60results about How to "Strong competitiveness" patented technology

A lead-free free-cutting copper-antimony alloy comprises in percentage by weight: 55 to 65% Cu, 0.3 to 2.0% Sb, 0.2 to 1.0% Mn, at least two elements selected from the group of Ti, Ni, B, Fe, Se, Mg, Si, Sn, P and rare-earth metal in amount of 0.1-1.0%, as well as balance Zn and unavoidable impurities. The brass alloys according to the present invention possess superior cutting property, weldability, corrosion resistance, dezincification resistance and high-temperature-oxidation resistance, and are suitable for use in drinking-water installations, domestic appliances, toy for children, fastener, etc. The process for producing such alloys is also proposed.

The invention relates to stereoscopic relief decorative paper and a printing method thereof. Floral patterns with stereoscopic concave-convex sense are arranged on the decorative paper, and the concave-convex thickness of the floral patterns is between 0.05 and 0.8 millimeter. The method for printing the stereoscopic relief decorative paper comprises the following steps of taking decorative pure white paper as a base material and adopting a multi-roller gravure printing machine to perform multi-color overprinting to form stereoscopic floral patterns on the decorative paper, wherein printing ink on at least one roller contains high-solid-content resin with the weight ratio of between 10 and 95 percent. People can truly tell the meticulous engraving of the patterns of the stereoscopic relief decorative paper provided by the invention from any angle. Therefore, the paper has extremely strong competitiveness and broad market prospects.

The invention discloses an assembly type grass-planted concrete precast block and a construction method of an ecological bank adopting the same. The assembly type grass-planted concrete precast blockis composed of a convex block body and concave block bodies, wherein the convex block body and the concave block bodies are connected into a whole, the convex block body is located in the middle, theplurality of concave block bodies are arranged next to the convex block body, and the convex block body and the concave block bodies are made of ecological concrete with ecological holes; greening soil coverings suitable for the growth of herbaceous plants are laid on the upper surface of the convex block body and the upper surfaces of the concave block bodies respectively, the herbaceous plants take roots on the greening soil coverings and in the convex block body and the concave block bodies; and the concrete precast blocks can be spliced and clamped together. Meanwhile, the invention provides a construction method of the ecological bank adopting the assembly type grass-planted concrete precast block according to the characteristics of the assembly type grass-planted concrete precast block. The assembly type grass-planted concrete precast block has the advantages that the structure is reasonable, the coverage rate of the planted-grass is high and the construction is convenient and rapid; and the assembly type grass-planted concrete precast block can be used for ecological protection of medium and small rivers, and can also be used for ecological protection of channels, lakes, reservoirs and ponds.

A method for preparing a primary crown by using lithium disilicate used for restoring the primary crown of children, and a primary crown using the preparation method comprises the steps of: three-dimensionally modeling the shape of a primary crown by using a computer program; processing a wax model by using a milling machine; drawing out the wax model; embedding the wax model together with an embedding material into an embedding material frame; drying the embedding material; evaporating a wax constituting the wax model by heating the embedding material;inserting lithium disilicate into the internal space of the embedding material and melting the same; cooling lithium disilicate; drawing out a primary crown model comprising lithium disilicate by cutting the embedding material; and polishing the primary crown model.

A general thermotherapeutic device for treating tumor by heating in blood vessels is composed of the heat generating seed in the form of strip and transplanted in blood vessel for heating blood, a fixer for said heat generating seed, and an external electromagnetic device opposite to said heat seed for generating an alternative electromagnetic field.

The invention relates to a digital up / down frequency conversion system and an implementation method thereof. The system comprises an A / D conversion module, a down frequency conversion mixing processing module, an extraction filtering system, a digital frequency-selecting filtering system, an interpolation filtering system, an up frequency conversion mixing processing module, a D / A conversion module, a down frequency conversion digital local oscillation module and an up frequency conversion digital local oscillation module, wherein the digital frequency-selecting filtering system comprises a frequency-selecting filtering system protection module for preventing the system from generating a limit cycle phenomenon and excessive oscillation, a shunt, a frequency-selecting filtering module for frequency-selecting filtering and filtering the signal out of band, and a multiplexer; and the output end of the frequency-selecting filtering system protection module is successively connected with the input end of the multiplexer through the shunt and the frequency-selecting filtering module. The invention has the advantages that the transmission time delay in the digital system is effectively reduced, and the transmission time delay is extremely low.

