803results about How to "Efficient Supplement" patented technology

A premixing feedstuff of amino acid chelate, which is prepared by mixing a chelating complex of amino acid and iron, a chelating complex of amino acid and copper, a chelating complex of amino acid and manganese, a chelating complex of amino acid and zinc and hydrolyzed protein and a carrier. The feedstuff could be added into various foodstuffs, the adding amount could be 1.0í½2.0úÑ relative of the whole feed. The feedstuff could replace fish meat by 1:1, replace soybean cake by 1:1.5.

The invention discloses a nano-composite environment-friendly water permeable brick and a production method thereof. The nano-composite environment-friendly water permeable brick comprises a concrete bottom layer and a mortar surface layer arranged on the concrete bottom layer, wherein the concrete bottom layer and the mortar surface layer are compounded to form an integrated structure; the concrete bottom layer is prepared from the following raw materials in parts by weight: 20-40 parts of cement, 10-20 parts of water, 5-15 parts of fly ash, 50-65 parts of recycled aggregate, 50-65 parts of natural coarse aggregate, 65-85 parts of sand and 0.05-0.2 part of water-reducing agent; and the mortar surface layer is prepared from the following raw materials in parts by weight: 70-100 parts of cement, 5-20 parts of nano-TiO2, 30-60 parts of water, 200-400 parts of sand and 0.1-1.0 part of water-reducing agent. The nano-composite environment-friendly water permeable brick disclosed by the invention is integrally formed and has the advantages of high compressive strength, high flexural strength, good water permeability and good water retention, and a ground surface laid by the nano-composite environment-friendly water permeable bricks can timely dredge and drain rainwater, is conductive to growth of surrounding vegetation and can effectively supplement groundwater, reduce the pressure of a municipal drainage system and reduce the influence of surface gathered water on the traffic; and the nano-composite environment-friendly water permeable brick has a photocatalytic self-cleaning function and can decompose and remove organic stains on the surface of the brick and beautify the urban environment.

The present invention discloses a low elevation greenbelt rainwater regulation scheduling pool and a distributed rainwater regulation scheduling pool system. The distributed rainwater regulation scheduling pool system comprises a low elevation greenbelt (1), a rainwater overflow well (2) and a rainwater regulation scheduling pool (7), and water storage, drainage and supply which are integrated with a rainwater pipe network or a sewage pipe network are achieved. Compared with the prior art, rainfall runoff and flood detention can be effectively adjusted, runoff pollution can be reduced, and purification, storage and utilization functions of rainwater are fulfilled; and the system is tightly combined with the rainwater and sewage pipe networks of a city, the problems of urban inland inundation caused by rainstorm, the runoff pollution caused by rain wash, and rainwater resource utilization are solved, water storage is scheduled according to drainage ability of drainage pipelines, an important means is provided for sponge urban construction, and the system has outstanding social, environmental and economic benefits.

The invention discloses a bus stop people monitoring device which comprises a video acquisition module and a video processing module; the video acquisition module is used for acquiring the real-time video data of a bus stop; and the video processing module is connected with the video acquisition module for pre-processing and analyzing the video data which is acquired by the video acquisition module so as to obtain the people state information of the bus stop and send the people state information to a remote control center. According to the invention, the people state information refers to people crowdedness information or the motion and abnormal behavior information of the people. According to the invention, the automatic detection for the state information of waiting passengers is completed by acquiring the video information from the bus stop, the manpower monitoring for the bus stop through eye observation is replaced, so that the coverage, the detection precision and the real-time performance of a bus stop monitoring system are improved, the basic information acquired by an existing bus dispatching management system is effectively supplemented, and the requirements of bus dispatching management on function optimization are met.

The invention discloses a biological mixed bacterial fertilizer and a preparation method and application thereof. The biological mixed bacterial fertilizer is prepared from, by weight, 1-20 parts of a compound bacterial agent, 300-400 parts of organic materials, 500-600 parts of inorganic materials, 800-1000 parts of chemical fertilizers, 5-10 parts of trace elements, 300-500 parts of waste liquid, 30-50 parts of amino acid salts and 50-100 parts of additives.

