41results about How to "Alleviating deprivation" patented technology

The invention provides a multilayer soil moisture simulation method and a multilayer soil moisture simulation system. The method comprises the steps of establishing a soil moisture layer equilibrium model, and adjusting the structure of the model by combining a remote sensing technology; acquiring model parameters by the remote sensing technology, and establishing a watershed hydrological spatial information database; and carrying out multilayer soil moisture process numerical simulation by utilizing the adjusted soil moisture layer equilibrium model and the watershed hydrological spatial information database. According to the method and the system, a remote sensing inversion method is coupled with the traditional typical soil moisture layer equilibrium model, so that the model with a clear and definite physical mechanism and simple structure can be established, a certain soil moisture simulation accuracy can be maintained, and spatialization and dynamism of multilayer soil moisture simulation can be realized.

The invention discloses a cognitive radio network slave user combination price-fixing and resource distributing method under an imperfect channel based on the non-cooperative game theory and belongs to the technical field of wireless communication, especially cognitive radio networks. On the basis that a cognitive radio network master user determines base price based on sub-channel activeness and slave users determine a paying strategy based on a sub-channel state, non-cooperative game modeling is carried out on all the slave users, based on slave user channel features, power is transmitted, and channel cost modeling effect is shared. By obtaining a game model Nash equilibrium solution by solving, a slave user optimized price-fixing and resource distributing strategy is obtained. The shared resource non-cooperative competitive relation and the resource sharing strategy of the multiple slave users in a cognitive radio network are considered comprehensively, effective guaranteeing of a slave user communication requirement and efficient sharing of cognitive network spectrum resources can be achieved, and spectrum resource deficiency is relieved.

The invention relates to a chloride ion penetration-resistant concrete doped with waste glass. The chloride ion penetration-resistant concrete doped with the waste glass comprises the following raw materials: 10-30 wt% of a cementing material (cement, glass micropowder and silica fume), 3-8 wt% of fine glass aggregate, 25-40 wt% of natural sand, 35-50 wt% of gravel, 5-15 wt% of water, and an admixture, based on the total mass of 100%, wherein based on the total mass of 100%, the cementing material (cement, glass micropowder and silica fume) comprises 70-85 wt% of cement, 10-20 wt% of glass micropowder and 5-10 wt% of silica fume. The chloride ion penetration-resistant concrete doped with the waste glass is prepared by the following steps: dosing the prepared glass micropowder, fine glass aggregate, gravel, cement and silica fume in proportion, adding into a mixer, and premixing for more than 20 s; adding the weighed admixture which is 0.5-1.5 wt% of the total mass of the cementing material, and water into the premix in a water-binder ratio of 0.38-0.55, and mixing for more than 120 s. The fine glass aggregate and the glass micropowder are prepared from the waste glass.

The invention provides an assisted teaching system for musical instrument playing. The assisted teaching system for musical instrument playing comprises an acquisition subsystem, a central processing subsystem and a feedback subsystem. The acquisition subsystem is used for collecting sounds and changes of chords or keys of a musical instrument as well as limb actions of a user. The central processing subsystem is used for comparing the collected sounds and changes of the chords or the keys of the musical instrument as well as the collected limb actions of the user with standard values respectively so as to obtain feedback strength. The feedback subsystem is used for feeding back corresponding force to the limbs of the user according to the feedback strength. By means of the assisted teaching system for musical instrument playing, the problem of insufficient teachers is solved, a leaner can adjust learning time at any time at will, the learning time is flexible, and the assisted teaching system is suitable for people at different ages or with different educational backgrounds, easy and convenient to operate, and capable of correcting musical instrument playing actions in time.

