, thinning, thinning the trimmed sub-wafer; S6, dicing, thinning the sub-wafer Dicing the wafer; S7, loading, loading the diced sub-wafers and packaging each sub-wafer into a 12-inch wafer according to the number; step S4‑S7 is processed by an 8-inch wafer production line . The production method can realize the purpose of manufacturing 12-inch wafers in an 8-inch wafer production line, which effectively relieves the economic pressure of small factories and is conducive to promoting the development of semiconductors and the economy.

The present invention provides a preparation method of a lactic acid bacterium protein raw material with a high content of small peptide and application thereof, and the method is performed according to the following steps: adjusting the pH of a stock solution of lactic acid bacterium liquid to 7 to 8; adding 0.05% to 0.5% of pancreatin to the stock solution of lactic acid bacterium liquid to obtain a mixed solution A; performing enzymolysis on the mixed solution A obtained in the step b for 2 to 6 hours, wherein the enzymolysis temperature is 50 to 60 DEG C; heating the product obtained in the step c, inactivating the pancreatin, and performing spray drying to obtain the protein raw material with a high content of small peptide. According to the invention, waste lactic acid bacterium liquid obtained during production of lactobacillin is utilized to produce the lactic acid bacterium protein raw material, which belongs to waste utilization and can greatly relieve economic pressure of a feed manufacturer. For directed enzymolysis provided by the present invention, enzymolysis conditions are neutral and slightly alkaline (basically, no adjustment is necessary), enzymolysis time is short and 2 to 5 hours, operation time is short, and enzymolysis efficiency is high.

The invention discloses a titanium extraction tailing-titanium gypsum-based composite cementing material which is characterized by being prepared by mixing 135-270 parts by weight of titanium extraction tailings, 67.5-225 parts by weight of titanium gypsum, 15-135 parts by weight of calcined titanium gypsum and 67.5-135 parts by weight of cement; the calcined titanium gypsum is a product obtainedby calcining the titanium gypsum at a temperature of 300 to 500 DEG C for 20 min to 6 h; and the cement is ordinary Portland cement. A preparation method comprises the following steps: grinding raw materials, taking the raw materials according to the proportion by weight, and mixing to obtain the titanium extraction tailing-titanium gypsum-based composite cementing material. The waste titanium extraction tailing and titanium gypsum are used to prepare the titanium extraction tailing-titanium gypsum-based composite cementing material, the harm of the waste to the human body and the environmentcan be reduced, lands occupied by the piled waste can be saved, and the prepared titanium extraction tailing-titanium gypsum-based composite cementing material has good performances, is suitable for building materials, and is highly-practical.

The present invention proposes a method for resetting a memory chip and an imaging device. The method for resetting a memory chip includes: acquiring the data change mode of the consumable chip; acquiring the consumable information storage area and non-access area of ​​the consumable chip; according to the data change mode Rewriting the data values ​​stored in the consumables information storage area and the non-access area, wherein, rewriting the stored data values ​​in the consumables information storage area is the initial data value, and changing the data values ​​stored in the non-access area according to the data change mode; wherein , the address of the non-access area is adjacent to the address of the consumables information storage area. The storage chip resetting method of the present invention, by acquiring the data change mode of the consumable chip and the consumable information storage area and non-access area of ​​the consumable chip, rewrites the data values ​​of the consumable chip access area and non-access area according to the rewriting rules to realize the storage chip reset.

The invention discloses a voltage sag treatment device and method for voltage removal detection. The voltage sag treatment device comprises an external damage prevention device and a voltage sag treatment device, wherein the external damage prevention device comprises a detection sensor, a first controller, an image collector and a communication module; the voltage sag treatment device comprises auser signal receiving device, a switching device, an energy storage device, an inverter, a second controller, a reactance module and a signal collector; the first controller is used for receiving signals of the detection sensor, the image collector and the communication module and controlling the image sensor and the communication module to act; the communication module is used for sending earlywarning signals to the signal receiving devices of the user side and the server side; the signal collector is used for collecting a working signal of the inverter and feeding back the working signal to the second controller; and the second controller is used for receiving the signal and controlling the inverter and the switching device to act. According to the invention, pre-accident treatment canbe carried out, and the treatment efficiency is greatly improved; and the occupied space and the purchasing cost of treatment equipment are saved, and the economic pressure of users is relieved.

