142results about How to "Increase oxygen content" patented technology

The invention relates to a method for treating blooms in a eutrophic reservoir. The method combines a water flow partition board, an ecological floating island, physical shielding and in-situ aeration, wherein water flow partition board separate a light controlling separation area and a strengthened purification area in a water intake and the ecological floating island is planted in the light controlling separation area. A physical shielding mechanism is arranged on a water surface layer and an in-situ pipe aeration system is arranged underwater. Raw water flow passes through the water flow partition board and enters the light controlling separation area where light lacks, so harmful algae floats and gathers on the water surface layer and are stopped and caught by plant roots on the floating island. Furthermore, the raw water treated by the light controlling separation are lead by the water flow partition board into the strengthen purification area where the physical shielding mechanism eliminates light underwater and an in-situ pipe aeration device applies aeration to a water body to make the harmful algae in water die out gradually. Finally, effluent treated by the strengthened purification area flows into the intake to be supplied to water plants for use.

The invention relates to an oxygen-increasing slow-release fertilizer. The fertilizer is prepared from a urea peroxide-beta-cyclodextrin inclusion compound, urea peroxide (Perurea: CO(NH2)2.H2O2) and beta-cyclodextrin which are in effective quantities, wherein the urea peroxide-beta-cyclodextrin inclusion compound takes urea peroxide as a kernel and takes beta-cyclodextrin as an outer layer. According to the slow-release fertilizer disclosed by the invention, the oxygen content is high and can reach 17-20%; and after the slow-release fertilizer disclosed by the invention is used, the oxygen release is sustained, mild, stable and controllable and can sustain 300 hours per 100g of urea peroxide in net content. The slow-release fertilizer disclosed by the invention has the advantages that the oxygen release manner is slow, mild and stable, is stronger in activity and strong in disinfection and can be used for easily eliminating diseases and pests from potted landscapes, so that the normal survival ratio of potted plants is increased effectively; and meanwhile, the slow-release fertilizer disclosed by the invention has effects on increasing, disinfecting and cleaning indoor oxygen and has incomparable superiority compared with currently reported relevant research results and new products on the market.

The invention relates to an in-situ arsenic removing method of underground water, which is characterized by comprising the following steps of: (1) arranging a pumping well in an earth surface area containing arsenic in the underground water, arranging a liquid-injection and gas-injection well around the pumping well, and arranging an aeration head of an aeration device at the bottom inside the liquid-injection and gas-injection well; (2) firstly completely pumping well water inside the pumping well and the liquid-injection and gas-injection well, then injecting a ferrous chloride solution into the liquid-injection and gas-injection well, and then injecting the water into the liquid-injection and gas-injection well till the water surface aligns to the ground, and starting to pump the water by the pumping well after the water is completely injected into the liquid-injection and gas-injection well; (3) alternately injecting the ferrous chloride solution and air; and (4) stopping injecting the ferrous chloride solution and the air when the content of the arsenic contained in the underground water pumped by the pumping well is stabilized at a value less than or equal to 10 micrograms/L and the content of chloride ions does not exceed the standard. The in-situ arsenic removing method of underground water has low cost and obviously reduced content of the arsenic contained in the processed underground water.

The invention provides a water surface garbage cleaning robot with a microbubble function. The water surface garbage cleaning robot comprises a ship body, a collection cage and an intelligent processing system, wherein a solar panel is mounted at the top of the ship body, an air inlet is formed in the top of one end of the ship body, one side of the ship body is fixedly connected with rear water outlet pipes, the other side of the ship body is connected with front water inlet pipes, the front side and the rear side of the ship body are fixedly connected with side water outlet pipes, a cavity is formed in the ship body, a storage battery is fixedly mounted on the inner side wall of the cavity top, side chambers are formed in one side of the cavity, microbubble generation boxes are fixedly mounted on inner side walls of the front side and the rear side of the cavity, and the intelligent processing system comprises a computer, a high-definition camera, operation buttons, air pumps, waterpumps, hydraulic rods I, a hydraulic rod II, motors and electric valves. The water surface garbage cleaning robot with the microbubble function is reasonable in design, safe and environmentally friendly and has the water cleaning function.