The invention provides a composition A, a composition B and a water-washed sandstone treating agent. The composition A comprises the following components by weight percentage: 0.1-20% of inorganic salt, 0.1-10% of polyethylene glycol represented by a formula (I): HO(CH2CH2O)nH (I), and 0-10% of a polyol represented by a formula (II): HO-R1-Y-R2-OH (II), wherein n is an integer of 3 or more. The composition B comprises the following components in percentage by weight: 0-15% of metal salt, 2-10% of dispersing agent, 1-10% of composite alcohol amine, 2-15% of retarder, 0-2% of air entraining agent, 0-1% of thickening agent, 0-5% of nanocrystalline core early strength agent, and water. The water-washed sandstone treating agent comprises the composition A or comprises the composition A and thecomposition B. According to the prepared treating agent, the finished product is low in toxicity and pollution, the slump and compressive strength of the water-washed sandstone concrete can be remarkably improved through matching of the composition A and the composition B, and the negative performance influence of 70-100% water-washed sandstone concrete can be remarkably reduced.

The invention relates to a comprehensive recovery method of gravity separation tailings of tin oxide. The comprehensive recovery method comprises the following steps: grinding tailings in a wet type, filtering, performing kiln type drying, mixing ferric chloride, magnesium chloride, calcium chloride, ammonium chloride and coking coal ash with the tailings by virtue of a cylinder, curing and performing high-temperature chlorination and reducing roasting in a kiln to produce magnetic iron ore powder and smoke, performing wet type magnetic separation for recovering iron ore powder containing 60% of iron and silicate tailings, performing water-cooling and absorption and separation on volatilized smoke to recover metal semi-finished product materials rich in tin, copper, silver, molybdenum, indium and the like, evaporating and concentrating circulating liquid to obtain calcium chloride, mixing and recovering. The grade of the iron ore concentrate is 62.08-64.3%, the recovery rate of ferrous and precious metals is 86.5%-96.6%, and the comprehensive recovery method has obvious practical significance.

The invention relates to the technical field of medical diagnosis, in particular to a medical isolation diagnosis device and a diagnosis method. The medical isolation diagnosis device comprises a diagnosis room and a disinfection room, the right end of the diagnosis room is provided with a first electric door, the right side of the front end of the diagnosis room is provided with a second electric door, the left side of the top end of the diagnosis room is fixedly connected with a fixing plate, a first sliding groove is formed in the fixing plate, a sliding block is slidably arranged in the first sliding groove, a groove penetrating front and back is formed in the top end of the sliding block, a first motor is fixedly connected to the right side of the bottom end of the groove, the left end of the disinfection room is fixedly connected to the right end of the diagnosis room, and a third electric door is arranged at the right end of the disinfection room. A sterile diagnosis environment is provided, the hygiene of a patient during examination is guaranteed, the sense of safety of the patient is improved, the diagnosis mentality of the patient is improved, the accuracy of a diagnosis result is improved, and the use practicability of the device is improved.

The invention discloses a data augmentation method and device and electronic equipment, and relates to the technical field of deep learning, cloud computing and computer vision. According to the specific implementation scheme, the method comprises steps: acquiring a data augmentation request, wherein the augmentation request comprises an original image set and the type of a to-be-generated image;determining a current data augmentation mode according to the type of the to-be-generated image; and performing augmentation processing on the original image set according to the current data augmentation mode to obtain an augmented image set. Therefore, through the data augmentation method, for different types of data augmentation tasks, different data augmentation modes are selected to realize data augmentation, so that the problem of lack of training data sets is effectively relieved, and a relatively good directional augmentation effect can be realized.

The invention belongs to the field of building materials. A red sandstone aerated concrete is characterized by being prepared from dry materials and water, and the ratio of water to material is 0.50-0.64. The dry materials include, by weight, 8%-15% of cement, 50%-75% of red sandstone, 10%-20% of lime, 1%-5% of gypsum, 0.5%-3% of metakaolin, 0%-3% of calcined hydrotalcite, 0.02%-0.15% of aluminum powder paste, 0.2%-5% of water glass and 0.05%-2% of a modifier, wherein the water glass is calculated by the solid content, and the ratio of water to material calculates the water contained in the water glass. The invention utilizes the red sandstone to prepare the energy-saving insulation wall material in line with the standard requirements, improves utilization of red sandstone, and eases the problem of shortage of river sand resources.