The invention provides a production method for manufacturing a 12-inch wafer by using an 8-inch wafer production line, and the method comprises the following steps: S1, taking a wafer, obtaining a 12-inch wafer, and enabling the thickness of the 12-inch wafer to be 700 [mu] m; S2, numbering: dividing the 12-inch wafer into four parts with the same size, and numbering each part; S3, slicing, cutting each numbered part to equally divide the 12-inch wafer into four parts of sub-wafers; S4, trimming, trimming the two corners, far away from the circle center, of the sub-wafer; S5, performing thinning, and thinning the trimmed sub-wafers; S6, performing scribing, wherein scribing is carried out on the thinned sub-wafers; S7, wafer mounting, mounting the scribed sub-wafers, and packaging each sub-wafer into a 12-inch wafer according to the serial number; and in S4-S7, processing by adopting an 8-inch wafer production line. According to the production method, the purpose of manufacturing the 12-inch wafer on the 8-inch wafer production line can be achieved, so that the economic pressure of a small factory is effectively relieved, and the development of semiconductors and economy is promoted.

The invention discloses a pour point depressant composition suitable for biodiesel and petroleum diesel blend oil, a preparation method and application of the pour point depressant composition. The pour point depressant composition is formed by mixing phthalic acid ester type organic solvent, acetate type organic solvent and diesel oil pour point depressant. Specifically, the pour point depressant composition is prepared from 0-15 wt% of dimethyl phthalate, 10-30 wt% of diethyl phthalate, 0-10 wt% of dibutyl phthalate, 0-25 wt% of butyl acetate and 20-60 wt% of pour point depressant. By evenly mixing and stirring all the components at normal temperature and normal pressure and conducting ultrasonic dispersion for 25-30 minutes, the pour point depressant composition is prepared. The pour point depressant composition is particularly suitable for improving low-temperature mobility of biodiesel and petroleum diesel blend oil formed by mixing soybean oil biodiesel and 0# biodiesel at normal temperature and normal pressure, the pour point effect is remarkable, the cold filter plugging point can be reduced by 7-11 DEG C, and the pour point can be reduced by 6-10 DEG C.

The invention discloses a continuous purification treatment system for paint spraying waste gas and a purification method adopting the continuous purification treatment system. The system comprises a first adsorption zone, a second adsorption zone, a preheating zone and a thermal decomposition zone, wherein waste gas inlets of the first adsorption zone and the second adsorption zone are used for collecting the paint spraying waste gas; waste gas exhaust ports of the first adsorption zone and the second adsorption zone are used for discharging waste gas subjected to adsorption treatment through discharging pipelines; desorption hot air inlets of the first adsorption zone and the second adsorption zone are connected onto an outlet of the preheating zone; hot air outlets of the first adsorption zone and the second adsorption zone are connected to a first heat recovery zone; an outlet of the first heat recovery zone is connected with the thermal decomposition zone; an outlet of the thermal decomposition zone is used for recovering heat of the gas subjected to thermal decomposition through the first heat recovery zone and discharging the gas. The system and the method have the remarkable effects as follows: requirements for operation and maintenance are lower; the investment and the operating cost are low; the adsorption process can be performed continuously; the treatment efficiency of the paint spraying waste gas is high.

The invention belongs to the field of biomedicine and discloses a biomarker for detecting the prognosis of nasopharyngeal carcinoma and its application. The biomarker proposed by the present invention consists of one or three of miR-106a-5p, BTG3 and SOX9. When the biomarkers consisted of miR‑106a‑5p, BTG3 and SOX9, the score based on the quantitative expression of the three biomarkers could rapidly and accurately predict the prognosis of nasopharyngeal carcinoma. If this combination of biomarkers is applied to the preparation of reagents or tools for detecting the prognosis of nasopharyngeal carcinoma, it will significantly improve the prediction accuracy of the prognosis of nasopharyngeal carcinoma patients, and then screen a large number of nasopharyngeal carcinoma patients with poor prognosis. Group, while ensuring that these patients receive reasonable treatment, it also avoids overtreatment of patients with better prognosis, relieves the economic pressure of patients and society and pressure on medical resources, and is conducive to reducing treatment costs and improving the quality of life of patients with nasopharyngeal carcinoma. prognosis.

The invention discloses a comprehensive continuous production line of flat iron (multiple) hot-dip galvanizing and steel strip hot-dip galvanizing, including feeding equipment, annealing reduction furnace, closed tension regulator, zinc pot, lead-in machine, cooling and blunt Drying device and unloading equipment, flat iron hot-dip galvanizing and steel strip hot-dip galvanizing use the pickled steel strip as the base strip, and the entire production line passes the feeding according to the width specifications of the galvanized flat iron and steel strip. equipment, and then enter the annealing reduction furnace for annealing and reduction, and then enter the zinc pot for galvanizing. After the flat iron and steel strip come out of the zinc pot, there are zinc layers on all four sides. The flat iron and galvanized steel strip pass through the lead-in machine and pass through the cooling and passivation drying device respectively, and finally the unloading equipment tracks the cross-cutting and cuts horizontally according to the fixed length through computer control. The galvanized flat iron and galvanized The steel belt falls on the conveyor roller table. The invention has the advantages of merging two production lines and reducing the investment capital and risk of entrepreneurs.