The invention relates to the field of fertilizer processing and provides a preparation method of a bio-organic fertilizer. The preparation method comprises the following specific steps: uniformly mixing the following base materials (in parts by weight): 70-95 parts of animal dung and 5-30 parts of plant straw; sprinkling a compound bacterial agent, controlling the water content to 50-55%, and fermenting for 6-9 days, wherein 1-2kg of MP compound probiotics and 1-2kg of MP partner are added into each ton of base materials, and the MP compound probiotics comprise 7-12 parts of compound strains, 7-12 parts of syrup, 1-1.5 parts of bran, 0.05-0.1 part of carbamide, 0.05-0.1 part of NaCl, 0.01-0.05 part of tea and 180-250 parts of water; and performing secondary turning: throwing and turning the obtained fermented material, controlling the water content to 40-45%, and fermenting for 6-9 days. The bio-organic fertilizer prepared by the preparation method has the advantages of high fermentation efficiency, short period and high composting degree.

The invention belongs to the technical field of ornamental fish tanks, in particular to a water cycle ornamental fish tank capable of being automatically cleaned. For the problems that cleaning of theinner portion of an ornamental fish tank is more inconvenient, frequent water changing is needed, manual feeding is needed, and feeding is easy to forget, the following scheme is provided that the water cycle ornamental fish tank comprises a base, a connecting pipe and a three-way pipe, wherein supporting columns are fixed on the four corners of the outer wall of the top of the base through bolts, the outer walls of the tops of the four supporting columns are all fixedly provided with a same cylinder through bolts, a feeding port is formed in one side of the outer wall of the top of the cylinder, an oxygenation pump is fixed at the side, close to the feeding port, of the outer wall of the top of the cylinder through bolts, an air pipe is fixed at an output end of the oxygenation pump through a bolt, and a spray nozzle is fixed at the other side of the air pipe through a bolt. The water cycle ornamental fish tank capable of being automatically cleaned has the advantages that through anarranged water inlet tank, a blade drives a rotating rod to rotate slowly while water is purified, and the bottom of the cylinder is cleaned through a scraping rod and a hairbrush.

The invention relates to an ether fuel for a vehicle. The ether fuel for the vehicle is susceptible to air temperature, clean and environment-friendly, high in antiknock index and approximate to 93# gasoline in dynamic performance. The ether fuel for the vehicle is prepared from the following components in percentage by weight: 30-60% of methyl tertiary-butyl ether (the content of methyl tertiary-butyl ether is 97-99.5%), 15-30% of isobutanol (the content of isobutanol is 98-99%), 15-35% of light naphtha (the light naphtha is a fraction at 50-140 DEG C), 3-10% of normal heptane, 2-5% of petroleum ether and 0.009-0.015% of ferrocene, totaling 100%. The ether fuel for the vehicle provided by the invention is high in the oxygen content and full to combust and can be used for effectively lowering and reducing emission of harmful gases to the new national standard of motor gasoline. The product is high in antiknock index and excellent in dynamic performance and further can be used for automatically removing carbon deposit and clingage, so that the service life of an engine is prolonged.

The invention discloses an indoor and outdoor air filtration exchange device and relates to the air purification technology, in particular to an indoor and outdoor air filtration exchange device, and aims to solve the problem that indoor and outdoor air exchange cannot be realized by using the conventional air purifier. The indoor and outdoor air filtration exchange device comprises a surface shield, a time control switch, a power switch connecting rod, a power switch, a filtering layer, a rotary valve, an axial fan, an inner sleeve pipe and an outer sleeve pipe, wherein the outer sleeve pipe is perpendicularly inserted in a wall body, and sleeves the inner sleeve pipe; the axial fan and the filtering layer are sequentially arranged in the inner sleeve pipe from front to back; the rotary valve sleeves the front end of the outer sleeve pipe; the surface shield sleeves the front end surface of the outer sleeve pipe; a surface shield air outlet is formed in the middle on the end surface of the surface shield; a plurality of surface shield air inlets are uniformly distributed in the outer lateral wall of the surface shield radially; a plurality of sleeve pipe air outlets are uniformly distributed in the upper part at the rear end of the outer pipe part of the outer sleeve pipe along the periphery surface. The indoor and outdoor air filtration exchange device is used for improving indoor air quality.