The invention discloses a squalene synthase gene of Panax japonicus and application of the gene, and belongs to the technical field of biotechnology. The invention fills the blank that the squalene synthase gene has not been isolated or cloned from Panax japonicus as a traditional Chinese medicinal material. The squalene synthase gene provided by the invention has nucleotide sequences shown at 87th to 1352nd sites in SEQ ID No. 1 or homologous sequences in which one or more nucleotides are added, substituted, inserted or deleted, or alleles of the gene, or derivative nucleotide sequences. The squalene synthase gene provided by the invention can improve the content of saponin that is an essential active ingredient in ginseng by a genetic engineering technology, be applied to study and industrialization for improving the content of saponin via a transgenic technology, and facilitate quality improvement of ginseng medicinal material and relief of problem of deficient saponin medicinal resource, so that the gene has a good application prospect.

The invention discloses a tidal intelligent parking method and system. Staggered parking is implemented by making full use of the time-differentiated parking resources of central business districts and communities based on the tidal characteristics of on-duty and off-duty parking. The method and the system for intelligent parking in central business districts are as follows: after a commuter drives a vehicle out, a vehicle state monitoring device of a geomagnetic sensor in a corresponding parking space senses that the vehicle has left and sends an instruction to a central server, and the central server puts the parking space in a sequence receiving parking requests of social vehicles after receiving the instruction; and when the owner of a vehicle applies for the use of the parking space,the central server receives the parking request instruction of the vehicle and displays 'booked' in the sequence. The method for intelligent parking in communities is as follows: vehicle owners present parking space resting orders and applications to the central server, and propose conditions such as the idle time of their own parking spaces and the parking time and locations of required parking spaces; and if the conditions are satisfied, two parking places in different places are exchanged.

The invention provides a network threat intelligence-oriented annotation corpus generation method and an electronic device, and the method comprises the steps of extracting a safety entity in a structured threat intelligence data training set, mapping each piece of structured threat intelligence data into a (head entity, relation type and tail entity) triple, and obtaining a head entity set and atail entity set; extracting security entities in the to-be-labeled text, and obtaining sentences containing at least one security entity belonging to the head entity set and at least one security entity belonging to the tail entity set; judging a relationship type contained in the sentence; annotating each (head entity, relationship type and tail entity) triple of all sentences to obtain an initial annotation data set, and then obtaining a denoised annotation data set. According to a remote supervision theory, existing structured network threat intelligence data is utilized to label unlabeledcorpora, large-scale training corpora are generated, and an automatic denoising and cross validation method is provided to solve the problem that noise data exists in the labeled corpora.

The invention discloses a construction method of a novel greenbelt structure based on a sponge city. The construction method comprises the steps of 1, sorting a planting layer; 2, building an impounding reservoir; 3, storing water for the ground in place; 4, burying a negative well; 5, laying bricks; 6, arranging a control chamber; 7, arranging a probe; 8, conducting greenbelt planting and daily management. The construction method is easy in construction, low in difficulty and ordered in construction, the construction quality is easy to control, less construction equipment is needed, the construction cost is low, the permeation effect is good, water-permeable bricks and water-permeable concrete are laid, so that rainwater quickly infiltrates, the excess infiltration part enters a greenbeltarea, plants in the greenbelt hold up rainwater, and the retention time of the rainwater in the greenbelt area is prolonged.

The invention discloses an application method of phytase in feed. The application method includes the steps that prepared liquid phytase is sprayed on bentonite in the mass ratio of 1:(8-15), enzyme-containing bentonite is prepared, the enzyme-containing bentonite and particle feed are evenly stirred during feeding, and the mass ratio of stirred materials is 1:(9,800-10,500); in the particle feed, the using amount of inorganic phosphorus accounts for 35% to 40% of the original using amount. According to the application method, the requirements of high-temperature prilling for the phytase are reduced, the special extracting process of enzymes is not required, collection of the enzymes at the normal temperature can also be guaranteed, the using ratio of phytate phosphorus in pig feed is increased by 20% to 40%, and the using ratio of phytate phosphorus in poultry feed is increased by 31% to 58%; mineral elements and nutrient substances combined with phytic acid are released, the production performance of poultry is improved, and the quality of egg poultry shells is improved; the discharging amount of phosphorus in animal faces is decreased, and environment pollution is reduced; insufficient phosphorus supplying is relieved; the addition amount of the phosphorus-containing feed is saved, and the feed cost is reduced.