The invention relates to a method for preparing barely bran or oat bran, which is used to produce edible fiber foodstuff, and utilization. The invention enables maximum release of soluble edible fiber especially beta-glucose in barely or oat, increases its solubility in water from 4-55 to 6-9%, and the edible fiber in barely or oat is as high as above 25%. The product is characterized by improved bran fiber taste, improved health-care function for barely or oat, greatly increased grade and quality of barley or oat, and promoted quality for traditional foodstuff. The product can supply edible fiber directly, effectively, safely and conveniently, which makes our blood and bowel be clean and healthy, and is effective for following chronic disease and : diabetes, high blood fat, high cholesterin, fat, functional constipation, fatty liver and oronary heart disease.

The invention provides a weight-losing food with balanced nutrition, containing the following components of: soybean isolate protein expanded grains, maltitol liquid, water-soluble dietary fiber, concentrated lactalbumin, glycerol, fish collagen protein, phytosterol, quick-freezing blueberry grains, Arabic gum, sodium caseinate and compound vitamin. The weight-losing bar has the advantages of good taste and high protein content; the weight-losing food bar can enhance the satiety and also can supplement the protein; and meanwhile, functional food raw materials including the fish collagen protein, the phytosterol and the like, the compound vitamin and the like are added, so as to achieve the aim of healthily losing the weight of a consumer.

The invention discloses a green health-preservation sweet-scented osmanthus tea beverage. The green health-preservation sweet-scented osmanthus tea beverage comprises the following raw materials in parts by weight: 30-40 parts of sweet-scented osmanthus, 1-2 parts of honey, 3-5 parts of Chinese wolfberry fruits, 7-11 parts of fresh tea leaves, 2-3 parts of haws, 3-5 parts of sugarcane, 2-4 parts of cucumbers,3-5 parts of aloe, 0.08-0.14 part of a thickening agent, 0.01-0.03 part of an antioxidant stabilizing agent, 0.1-0.3 part of a vitamin additive and 12-16 parts of distilled water. The sweet-scented osmanthus tea beverage disclosed by the invention has the functions of clearing heat, removing toxicity, moisturizing the intestines, regulating the function of the stomach, regulating vital energy and nourishing the lungs, and is mellow in mouth feel, moderate in sour and sweet degrees, delicious, pleasant in delicate fragrance, high in nutrient value; in addition, the beverage does not precipitate and is good in color singleness; and besides, through the preparation method of the green health-preservation sweet-scented osmanthus tea beverage disclosed by the invention, sweet-scented osmanthus blooming seasonal restrictions are avoided, the green health-preservation sweet-scented osmanthus tea beverage can be processed in an all-weather manner, the raw materials are non-toxic, harmless and convenient to obtain, and the green health-preservation sweet-scented osmanthus tea beverage is low in cost and simple in technology and has higher use value and favorable application prospects.

An image forming apparatus includes a toner container, a toner transportation tube and a nozzle. The toner container has a connecting cap with an opening having a lateral cross-sectional area through which the toner is discharged. The nozzle has an inner passage having a lateral cross-sectional area greater than sixty percent of the lateral cross-sectional area of the opening and first and second ends arranged opposite in an axial direction. The first and second ends have openings in communication with each other through the inner passage. The first end is connected to the connecting cap of the toner container by insertion of the the connecting cap facing the first end and the second end is connected to the toner transportation tube. The nozzle is arranged in an approximately vertical direction with the first end facing upward.