The invention belongs to the field of daily products, and provides an acne-removal skin-refreshing chamomile toner. The acne-removal skin-refreshing chamomile toner comprises 59.91-91.747% of water, 0.5-1% of allantoin, 0.002-0.05% of ethylenediamine tetraacetic acid disodium salt, 1-3% of 3-butanediol, 0.001-0.04% of sodium polyglutamate, 0.1-0.3% of jojoba ester, 0.05-0.1% of methyl ester, 2-5%of glycerol, 0.5-5% of an amino acid moisturizing agent, 0.5-3% of water-soluble salicylic acid, 0.1-0.2% of dipotassium glycyrrhizinate, 1-3% of propylene glycol, 0.1-0.5% of a compound biological enzyme, 1-8% of chamomile extracts, 1-10% of hamamelis virginiana extracts and 0.4-0.9% of a preservative. The acne-removal skin-refreshing chamomile toner can powerfully moisturizing skin, adjust the metabolism of the skin, effectively remove aged keratinocytes, clean and remove excessive grease on the surface of the skin, and inhibit sebum secretion of the skin; the acne-removal skin-refreshing chamomile toner has the effects of killing bacteria and diminishing inflammation, effectively kills propionibacterium acnes generating acne, and prevents secondary infection; the acne-removal skin-refreshing chamomile toner has repair and anti-allergy functions, damaged tissue of the epithelial layer of the skin is repaired, and post-inflammatory hyperpigmentation and scar formation are reduced; free radicals on the skin surface layer, the immunity of the skin is improved, and acne regeneration is reduced. The acne-removal skin-refreshing chamomile toner is mild in formula, free of irritation, capable of quickly repairing the skin.

The invention relates to an indoor air quality optimizing system. The indoor air quality optimizing system comprises one or more air purification devices used for filtering and purifying air and generating anions or plasma and one or more oxygenators. The indoor air quality optimizing system further comprises a first oxygen port used for conveying oxygen separated by the oxygenators to the indoor part. Each air purification device comprises a shell, an installing plate, a combined filtering module used for purifying and filtering air, an ion generator, a motor and blades. The oxygenators are provided with sensors used for detecting the pressure of oxygen in oxygen supply pipelines. The oxygenators are further provided with first control plates. The sensors are electrically connected with the first control plates. The air purification devices are provided with second control plates. One air purification device can be connected with and control one or more oxygenators. One oxygenator is connected with one or more air purification devices. The problems of fast oxygen consumption and the slow occasion oxygen supply are solved; meanwhile, the indoor air quality optimizing system can be installed in multiple rooms at the same time; and intelligent starting or stopping of the oxygenators is achieved during using, and the resource utilization rate is high.

The invention discloses a water quality purification device for aquaculture. The device comprises paddles, a solar cell panel, a supporting baseplate, a collection net, a first motor, a second motor, an aeration pump, a storage battery and a lighting lamp. A storage battery case is mounted in the middle of the top of the supporting baseplate, and the storage battery is mounted at the bottom in the storage battery case. According to the water quality purification device for aquaculture, the second motor, a stirring shaft, the aeration pump and stirring fan blades are arranged, gas ejected from the aeration pump is rapidly mixed with water under stirring of the stirring fan blades, and thus the device is convenient to increase the oxygen content of the water and is convenient for survival of aquatic creatures and improvement of the water. Meanwhile, the solar cell panel is arranged, transforms solar energy into electric energy during use, stores the electric energy into the storage battery and provides power for the device, so that a large quantity of energy sources are saved; in addition, a fixed rack box collection net is arranged so that impurities in the water can be collected conveniently.

The invention discloses a chemical spraying device for aquaculture. The chemical spraying device for aquaculture comprises a floating plate and a remote controller. A first supporting rod, a second supporting rod, a third supporting rod and a fourth supporting rod are fixedly connected to the bottom of the floating plate from right to left successively, and the bottoms of the first, second, thirdand fourth supporting rods are fixedly connected to an oxygen concentration sensor, a temperature sensor, an oxygen generator and a first motor, separately; and the output shaft of the first motor isfixedly connected to a propeller. By action of a second steering rod, a belt pulley, a first electric telescopic rod, a third motor as well as a second electric telescopic rod, a second movable joint,a sixth supporting rod, a fifth supporting rod and a first movable joint, the adjusting demand on spraying angle and spraying range of a nozzle can be met, and the spraying efficiency is improved effectively; and the device is remotely controlled by using the remote controller, thereby bringing great convenience to chemical spraying work of people.