The invention relates to an endophytic fungus promoting casuarina equisetifolia biomass growth. The endophytic fungus is aspergillus sp. casuarina equisetifolia rhizospheric fungus 17, which is registered and collected in China General Microbiological Culture Collection Center on June 28th, 2012. The collection number is CGMCC No. 6309. The casuarina equisetifolia rhizospheric fungus 17 is inoculated in casuarina equisetifolia hydroponic seedling. Comprehensive evaluation is carried out according to various indicators, and it is further proved that the fungus has a promotion effect upon biomass growth and an actual synergetic effect upon casuarina equisetifolia dry matters. When a functional endophytic fungus beneficial for promoting biomass growth is found, the endophytic fungus can be used in production.

A transaction card has a 3D printing graphic surface and a card base. The card base comprises in order from top to bottom: a front protective film layer, a front substrate layer, an intermediate INLAY layer, a back substrate layer, a back printing graphic layer, and a back protective film layer. The upper surface of the front protective film layer is adhered with a 3D printing graphic layer with a height of 0.05-0.46 mm. The transaction card is uniquely designed with a 3D printing graphic effect incorporated in the card surfaces, therefore the overall quality of the card is improved, allowing the transaction card to be widely used in financial, transport, social security, medical care, schools, security service and other fields.

The invention discloses a preparation method for mullite composite-phase nano crystal by natural China clay at normal temperature and pressure. Wherein, preparing fine mineral powder, calculating mass of NaOH and deionized water when selecting said powder 5-10g, according to the proportion: mNa2O / mSiO2=2.8-3.0, mH2O / mNa2O=30-35(NaOH concentration 4.0mol / l); putting the sample into beaker to mix; sealing the beaker and putting into magnetic-heating mixer till 80-100Deg; stopping mixing, holding temperature for 2-5h; stratifying and filtering solution; putting the filtered crystal into thermostatic drying cabinet at 110Deg and obtaining the objective product. This method is simple and practical, decreases cost, and increases product performance.

The invention relates to a preparation method of a liquid fertilizer containing microorganisms. The preparation method comprises: adding plant residues, an acid-alkali adjusting agent, distilled water, a culture medium and microorganisms into a fermentation tank, fermenting at a certain temperature, carrying out pH value adjustment and cooling on the product after fermenting for a certain time, storing for 3-5 days in the fermentation tank, adding slaked lime, adjusting the pH value, continuously adding the culture medium and the beneficial microorganism to the fermentation tank, fermenting at a certain temperature, carrying out pH value adjustment and cooling on the product after the fermenting, storing for 3-5 days in the fermentation tank, repeating the steps one time, carrying out press filtration on the product to obtain filtrate, and adding the filtrate to a liquid fertilizer to obtain the liquid fertilizer containing the microorganisms. According to the present invention, the natural ecological environment of the soil is simulated, and the three fermentations are performed, such that the fermented microbial agent can quickly adapt to the environment after being put into the soil so as to ensure the survival rate.

The invention discloses a multiple management mechanical lock core system, wherein tumbler codes of all the locksets in the system are consistent; inner walls where key grooves contact keys are provided with lugs or depressions to form authority codes; and the keys are provided with teeth which are matched with the tumbler codes of the system and key codes which correspond to the authority codes of different mechanical lock cores respectively. The multiple management mechanical lock core system realizes multiple management of the mechanical lock cores, effectively prevents technological unlocking such as master keys and strengthens the reliability of the locksets due to flexible shapes of the key grooves and the key codes in the system, is convenient to use, can directly change the tumbler codes without change of the authority codes under the condition of producing different systems, is suitable for mass production, can greatly reduce the production cost, is easy to be accepted by general consumers, has strong competitiveness in the aspect of price performance ratio, and can be widely applied to occasions which require centralized management such as pubs, hotels, hostels, dormitories and companies.