The invention discloses a method for preparing chondroitin sulfate and collagen polypeptide from animal cartilages, which comprises the following steps: crushing animal cartilage materials to obtain cartilage powder; hydrolyzing the cartilage powder with protease, and then carrying out ultrafiltration and concentration to obtain a concentrated solution; passing the concentrated solution through an anion exchange resin column, and collecting an effluent solution A; eluting with pure water, and collecting a water washing solution B; merging the effluent solution A and the water washing solution B, carrying out ultrafiltration and concentration, and carrying out spray drying to obtain the collagen polypeptide; and eluting the anion exchange resin column with an NaCl solution, carrying out ultrafiltration and concentration on the eluent solution, carrying out alcohol precipitation, dehydrolyzing, and drying to obtain the chondroitin sulfate. The invention realizes the high-valued utilization of cartilage resources, can simultaneously and efficiently extract and separate the chondroitin sulfate and the collagen polypeptide, increases the added values of the products and reduces the environment pollution.

The invention discloses a big data technology-based oil well parameter intelligent early warning system and a big data technology-based oil well parameter intelligent early warning method. The early warning system comprises a display layer, an application layer, a model layer and a data layer; the data layer is used for collecting and integrating the historical data of various parameters in each oil well and providing the historical data to the model layer; the model layer stores the data and pre-processes the data; a prediction model is established through the training and learning of an alarm classifier, so that the prediction model can be adopted to perform early warning according to the work of the oil wells; the application layer calculates a curve threshold value by utilizing the model layer so as to determine a single-well abnormal alarm and perform inter-well correlation analysis; and analysis results and early-warning results are displayed to a user through the display layer.The early warning method comprises the following steps of: step 1, historical data acquisition; step 2, data preprocessing; and step 3, the training and learning of an alarm classifier.

The invention discloses a multi-diameter rock core dual-ring direct tension rock tensile strength tester. The tester comprises three parts such as a loading system, a pressure monitoring and data acquisition system and a loading rack and sample clamping system. The loading system comprises an upper pressure disc, a ball head, a ball seat, a tower-shaped spring, a spherical hinge end cover, an oil cylinder, a lower pressure disc, a guide sleeve and a guide plate. The pressure monitoring and data acquisition system comprises a sensor and data acquisition subsystem, a pressure digital display screen, a monitoring compression gauge and a notebook computer data acquisition subsystem. The loading rack and sample clamping system comprises a diameter-variable rock sample inner ring pressure disc, a diameter-variable rock sample outer ring pressure disc, a lower crossbeam, stand columns, stand column fixed rings and an upper crossbeam. The tester can monitor and record the whole rock sample drawing damage test process, fast determine a tensile strength quantitative value in direct drawing of a rock, has a rigorous and reliable test principle and process and fill a gap in the research field at home.

The invention aims to provide a Clostridium butyricum GK13 bacterial strain CCTCCNO. M2010175. The bacterial strain has the characteristics of high caproic acid yield and good growth stability, can be applied in preparing high-concentration compound Clostridium butyricum liquid after strengthening functional bacteria, can be applied in cultivating artificial pit mud, obtains the effect of shortening the newly-built cellar pool aging period and rejuvenating the degrade cellar pool function in the practical production, improves the alcohol yield and the superior product rate, and solves the problems of rejuvenating a degrade old cellar pool, and shortening the newly-built cellar pool aging time and the like.

The invention discloses compound protein powder and a preparing method thereof. The compound protein powder comprises soybean protein powder, whey protein powder, highland barley protein powder, potato protein powder, sweet potato protein powder, collagen protein powder, pea protein powder, walnut powder, egg white powder, yolk powder, soybean lecithin, rape pollen, sweetening agents and essence. The preparing method comprises the steps of raw material baking, cooling, mixing and packaging, and finished products are obtained. The raw material ratio accords with the modern health maintenance principle, the formula is scientific and reasonable, the good effect that nutrient needed by a human body is supplemented is achieved, taste is good, and flavor is unique.