The invention provides a low burning temperature pyrotechnic gas generating agent composition. The composition comprises, by mass, 10-55 parts of guanidine nitrate as a burnable agent, 35-70 parts of basic copper nitrate as an oxidant, 3-10 parts of copper iron oxide as a catalyst and a secondary oxidant, 5-20 parts of a cooling agent and 0.1-3 parts of fluorubber as a binder; and the cooling agent is at least one of carbonate, bicarbonate, aluminum hydroxide, dihydroxyglyoxime, diaminoglyoxime and guanidinium azotetrazolate. The composition has the advantages of low burning temperature, high burning speed, high gas generating rate, low concentration of harmful gas, and stable combustion at a low pressure.

The invention discloses a thin film transistor, a preparation method thereof, an array substrate and a display device. The threshold voltage of the active layer is regulated by adding oxygen ions andhydrogen ions into the active layer prepared by metal oxide semiconductor materials. When preparing the thin film transistor, each sub-etching barrier layer is obtained by step-by-step deposition using a plasma enhanced chemical vapor deposition process so as to selectively incorporate oxygen ions and hydrogen ions into the metal oxide semiconductor material when each sub-etching barrier layer isdeposited. Thereby regulating the amount of oxygen ions incorporated into the metal oxide semiconductor material and the amount of hydrogen ions incorporated. In this way, the metal oxide semiconductor material can be doped with oxygen ions and hydrogen ions without increasing the additional doping process, so that the preparation difficulty of the process can be reduced and the preparation cost can be reduced.

The invention discloses a biological rotating disc-type sewage treatment device. The biological rotating disc-type sewage treatment device comprises a contact reaction tank (1), a rotating shaft (2) is arranged in the contact reaction tank (1), two ends of the rotating shaft (2) are connected with a side wall of the contact reaction tank (1) in a rotation mode; several biological disc bodies (3) are arranged on the rotating shaft (2), a biological filling material is arranged on the external surface of the biological disc bodies (3); a sewage inlet pipe (5) and a sewage outlet pipe (6) are arranged in the contact reaction tank (1), the sewage inlet pipe (5) and the sewage outlet pipe (6) are respectively arranged at two sides of the biological disc bodies (3) and enable parallel arrangement with the rotating shaft (2), and the end parts of the sewage inlet pipe (5) and the sewage outlet pipe (6) pass through the side wall of the contact reaction tank (1). The biological rotating disc-type sewage treatment device can overcome the disadvantages in the prior art, and has reasonable and novel structural design.

The invention discloses a heat-insulating and waterproof system of a planted roof and a construction method thereof. The heat-insulating and waterproof system comprises an inverted roof, a siphon type roof drainage system and a rainwater collection and reuse device, wherein a structure layer, a sloping layer, a leveling layer, a waterproof layer, an XPS board heat-insulating layer, a root separating protective layer, a drainage layer, a geotechnical cloth filter layer and a planting soil layer are sequentially arranged on the inverted roof. The construction method comprises the construction steps: (1) cleaning the structure layer; (2) constructing the sloping layer and the leveling layer; (3) laying an HDPE (High Density Polyethylene) film waterproof layer; (4) laying the XPS board heat-insulating layer; (5) constructing the root separating protective layer; (6) constructing the drainage layer; (7) laying the geotechnical cloth filter layer; (8) constructing the planting soil layer; (9) carrying out acceptance check. According to the heat-insulating and waterproof system of the planted roof and the construction method thereof, the defects of the traditional roofs are improved, and the service life of the waterproof layer is effectively prolonged; through additionally arranging the siphon type roof drainage system and the rainwater collection and reuse device, rich precipitation resources can be excellently utilized, the consumption of tap water is lowered, and the improvement on the current situation that water resources are scarce is facilitated.