The invention discloses a degradation device and method for landfill leachate based on a microbial fuel cell-Fenton system, wherein the degradation device comprises: a left side chamber and a right side chamber, which are separated by a proton exchange membrane, wherein the left side chamber is an anode chamber of an electro-Fenton system, the right side chamber is a cathode chamber of the electro-Fenton system, and the left side chamber is a cathode chamber of the electro-Fenton system, a microbial fuel cell is arranged in the left side chamber, and voltage is provided for the electro-Fentonsystem under the action of microorganisms; an anode electrode, which is arranged in the left side chamber; two groups of first cathode electrodes and the one group of second cathode electrodes, whichare arranged in the right side cavity at intervals, wherein one group of first cathode electrodes is connected with the anode electrodes through a first external circuit, and the other group of firstcathode electrodes is connected with the second cathode electrodes through a second external circuit; and afirst resistance box and a second resistance box. According to the invention, the microbial fuel cell and the electro-Fenton system are coupled, and the method has the characteristics of efficient degradation, energy saving and no secondary pollution.

The invention relates to a comprehensive recovery method for smelted lead waste slag of a blast furnace, and relates to a metal waste slag recovery method. The method comprises the following steps of: grinding the smelted lead waste slag of the blast furnace into powder with a certain particle size; mixing the powder, coking coal powder, ferric chloride homologues and ingredients; curing and roasting the mixture; and carrying out chlorination reduction volatilization to obtain magnetic ferric oxide powder and mixed smoke dust, wherein the iron recovery rate of the magnetized iron powder subjected to magnetic separation is over 80 percent; the qualified iron ore powder with more than or equal to 60 percent of the iron content can be obtained; the ash and the smoke dust are respectively subjected to dust collection and water-cooling adsorption to extract lead, zinc, copper, tin, stibium and the like; and the recovery rate is over 90 percent. Through the comprehensive recovery method, valuable metals are regenerated by using the smelted lead waste slag; environment pollution can be managed; and the condition of scarcity of mineral resources in China is relieved.

The invention provides a comprehensive recovery method for reelected tailings of stannic oxide ore, and relates to a recovery method of metal waste residue. The method comprises the following steps of: carrying out wet type grinding, filtering and drying on the reelected tailings of stannic oxide ore to prepare calcium oxide and ammonium chloride, and carrying out oxidation reduction roasting in a roasting kiln after curing to obtain magnetic iron-containing mineral powder and smoke. The edible ore power can be obtained by means of magnetic concentration, and the nonferrous metals and the rare metals can be obtained by means of water-cold absorption. According to the method, the pollution can be treated, the waste material can be recycled, the pollution can be controlled, the mineral resource lack can be alleviated, and the safety risk of a tailings dam can be reduced, so that the comprehensive recovery method is obvious in economic meaning and social meaning.

The invention discloses an environment-friendly chemical fiber board, which is composed of the following components in parts by weight: 24 to 33 parts of waste and old chemical fiber clothes, 41 to 65 parts of calcium carbonate, 52 to 95 parts of PVC resin, 0.2 to 0.5 part of polyethylene wax, 6 to 9 parts of stabilizer, 1 to 1.2 parts of AC foaming agent, 0.4 to 1.2 parts of hydrotalcite, 2 to 4 parts of silicon dioxide, 0.3 to 0.6 part of polyvinyl acetate emulsion, and 0.1 to 0.3 part of oxidized starch. The chemical fiber board is used for architectural decoration and finishing. The provided chemical fiber board can relieve the burden on wood resources and also reduce the pollution caused by waste clothes to the environment.

The invention relates to a medical robot, a medical service method and a storage medium. According to the medical robot, a data collection module collects identification information of a patient and physical index data of the patient and transmits the identification information and the physical index data of the patient to a processing module; the processing module judges the physical health condition of the patient according to the identification information of the patient and the body index data of the patient which are transmitted by the data collection module and transmits a judgment result and the identification information of the patient to a human-computer interaction module; the human-computer interaction module notifies the patient of the judgment result transmitted by the processing module according to the identification information, transmitted by the processing module, of the patient. The medical robot can replace medical personnel to a certain extent to provide medical services for the patient so as to alleviate the shortage of medical personnel, and can also effectively reduce the frequency of night shifts of the medical personnel to improve the working mode of the medical personnel.