The invention relates to a method for increasing the recovery ratio of a tight oil reservoir through CO2 foam huff and puff. The method comprises the steps that high-pressure CO2 is injected into the fractured tight oil reservoir for slugging, cracks are mainly filled with CO2 for soaking, and crude oil enters the cracks from the matrix under the actions such as extraction, volume expansion and dissolution and viscosity reduction; and after the pressure of a wellhead is stable, a well is opened for production, in the formation seepage process, CO2 makes contact with a surface active agent aqueous solution to generate foam, the CO2 foam displaces the crude oil so that the crude oil can flow from the cracks to a shaft, and finally the crude oil is recovered to the ground. According to the method, no foam is generated in the CO2 injection process, and the situation that the generated CO2 foam displaces the crude oil to the deep position of the oil reservoir is prevented; and in the recovery process, the CO2 makes contact with the surface active agent aqueous solution so that the foam can be generated in the stratum, through the mechanisms that the CO2 foam conducts oil cleaning in the cracks and the fluidity of CO2 is effectively controlled, more crude oil in the cracks can be displaced into the shaft, and the recovery ratio of the tight oil reservoir is increased.

The invention relates to an organic bio-fertilizer with an insecticidal function. The organic bio-fertilizer comprises the following raw materials in parts by weight: 35-40 parts of rapeseed meal, 18-20 parts of tobacco scraps, 10-20 parts of corn stalks, 15-20 parts of Chinese medicinal dregs, 10-15 parts of fungal biological protein, 10-20 parts of garlic stems, 10-20 parts of bamboo sawdust, 10-20 parts of slow-release potassium chloride, 8-10 parts of paulownia sawdust, 8-10 parts of Celastrus angulatus, 10-12 parts of herba patriniae, 20-40 parts of cattle and sheep manure, 10-22 parts of three-nutrient compound fertilizer with nitrogen, phosphorus and potassium, 3-5 parts of a biological bacteria preparation, 1.5 parts of zinc sulfate, 1.5 parts of magnesium sulfate, 1.5 parts of sodium molybdate and 2.5 parts of borax, wherein the biological bacteria preparation is enzyme bacterium. According to the organic bio-fertilizer, a mixture of a plurality of organic substances and a fungi biological protein is adopted as an active ingredient, a plurality of combined advantages are complementary, the fertilizer is in combination with the drug so as to achieve interaction synergy, the effects of the prevention and control of pests and diseases of chemical agent are improved and the purposes that nutrients required for plants can be supplemented, the disease resistance of plants can be enhanced, the yield is increased and the quality is improved are achieved, and the organic bio-fertilizer has very high safety to people, animals and the environment and has no adverse effects after the bio-fertilizer is applied in a long term.

The invention relates to the production field of functional raschel blankets and particularly provides a producing process of medical-stone fiber raschel blankets. The producing process includes: utilizing medical stone fiber textured filament yarns of the specification of 140D (denier) / 70F-160D / 80F as tufted yarns and terylene polyester textured filament yarns of the specification of 150D / 144F as base yarns, producing a single raschel blanket layer on a double tricot machine, performing plain dyeing or printing on the single raschel blanket layer and after-treatment, and accordingly obtaining the finished medical-stone fiber raschel blanket. The finished medical-stone fiber raschel blanket produced by the producing process has obvious advantages of functions and comfortableness and the like, is excellent in healthcare function, has excellent functions of supplying microelements for humans, adjusting microcirculation of blood, emitting far infrared rays, resisting to bacteria and deodorizing and the like and meets people's requirements for comfortableness and healthcare effect well.

The invention discloses a firming and repairing fair mask product which is prepared by soaking mask paper with the liquid prepared from the following raw materials in parts by weight: 0.1-3 parts of hyaluronic acid oligomer, 0.1-2.5 parts of hyaluronic acid, 0.7-30 parts of synthetic egg white powder, 1-7 parts of an aloe extract, 0.7-9 parts of propylene glycol, 5-50 parts of 1,2-butylene glycol, 5-30 parts of glycerol, 40-80 parts of a ginseng extract, 10-50 parts of a milkvetch root extract, 20-50 parts of a baical skullcap root extract, 20-80 parts of a small cucumber extract, 0.1-1 part of a licorice extract, 0.3-2 parts of arbutin, 1-10 parts of superoxide dismutase, 1-10 parts of a coenzyme q10, 0.1-5 parts of beta-glucan, and the balance of water which is added until the total amount is 1000 parts. The mask product can reduce skin injuries, repair damaged cells, delay skin wrinkling, relieve the generation of facial dark stains and replenish and lock water, and is antiallergic.