The invention relates to a forest oxygen bar gas generator. The forest oxygen bar gas generator comprises an outdoor machine and an indoor machine, wherein a shell of the outdoor machine is internally provided with a coarse filter element assembly, a fine filter element assembly, an oxygen permeable membrane core assembly and an electronic control proportion regulating valve; a shell of the indoor machine is provided with a replacing induced draft fan and a silence fan, and the outdoor machine and the indoor machine are connected through an oxygen enrichment pipe and an oxygen absorbing pipe. The forest oxygen bar gas generator can manually produce oxygen-rich, pollution-free and high-quality air which achieves or is superior to the standard of air in a natural forest environment, and can replace indoor dirty gas; and the forest oxygen bar gas generator can realize the purposes that oxygen content achieves 21.5-22%, the air filter fineness is less than 1 eta m, the indoor air is sterilized, disinfected, purified and subjected to humidity control, an indoor air replacing effect and an air oxygen content instrument display and quantitative management are realized, the automatic monitoring is implemented, the indoor air management is effectively performed, the oxygen content of the indoor air is appropriately improved, the indoor air quality is improved, and the good life and work environment is provided for people.

A circulating oxygenated water cup capable of increasing oxygen content of drinking water and generating fountain-like effect comprises a cup body and a cup cover, wherein the cup body is hinged with the cup cover, each of the two sides of the cup cover is provided with a side cover, a floating ball holder is fixedly connected inside the side cover at one side of the cup cover, a floating ball is arranged on the floating ball holder, a filtering net is fixedly connected with the upper end of the floating ball holder, a suction pipe is fixedly connected on the floating ball holder, a piston holder is fixedly connected at the lower end of the floating ball holder inside the cup cover, a floater port is fixedly connected on the piston holder, a floater is arranged on the floater port, two pistons are hermetically connected between the piston holder and the cup cover and between the floating ball holder and the cup cover, a rocking handle is arranged at the other side of the cup cover and clamped inside the other side wall of the cup cover, the pistons are spirally connected with the rocking handle, and a suction tube is fixedly connected with the lower end of the floater port.

The invention discloses an air purifying system and an air purifying device used for providing fresh and clean air to a gymnasium or a special sick room, etc. sites or sites requiring a man-made special air environment.

The invention relates to a water treatment reaction machine, comprising a floating body, at least one hollow microbial reaction box is arranged on the floating body, a water inlet and a water outlet are arranged on the microbial reaction box, and an inlet and a water outlet are connected to the water inlet. A water pipe, the water outlet is connected with a water outlet pipe, and the water inlet pipe is connected with a water pump. The invention also discloses a sewage treatment method using the above-mentioned water treatment reactor. The present invention adopts the microbial reaction box on the floating body, which is convenient for transportation and carrying through combination and installation, and can be put in according to the actual terrain area; in addition, the microbial reaction box is formed to communicate with each other through the pipeline, and the raw sewage flows through the microbial reaction box through the water pump. In this way, the nutrients in the tank are released into the regional water body, and nitrogen is removed through the aerobic denitrification of microorganisms. At the same time, an efficient food chain is established to reduce the nutrient-rich substances in the water body such as nitrogen and phosphorus, thereby improving the water quality.

The invention relates to a compost treatment device and method of city domestic sludge and straw and belongs to the technical field related to solid waste treatment and fermentation.The device mainly comprises a fermentation bin with an inclined bottom, the fermentation bin is provided with a material inlet and a material outlet, a feeding mechanism for feeding materials into the fermentation bin is arranged on one side of the fermentation bin, a discharge mechanism for outputting the materials is arranged on the other side of the fermentation bin, a heat transfer mechanism is further arranged outside the fermentation bin and on the same side of the feeding mechanism, the heat transfer mechanism transfers heat to the wall of the fermentation bin, a plurality of aeration pipes and water-replenishing sprayers are arranged inside the fermentation bin, and the mixture of the city domestic sludge and the straw at the bottom of the fermentation bin circulates with the mixture on the upper portion under the action of the aeration pipes so as to achieve compost fermentation without dead angle.By designing the the brand new structure, the device can perform synergic composite fermentation treatment on the city domestic sludge and the straw, and the problem that the city domestic sludge and the straw are hard to treat is solved.