The invention discloses a pulping method of edible fungus residue. The method includes the steps of: (1) crushing an air-dried fungus residue rod into small pieces and removing debris; (2) performingpretreatment: at room temperature, soaking the crushed fungus residue in water in a mass ratio of 1:3-1:6 for 30-60min, and then raising the temperature of the fungus residue to 95-100DEG C, fully stirring the substances, and conducting heat preservation for 30-50min; (3) conducting pulp refining: subjecting the pretreated fungus residue to staged pulp refining, and controlling the pulp refining concentration at 15-30%; and (4) performing screening: after pulp refining, employing a slot pulp screen for screening treatment, and controlling the screening slotted opening width at 0.25-0.5mm, thusobtaining mechanical pulp meeting quality requirements. The pulping papermaking process is mature, the waste environmental protection treatment is stable and reliable, and the waste liquid, waste residue and the like produced by fungus residue pulping are easy to dispose. The prepared mechanical pulp is applicable to papermaking and agricultural aspects, and can be used for producing packaging corrugating medium and degradable agricultural seedling culture cups.

The invention relates to a technique and a system for low-rank coal moisture resource utilization and solves the problems of insufficient moisture and heat recovery and environmental pollution during existing low-rank coal drying. The technique is characterized in that water vapor generated after drying of low-rank coal is fed to cyclone separator for removing solid particles and water drops formed by disturbance, the water vapor with dust removed is pressurized via a pressurization system prior to entering a desulfurization system for removing sulphureous components, the desulfurized water vapor is fed into a low-temperature heat utilization system for recovering low-temperature heat in the vapor and then enters a gas-liquid separation tank for separating non-condensable gas and liquid water, the liquid water is cooled by a cooling system and then fed into a condensate collection system, and dust content in condensate in the condensate collection system is less than 5ppm. The technique and the system are capable of sufficiently recovering moisture in the water vapor generated after low-rank coal drying, are environmentally friendly and have remarkable economic benefit.

The invention discloses a high-strength cement-based composite photocatalytic material and a preparation method thereof, belongs to the field of environment-friendly building materials, and particularly relates to a high-strength cement-based composite photocatalytic material and a preparation method thereof. The invention aims to provide a photocatalytic material which is used for pavements and building walls, and when the photocatalytic material is applied to the pavements, not only can harmful gas in haze be catalyzed in haze weather, but also harmful gas exhausted by automobile exhaust canbe catalyzed in sunny weather. The photocatalytic material is prepared from graphite tailings, sand, cement, fly ash, silica fume and water. The preparation method comprises the following steps: subjecting the graphite tailings, the sand, the cement, the fly ash and the silica fume as which are adopted raw materials to dry stirring for 2 minutes, then adding water, continuously stirring and uniformly mixing the materials to obtain a mixture, putting the mixture into a mold, vibrating the mold, demolding after 24 hours, and carrying out standard maintenance treatment to obtain the high-strength cement-based composite photocatalytic material. The material prepared by the invention is used for pavements and building wall surfaces.

The invention discloses a preparation method of a flavane component extract in a lacquer tree. The method includes the steps of drying, crushing and sieving lacquer tree trunks, carrying out reflux extraction with ethanol, dispersing an obtained extract by adding water, sequentially extracting with petroleum ether, dichloromethane, ethyl acetate and n-butyl alcohol, carrying out gradient elution on an obtained ethyl acetate extract through silica gel column chromatography, merging fractions with consistent main spots, after polyamide column chromatography separation and purification, carrying out ethanol-water gradient elution, combining fractions with a large amount of main spots, carrying out gel column chromatography elution and high performance liquid, and obtaining the flavanoid component extract. The invention further discloses a product and application. According to the preparation method of the flavane component extract in the lacquer tree, flavane components in the lacquer tree are enriched, so that the obtained extract has the effect of repairing damaged nervous tissues and has a protective effect on oxidative damage of H2O2-induced SH-SY5Y cells and excitatory damage induced by NMDA. The method has great significance in relieving deficiency of nervous system disease treatment drugs, and meanwhile development and high-value utilization of lacquer tree resources are improved.