The invention discloses a method for preparing a spirit flavoring spirit or a spirit flavoring liquor mainly aroma through liquid state fermentation and biological esterificaiton by using wastes produced from solid fermentation spirit production as culture mediums of composite bacteria. The composite bacteria comprise clostridium butyricum with a bacteria number of SICC1. 91, clostridium koseri with a bacteria number of SICC1. 13 and clostridium barati with a bacteria number of SICC1. 2; the composite bacteria fermentation mediums comprise yellow water, tail water, lees solution and pot-bottom water with a weight ratio of 7-8: 0. 5-1: 0. 5-1: 0. 5-1. Sodium acetate 1. 5and dibasic potassium phosphate 0. 04are added in the mixture solution, and ammonium bicarbonate is added to adjust pH value to 6. 5-7. 0, 95 degree ethanol 2 0s added after sterilization, then the mixture solution is sterilized at temperature 105 DEG C for 20min. The invention solves the pollution problem of the wastes to the water environment from the solid spirit production process. The added spirit body is more coordinate, which prevents the defect that the addition of monomer product easily generates float fragrant flavor. The spirit has strong nature feeling, and the recovered bacterial sludge and other residual nutritive matters can be recycled in the fermentation process and avoid secondary environment pollution.

The invention discloses a method of preparing liquor seasoning wine or liquor seasoning liquid mainly to taste by liquid state fermentation taking waste produced in solid-state fermentation liquor production as composite strain. The composite strain comprises Clostridium butyricum with strain number SICC1.91, Klinefelter Clostridium with strain number SICC1.13 and Pap Acetobacter with strain number SICC1.2; the composite strain fermentation medium is yellow water: tail water: groove liquid: spent wash=7-8:0.5-1:0.5-1:0.5-1, sodium acetate 1.5%, dipotassium hydrogen phosphate 0.04%, adjusting pH of ammonium bicarbonate to 6.5-7.0, adding 2% 95 degrees ethanol after sterilization; sterilizing 20 minutes under 105 degrees centigrade. The invention solves the pollution problem of the waste produced in solid-state fermentation liquor production process to the water environment, the added liquor being more coordinated, avoids the shortcomings that the added monomer products being easy to produce floating fragrance; the liquor has strong natural sense; the recovered strain mud and other residual nutrients are recycled in fermentation process, which avoids the secondary pollution.

The invention discloses a method for preparing a mesoporous catalytic composite material. The method is characterized by taking diatomaceous earth and kaolin as raw materials and comprising the following steps of: A, adding water and a dispersing agent into the diatomaceous earth and kaolin, uniformly stirring to obtain a slurry, adjusting a slurry destination pH value to 4.0-12.0 by using acid or alkali, spraying and drying to form a microsphere, and calcining the microsphere to obtain a mixed clay calcined microsphere; B, adding water and an adhesive into the kaolin and a zeolite molecular sieve, uniformly stirring to form a slurry, spraying and drying to form a microsphere, and calcining the microsphere to obtain a calcined microsphere; and C, adding sodium silicate, alkali liquor and a zeolite guide agent into the mixed clay calcined microsphere obtained in the step A and / or the calcined microsphere obtained in the step B, then putting into a crystallized reaction kettle for hydrothermal crystallization, filtering to remove mother liquor, washing the filter material by using deionized water, filtering again to obtain the washed filter material, and drying the filter material to obtain the mesoporous catalytic composite material containing a NaY zeolite molecular sieve. The method disclosed by the invention is mainly used for preparing the mesoporous catalytic composite material containing the NaY zeolite molecular sieve.