The invention discloses coarse and fine double-layer external filtering equipment for cutting fluid of a metal cutting machine tool. The machine tool structurally comprises a water tank, a water pump,an electric control box, a motor, a filtering tank, an injection port, a filtering plate, a shielding plate and a filter residue collecting tank, wherein the water pump is fixedly mounted at the topof the water tank in an embedded mode. According to the equipment, a contact plate performs downward extrusion, then telescopic hoses contract and extend to generate certain air pressure, rotating shaft plates drive unidirectional opening and closing plates to rotate through extrusion force of the air pressure, and the air pressure is sprayed out through nozzles at the moment, so that the oxygen content of the water-based cutting fluid in the filtering tank is increased, and large-quantity propagation and proliferation of anaerobic bacteria are reduced; and dredging rods are inserted into filtering holes of the filtering plate at an inclined angle and move along with the conveying of the filtering plate, so that steering shafts drive the dredging rods to rotate, then adjusting rods contract in fixed pipe sleeves, the dredging rods move out of the filtering holes of the filtering plate, and the effect of filtering solid impurities such as abrasive particles and cuttings is improved through continuous stretch-in and move-out.

A siphon type composite vertical subsurface flow constructed wetland has an uplink pool with a depth 3/4 that of a downlink pool. Siphon-type drain tubes are equidistantly distributed at a first outer side of the uplink pool, and a total flow of the drain tubes is slightly greater than a largest total influent flow. Three layers of substrates are paved on each pool. A substrate on a first layer is a biological ceramsite having a relatively small grain size, another substrate on a second layer is zeolite having a relatively large grain size, and a further substrate on a third layer is cobblestone having a large grain size. The third layers of the pools are integrally communicated, and sewage in the downlink pool flows to the uplink pool through a communication port. Sludge on bottom layers of the pools is discharged from a siphon tube with water.

The invention discloses a thermotherapy bed for treating nephropathy and a use method thereof. The thermotherapy bed comprises a bed body, a drug layer and a breathable isolation layer, wherein the drug layer is formed by laying multiple stir-fried Chinese herbal components on a bed board of the bed body and covered by the breathable isolation layer. A user lies flat on the heating drug layer after stir-frying for thermotherapy, so that the qi, blood, meridians and collaterals can be activated, the channels for discharging cold and dampness are opened, the cold and dampness are discharged, the qi and blood flow, the kidneys are replenished, the five internal organs are regulated, and therefore various symptoms of kidney deficiency are quickly relieved, the cell activity is promoted from the interior of the body, and the effects of nourishing and strengthening the kidneys are achieved. Through the adoption of the thermotherapy bed for treating nephropathy and the use method thereof, traditional Chinese medicine wrapping therapy is combined with modern equipment, the activation of cells is achieved in the thermotherapy process, that is to say the subcutaneous tissue cells of the human body are activated, and the immunity is enhanced; moreover, a skin-brain effect on the human body is generated, the oxygen content of the human body is increased, the micro-circulation is improved, the metabolism is promoted, and the acidity and alkalinity of the human body are balanced; meanwhile, the pain of the micro-joints can be relieved, and the effects of treating diseases and protecting heath are achieved.

The invention discloses a water spraying transportation box with a self-spraying function. The transportation box comprises a sealing box, wherein the inner bottom of the sealing box is fixedly connected with a fixing box, a cavity is formed in the lower end of the fixing box, an induction coil is embedded in the inner wall of the cavity, and the inner wall of the cavity is elastically connected with a magnet through a first spring. According to the transportation box, when a transportation vehicle accelerates or decelerates, the magnet slides back and forth on the inner wall of the cavity, aninduction current is generated on the induction coil, a conductive spring contracts after being electrified, and seawater in a water storage cavity is sucked into a sliding plug cavity; and when thetransportation vehicle gradually runs smoothly, the magnet does not cut magnetic induction lines, the conductive spring is not electrified, a sliding plug is pushed to move upward, the seawater in thesliding plug cavity is rapidly sprayed out through a one-way water spraying cavity to collide with a rhombus block, and the water is atomized and discharged from a water outlet, and thus the contactarea between the water and air is expanded, the content of oxygen in the water is added, seafood in the fixing box is subjected to oxygen-containing water spraying, and the death rate of the seafood is prevented from rising.