The invention discloses a cognitive radio network slave user combination price-fixing and resource distributing method under an imperfect channel based on the non-cooperative game theory and belongs to the technical field of wireless communication, especially cognitive radio networks. On the basis that a cognitive radio network master user determines base price based on sub-channel activeness and slave users determine a paying strategy based on a sub-channel state, non-cooperative game modeling is carried out on all the slave users, based on slave user channel features, power is transmitted, and channel cost modeling effect is shared. By obtaining a game model Nash equilibrium solution by solving, a slave user optimized price-fixing and resource distributing strategy is obtained. The shared resource non-cooperative competitive relation and the resource sharing strategy of the multiple slave users in a cognitive radio network are considered comprehensively, effective guaranteeing of a slave user communication requirement and efficient sharing of cognitive network spectrum resources can be achieved, and spectrum resource deficiency is relieved.

The present invention provides a method and electronic device for generating tagged corpus oriented to network threat intelligence, including: extracting security entities in a training set of structured threat intelligence data, and mapping each structured threat intelligence data into <头实体、关系类型、尾实体>Triple group, get the head entity set and tail entity set; extract the security entity in the text to be marked, and obtain the sentence containing at least one security entity belonging to the head entity set and at least one security entity belonging to the tail entity set; judge whether the sentence contains relation type; for all sentences <头实体、关系类型、尾实体>The triplets are labeled to obtain the initial labeled data set, and then the denoised labeled data set. According to the remote supervision theory, the present invention uses existing structured network threat intelligence data to mark unmarked corpus to generate large-scale training corpus, and proposes automatic denoising and cross-checking methods to solve the problem of noise data in the marked corpus.< / 头实体、关系类型、尾实体>

A high-strength cement-based composite photocatalytic material and a preparation method thereof belong to the field of environmental protection building materials, in particular to a high-strength cement-based composite photocatalytic material and a preparation method thereof. The purpose of the present invention is to provide a kind of photocatalytic material for pavement and building wall, when applied to pavement, not only can catalyze the harmful gas in haze weather, but also can catalyze the harmful gas discharged from automobile exhaust in fine weather . The photocatalytic material is made from graphite tailings, sand, cement, fly ash, silica fume and water. Graphite tailings, sand, cement, fly ash and silica fume were used as raw materials for dry stirring for 2 minutes, and then water was added to continue stirring and mixing to obtain a mixture. The mixture was put into the mold and vibrated. After 24 hours, the mold was removed and the standard curing treatment was carried out. , a high-strength cement-based composite photocatalytic material was obtained. The material prepared by the invention is used for pavement and building wall.

A self-burning machine-made rod carbonization is carried out by preparing raw material, mixed proportioning, drying, forming, loading, entering it into kiln, carbonizing, cooling, inspecting and packing. Kiln opening(3) and matched kiln gate(8) are arranged in front of special carbonizing kiln body, rail(2) is placed at kiln bottom, positioning ridge(7) is set in internal end of rail, smoke-discharging hole(5) in placed at internal wall of kiln wall(1), which is connected with chimney(6), kiln top is arched ceiling(4) and kiln wall(1) is sandwiched wall with thermal-insulating layer between double layers. It is efficient and cheap, has better quality and homogeneity. It can be used to fire machine-made carbon with refuse as raw material.

The invention relates to the field of agricultural technology, in particular to a method for washing salt and reducing alkalinity of saline soil, comprising the following steps: step 1), using salt water to irrigate the saline-alkali land and waiting for freezing into salt water ice; step 2), treating the salt water The ice is heated by radiation; the salt water ice is melted and infiltrated. The beneficial effect of the invention is that the traditional hard metal tube is replaced by the rubber tube, which is soft in texture and suitable for installation in a narrow space, wear-resistant, non-conductive, high in safety, simple in manufacture and low in cost.