The invention provides a method for preparing iron aluminate based ultrahigh water filling material through cooperation of a solid waste based high-activity material serving as a main material and multiple types of bulk solid wastes serving as auxiliary materials. According to the method, bulk industrial solid wastes are used as raw materials of the ultrahigh water filling material, the productioncost of the ultrahigh water filling material is reduced while a large quantity of stacked solid wastes are consumed, and besides, the prepared ultrahigh water filling material has excellent performance than traditional filling materials and can better adapt to the requirements of backfill of karst subsidence areas and mine exploitation areas. The method comprises simple steps and is convenient tooperate and high in practicability.

The invention discloses a spraying waste gas purification system and a purification method thereof.The system is provided with an adsorption area, a first heat recycling area and a thermal decomposition area.The adsorption area is connected with a gas collection pipeline, a discharge pipeline and a gas inlet pipeline and connected with a first inlet of the first heat recycling area through a pipeline.A first outlet of the first heat recycling area is connected with a second inlet of the first heat recycling area through the thermal decomposition area.A second outlet of the first heat recycling area exhausts air subjected to thermal decomposition, the second heat recycling area is further connected between a second outlet of the first heat recycling area and the atmosphere, and a second outlet of the second heat recycling area is connected with the gas inlet pipeline through a preheating area.The system has the advantages that the structure is simple, operation is easy, investment and operation cost is greatly reduced through the modes of partition desorption and electric heating decomposition, and economic and environment protection burdens of industrial enterprises are effectively relieved.

The invention provides a method for producing a potassium salt mine cemented filling material by utilizing graded tailing salt, and belongs to the technical field of mining engineering and resource comprehensive utilization. The method comprises the following main steps: drying and screening tailing salt; preparing three different grades of aggregates according to different flowability requirements, wherein a proportion control range of the tailing salt to halogen liquid to a cementing agent is that the potassium salt mine tailing salt to the halogen liquid to the cementing agent is equal to (53 percent to 74.5 percent) : (30 percent to 45 percent) : (0.5 percent to 5 percent); stirring the components in the proportion and evenly mixing to prepare the potassium salt mineral cemented filling material. By using the differently graded potassium salt mine tailing salt, the loss degree of the flowability of the filling material along with time is regulated to adapt to different conveying distances and underground filling production; after the filling material is conserved for 28 days, the compressive strength can be up to 0.5MPa to 2.0MPa. According to the method disclosed by the invention, the problems that wastes such as the potassium salt mine tailing salt and the halogen liquid are difficult to treat and comprehensive utilization is difficult are comprehensively solved; by adjusting the grading of the tailing salt, the potassium salt mine cemented filling material has better conveying performance, the segregation resistant capability of the filling material also can be improved, and the mining efficiency of filling milling is improved.

The invention discloses a paint spraying exhaust gas purification device which comprises an adsorption region and a heat decomposition region. A gas collecting pipeline, a discharging pipeline and a gas inlet pipeline are separately connected in the adsorption region; the gas collecting pipeline sends collected paint spraying exhaust gas to the adsorption region; the paint spraying exhaust gas which is adsorbed is discharged from the discharging pipeline; hot air is introduced into the gas inlet pipeline to desorb the adsorption region and hot air containing volatile organic compounds to the heat decomposition region for heat decomposition and discharge the hot air into atmosphere; a first valve is arranged on the gas collecting pipeline, a second valve is arranged on the discharging pipeline, a third valve is arranged on the gas inlet pipeline, and a fourth valve is arranged between the adsorption region and the heat decomposition region. The paint spraying exhaust gas purification device has the obvious effects that the paint spraying exhaust gas purification device is simple in structure and simple to operate; the investment and the operating cost are lowered extremely by way ofpartition desorption and electric heating decomposition, so that the economical and environment-friendly pressure of industrial enterprises are alleviated.

The invention discloses a method for recycling obsolete waste in informal landfills, which consists of excavation and transportation, comprehensive sorting, and material disposal; in the excavation and transportation, stabilization treatment is carried out according to the characteristics of the obsolete waste , to avoid the leakage of toxic substances; in the comprehensive sorting stage, the screening, manual sorting, crushing, magnetic separation, and winnowing processes are combined, and the operating parameters are optimized to efficiently separate the magnetic substances, humus, and Recyclable substances, combustibles and toxic and harmful substances realize the precise sorting and classification of available resources in stale garbage, and at the same time optimize the combination of devices to improve the effect of manual sorting and screening; the technical solution of the present invention realizes the reduction of stale garbage At the same time, it also frees up valuable space for the closed landfill to accommodate new domestic waste, and alleviates the need for new landfills to fill the growing domestic waste. The economic pressure and social pressure of burying the site.