The invention discloses a high-speed assembling process for metal and adhesive; the process comprises a metal strap and an adhesive tape; the metal strap and the adhesive tape are crossed and pulled by pullers; the puller on the adhesive tape is a first puller and the puller on the metal strap is a second puller; the middle parts of the adhesive tape and the metal tape are overlapped; the overlapped part forms a pin guide position which matches with a guide pin on a mould to guide the positions of the metal strap and the adhesive tape. With adoption of the guiding, the compounding efficiency and yield rate are directly improved; the traditional manual compounding is updated to automatic high-speed and stable compounding for metal and adhesive compounded parts; the industry is updated and the considerable economic benefit is brought to enterprises.

The invention provides a music health care air conditioner, which is comprised by music chip (A1) for storing lullaby, music timer (A2), remote control switch (A3), modern air-conditioner. The music chip (A1), music timer (A2), and remote control switch (A3) are arranged in a new expansion space (figure 1) at one end of the air-conditioner. The lullaby accompanied by comfortable temperature will make you to fall asleep when you press music button and music timing button on the remote controller, and if temperature is not needed to be regulated by the air conditioner, the lullaby can be played independently, for about one hour, and then the music will help you to fall asleep. The music which has relaxation effect or poise effect is also fit for the music health care air conditioner, and the music combining with the modern air conditioner is also fit for various air conditioners having different modeling.

The invention discloses a four-tower rectifying method for producing biodiesel from waste grease. The four-tower rectifying method comprises the following steps: (1), continuously putting reacted coarse methyl ester in a first tower to rectify so as to produce C14 and light-component fatty acid methyl ester; (2), continuously putting coarse methyl ester passing through the first tower in a second tower to rectify so as to produce C16 fatty acid methyl ester; (3), continuously putting coarse methyl ester passing through the second tower in a third tower to rectify so as to produce C18 fatty acid methyl ester; and (4), continuously putting coarse methyl ester passing through the third tower in a fourth tower to rectify so as to produce C18 fatty acid methyl ester and C20 fatty acid methyl ester. According to the four-tower rectifying method disclosed by the invention, reacted coarse methyl ester is rectified through the four towers; therefore, high-purity C16 fatty acid methyl ester and C18 fatty acid methyl ester can be obtained; and the four-tower rectifying method completely accords with production requirements of chemical products.

The invention discloses a preparation method and application of a bacillus methylotrophilus LW-6 bacterial agent for biological control of meloidogyne. The bacillus methylotrophilus LW-6 has the advantages of strong stress resistance, high-temperature resistance, drought resistance, and fast growth and reproduction, and has the characteristics of strong colonization and competitiveness, an obviousnematicidal effect, no toxicity to humans and animals and environmental friendliness. The viable spores and secondary metabolites of the bacillus methylotrophilus LW-6 have the functions of preventing and controlling tobacco meloidogyne and tobacco growth promotion, the efficiency of preventing and controlling the meloidogyne by drip irrigation treatment can reach 70.79%, and the meloidogyne killing ratio can reach 93%. The number of viable spores of a liquid microbial agent prepared by the steps of plate-activated culture of the bacillus methylotrophilus LW-6, seed culture and fermentation can be up to 5 billion / ml, and the preparation method specially comprises the following steps: preferred plate culture, specific seed culture, preferred fermentation, ultrafiltration concentration, low-temperature drying, and dosage form processing preparation.

The invention provides a fully-vulcanized polypropylene / acrylate rubber thermoplastic elastomer and a preparation method thereof, which relate to the technical field of thermoplastic elastomer. The fully-vulcanized thermoplastic elastomer is formed by melting and mixing the components which include polypropylene plastics and a rubber component, wherein the weight ratio of the rubber component to the polypropylene plastics is 30:70-75:25. The rubber component is a mixture of rubber particles with a cross-linked structure and a softener, wherein the content of the softener is 30-120% of the rubber particles by weight; and the rubber particles are fully-vulcanized acrylate powdered rubber, the mean particle diameter is 0.05mum-0.5mum, and the gel content is 60% by weight or higher. The softener is selected from at least one of a phthalic acid ester compound, dioctyl terephthalate, a trimellitate compound and a pyromellitic ester compound. The fully-vulcanized polypropylene / acrylate rubber thermoplastic elastomer has good comprehensive properties of oil resistance, low hardness, high elongation at break and the like.