The invention relates to a protein dietary fiber meal replacement powder solid beverage and applications thereof, and belongs to the field of foods. The protein dietary fiber meal replacement powder solid beverage comprises the following raw materials: 20-25 parts by weight of whey protein, 20-25 parts by weight of oat fiber, 15-25 parts by weight of soy protein isolate, 15-20 parts by weight of resistant dextrin, 10-15 parts by weight of the psyllium husks, 2-5 parts by weight of milk minerals and 2-5 parts by weight of inulin. The above-mentioned protein dietary fiber meal replacement powdersolid beverage is convenient to eat, full and rich in mouth feel and rich in nutrients, can effectively supplement proteins and minerals, and can reduce hunger, effectively reduce appetite and reduceenergy intake so as to achieve weight-losing effect. When used for people who are losing weight, the above-mentioned protein dietary fiber meal replacement powder solid beverage can effectively control the weight of the drinker by providing satiety, and can effectively avoid affecting the health of the drinker.

The invention belongs to the technical field of soil improvement and particularly relates to an ecological soil conditioner for improving saline and alkaline land soil and a preparation method. The ecological soil conditioner is prepared from, by weight, 30-80 parts of industrial residues, 20-40 parts of sulfonated humic acid, 10-20 parts of pyroligneous solution, 10-30 parts of nano-filler, 5-15 parts of pH-sensitive hydrogel, 1-5 parts of water-soluble starch, 1-5 parts of cyclodextrin, 1-5 parts of medium trace elements and 0.5-3 parts of traditional Chinese medicine extract. The soil conditioner is environmentally friendly and safe, the application method is simple and easy to implement, the soil conditioner can be applied along with fertilizer in a drip irrigation mode, the utilization rate of the fertilizer is increased, nutrient elements can be released along with pH changes of the soil environment, a certain slow release effect is achieved, the utilization rate of the soil conditioner is greatly increased, cost is greatly reduced, meanwhile, the status quo of the saline and alkaline land soil can be improved, the organic matter content of the soil can be increased, and diseases and pests of the soil can be reduced.

The invention relates to imitation wild fish Chinese herbal medicine type feed which comprises the following raw materials by weight percent: 18% of soybean meal, 3% of seaweed powder, 15% of cottonseed meal, 35% of rapeseed meal, 2% of fish meal, 13.15% of rice bran, 10% of wheat shorts, 0.1% of virgate wormwood herb, 0.1% of Chinese thorowax root, 2% of argy wormwood leaf, 0.1% of fiveleaf gynostemma herb, 0.05% of lucid ganoderma, 0.1% of leaf and twig of common jasminorange, 0.2% of mulberry tree vine, 0.1% of glossy privet fruit, 0.2% of Nippon hawthorn fruit, 0.1% of annual fleabane herb, 0.5% of multiple vitamins and 0.3% of multiple minerals. The imitation wild fish Chinese herbal medicine type feed has the technical effects that the imitation wild fish Chinese herbal medicine type feed has good feeding attraction effect, is rich in histidine, arginine and glutamic acid, has the feeding attraction effect in different degrees for grass carp, common carp, crucian carp, silver carp, shrimps, loach and the like, and is conductive to improving the status that the food intake of fish and the shrimps is reduced under diseases or stress state.

The invention discloses an aid-containing trace element foliar fertilizer and a preparation method thereof. Each 100 kilograms of trace element foliar fertilizer comprises the following substances: 6 to 12 kilograms of copper sulfate, 3 to 8 kilograms of ferrous sulfate, 12 to 17 kilograms of zinc sulfate, 7 to 11 kilograms of manganese sulfate, 1.0 to 2.5 kilograms of boric acid, 2.0 to 5.0 kilograms of ethylene diamine tetraacetic acid (EDTA) disodium, 1.0 to 5.0 kilograms of citric acid, 5.0 to 10.0 kilograms of alkyl glucoside and the balance of water. Application results indicate that the trace element foliar fertilizer, after being sprayed onto the surfaces of laminae, can be better spread on the laminae to plat the nutritional effect fully; and due to the addition of an aid, the absorption of the laminae on four elements of Fe, Mn, Cu and Zn is improved, and the growth vigor and biomass of crops are increased obviously.