The invention relates to a device and a method for cycling aerated water in a parent fish rearing pond. The device comprises an elbow, a main tube and a base, wherein the elbow is coaxially sheathed onto the main tube; the lower end of the main tube is fixed onto the base by using a cotton rope; first holes are evenly distributed at the upper end of the main tube around a tube body; second holes are distributed at the lower end of the main tube around the tube body; the elbow and the main tube are respectively made of (polyvinyl chloride) PVC tubing; the height of the main tube is 40cm; the diameter of the main tube is 9cm; the elbow is a 90-degree elbow assorted with the main tube; the base is made of smooth cement square bricks; and the second holes are evenly arranged or randomly arranged around the main tube. In the method, after the device is connected, oxygenation heads are respectively arranged in the first holes, and the number of the first holes and the second holes can be changed according to the bearing capacity of the tubing. The device and the method for cycling the aerated water in the parent fish rearing pond are capable of implementing water flow stimulation on parent fishes to ensure a water body to have high flowability, thereby being beneficial to collecting remnant feeds and excrements. Simultaneously, the device and the method for cycling the aerated waterin the parent fish rearing pond are simple to operate and are easy to popularize.

The invention provides a forming method of a metallic oxide layer in a resistive random access memory. The forming method comprises the steps of carrying out fast heating oxidation to form an oxidation layer on a metal material and carrying out plasma body enhancing oxidation to change the oxidation layer to an enhancement oxidation layer. The metallic oxide layer manufactured through the method is high in oxygen content and good in uniformity.

The invention discloses a water circulation structure based on a sponge city, and solves the problem of reduction of water quality, which is caused by a case that water stored by an existing water storage structure of the sponge city is in an non-circulated state for a long term. The technical scheme of the invention has the key points that the water circulation structure comprises a reservoir used as a sponge city water storage structure, and further comprises a pump station, a fountain-type oxygen-increasing pool and a waterfall-type oxygen-increasing pool; the pump station is used for pumping water in the reservoir to the fountain-type oxygen-increasing pool and forming a fountain landscape; the waterfall-type oxygen-increasing pool is arranged at one side of the fountain-type oxygen-increasing pool, and the waterfall-type oxygen-increasing pool comprises a waterfall forming wall arranged close to the fountain-type oxygen-increasing pool; when the fountain-type oxygen-increasing pool overflows, water flows into the waterfall-type oxygen-increasing pool through the waterfall forming wall; the horizontal position of the waterfall-type oxygen-increasing pool is lower than that of the fountain-type oxygen-increasing pool; the waterfall-type oxygen-increasing pool is communicated with the reservoir. The water circulation structure achieves the advantage of improving water quality, and creates the waterscape in the flowing process of water so as to beautify the environment.

The invention provides a device for acquiring plant electrical signals and stimulating multiplied plant negative oxygen ion release. The device comprises a signal acquiring module, a signal comparing module and an electric field generating module. An electric field generating system is driven to generate a biological electric field matching with the plant biological potential fluctuation; electrical signals stimulated by the electric field with the same features can be received by the plant without damage, the plant biological electric effect can be improved in the multiplied manner, photosynthetic oxygen releasing and moisture evaporation of the plant can be accelerated through the biological electric effect, the oxygen content of the air is supplemented and increased, the plant is stimulated to release completely ecological air negative oxygen ions, the natural plant properties, namely beautifying the environment, maintaining moisture and releasing plant phytoncide can be maintained constantly, the service life is long, the device is of an 'ecological negative oxygen ion generating machine' which is high in efficiency, low in energy consumption and environment-friendly, forest-like air can be brought to city rooms, and the indoor negative oxygen ion bath environment can be formed.

The invention discloses an anionic shampoo liquid belonging to the technical field of daily chemical products. The anionic shampoo liquid is prepared from, by weight, 60%-70% of water, 20%-30% of lauryl alcohol polyether sulfuric acid with the content of 70%, 3%-8% of cocamidopropyl betaine, 2%-6% of fatty acid alkanol amide, 1%-5% of glycerol, 0.1%-0.4% of citric acid, 0.1%-0.3% of ethylenediaminetetraacetic acid disodium salt, 0.5%-1% of sodium chloride, 0.2%-0.8% of imidazolidinyl urea, 0.4%-0.8% of hydrogenated castor oil, 0.6%-0.9% of phenoxyethanol, benzoic acid, dehydroacetic acid and ethylhexylglycerin, 0.5%-1.2% of polyquaternium-7 and 0.5%-1.2% of essence. According to the shampoo liquid, hair can fully and truly absorb nutrition and be protected from inside to outside, the true health purpose is achieved, and the effect on the electrically ironed hair and the dyed hair is more obvious especially.