The invention discloses an LORA relay self-networking method. In a networking stage, a gateway node broadcasts networking, a relay node receives a broadcast packet and then forwards the broadcast packet; an end node receives the broadcast packet and reports node information of the end node to the gateway node, the relay node or other adjacent end node, so as to generate an end node network topology; the relay node separately collects gateway node information, other relay node information and end node information, so as to generate a relay network topology; the gateway node collects relay nodeinformation and end node information, so as to generate a gateway network topology; in a communication stage, the gateway searches an optimal route according to the gateway network topology so as to send a packet; the relay node forwards the packet according to the relay network topology; and the end node receives the packet and then replies, wherein the route can directly reach the gateway or reach the gateway through relay or other end node. The method realizes dynamic networking and increases communication distance, and the end node can move, so that network performance is not affected whenthe end node is added or deleted dynamically.

The serial pig raising compound Chinese herbal medicine mixtures have different compounding proportions for the requirement of pig in different growth stages, including sucking pig, piglet, adult pig and hog. The mixtures have the main ingredients of vitamins, choline, trace elements, lysine, calcium biphosphate, stone powder, table salt and 12 kinds of Chinese medicinal materials, including haw, malt, andrographis herb, etc. The mixtures can prevent and treat diseases of pig, raise pigí»s immunity and promote pigí»s growth, has less side effect and less resistance, and is favorable to production of green pork food.

The invention relates to an iron tailing soil improvement agent and an iron tailing soil improvement method. The iron tailing soil improvement agent comprises biochar, rice husks, ceramsite, organic fertilizers, attapulgite powder and planting soil. A mass ratio of the biochar to the rice husks to the ceramsite to the organic fertilizers to the attapulgite powder to the planting soil is (0.5-3):(0.2-1):(0.5-1.5):(1-4):(1-2.5):(1.0-2.2). The iron tailing soil improvement agent and the iron tailing soil improvement method have the advantages that the particle size of soil can be improved by theaid of the iron tailing soil improvement agent, the loss rate of water in the soil can be eased, the water retention capacity can be enhanced, organic matters can be quickly and effectively supplemented, the content of organic matters in tailing can be effectively increased, and suitable environments can be provided for plant growth; the rice husks and the ceramsite are matched with one another, the porosity of iron tailing soil can be improved, the hardening degree of the soil can be lowered, the tailing soil can keep in excellent gas-permeable and soft states for a long term, accordingly, the iron tailing soil improvement agent and the iron tailing soil improvement method are favorable for respiration of animals and plants in the soil, and the survival rate can be increased.

The invention provides an indoor personnel positioning system and method based on an infrared human body sensor array. The system comprises a plurality of detecting nodes, a base station node, and a host computer. The detecting nodes are arranged at different positions indoors. The base station node is connected with the host computer through a serial port connecting line. The detecting nodes are wirelessly connected with the base station node. Each infrared human body sensor array comprises four infrared human body sensors. Each infrared human body sensor has a 90-degree detecting range such that each infrared human body sensor array may achieve 360-degree omnibearing detection. Each detecting node transmits a detected result to the base station node via a Zigbee network in order to compute personnel positions. Personnel to be positioned are not required to wear any tag or signal source and are completely passively positioned. The indoor personnel positioning system is high in positioning precision. Since each infrared human body sensor has an about 6-meter detecting radius, the information of more than 3 detecting node may achieve about 1-meter positioning precision which may completely satisfy an indoor personnel positioning requirement.

The invention relates to a functional hard sugar, pertaining to the hard sugar technical field, which is characterized in that the invention is mainly made of crystal sugar, xylitol, sorbol, vitamin and other supplementary materials. The invention solves the moisture absorption problem of the xylitol hard sugar through the co-crystal of the xylitol and the sorbol, and eliminates the slightly sandy mouth feel through adding the vitamin with super thin granularity.