The embodiment of the invention provides a cloud management method of a box-type switch, a switch, a server and a platform. The method comprises the following steps: configuring a CPE wide area network management CWMP protocol, and establishing a CWMP connection with a server; receiving configuration information sent by the server, and establishing a data model according to the configuration information; and sending equipment information to the server according to the data model, so that the server analyzes the equipment information according to the configuration information, and stores the equipment information in a cloud management platform. According to the cloud management method of the box-type switch provided by the embodiment of the invention, the CWMP protocol is configured in thebox-type switch, the data model is established, and interaction with the server is carried out, so that unified cloud management of the whole network of the box-type switch is realized, the competitiveness of a whole network cloud management scheme is stronger, and scene coverage is more complete.

The invention discloses a sectional material heat radiator for an LED (Light Emitting Diode) lamp. Heat radiating teeth longitudinally extending are arranged at the two sides of the front of a base plate and on the back of the base plate, and a light source of the LED lamp is arranged in the center of the front surface of the base plate. The length of the sectional material heat radiator can be conveniently determined according to heat radiating requirements, the heat radiating modular design of an LED lamp casing is truly met, the series design of the LED lamp is greatly accelerated, the production cost of the lamp is lowered, and the lamp has more strong adaptability and competitiveness.

The invention relates to a preparation method of a fertilizer containing microorganisms. The preparation method comprises: adding dried plant residues, an acid-alkali adjusting agent, distilled water, a culture medium and microorganisms into a fermentation tank, fermenting at a certain temperature, carrying out pH value adjustment and cooling on the product after fermenting for a certain time, storing for 3-5 days in the fermentation tank, adding slaked lime, adjusting the pH value, continuously adding the culture medium and the beneficial microorganism to the fermentation tank, fermenting at a certain temperature, carrying out pH value adjustment and cooling on the product after the fermenting, storing for 3-5 days in the fermentation tank, repeating the steps one time, carrying out air drying on the product, and adding to a fertilizer to obtain the fertilizer containing the microorganisms. According to the present invention, the natural ecological environment of the soil is simulated, and the three fermentations are performed, such that the fermented microbial agent can quickly adapt to the environment after being put into the soil so as to ensure the survival rate.

The invention discloses a method for manufacturing a medical PE thin film four-side tear-off air-permeable adhesive tape. The method comprises the step of: perforating the surface of medical PE thin film on which a medical adhesive is coated by heating a burr roller by utilizing a heat transfer oil carrier. The method is characterized in that: a circulation path of heat transfer oil is changed; the interlayer of the inner wall of the roller is removed from the internal structure of the roller of the burr roller; the heat transfer oil flows in the roller directly; the diameters of the inlet and the outlet in the heat transfer oil circulation path are expanded so as to expand the channel of the heat transfer oil; the roller is filled with the heat transfer oil; the heat transfer oil flows smoothly to speed up the circulation speed of the heat transfer oil so that the burr roller is heated uniformly; and holes pressed on the medical PE thin film has the characteristics of uniform size, regular shape and orderly arrangement. The times for washing the roller of the burr roller and the heat transfer oil circulation path are reduced greatly, namely once per year; and the longitudinal direction, the transverse direction, the upper, lower, left and right surfaces of the medical PE thin film manufactured by the method of the invention can be torn linearly.

A wireless charging lamp belonging to the technical field of an illumination device comprises: a lamp holder, a light source, a lampshade and a supporting part. A master control circuit board and a charging emitter are provided in the lamp holder. The wireless charging lamp further comprises a charging receiver which is independently equipped, wherein the charging receiver comprises a charging receiver shell a receiving circuit board provided in the charging receiver shell. The wireless charging lamp not only has a traditional lighting function but also a wireless charging function. Compared with the conventional structures, the structure of the present invention needs neither a data line nor contacting with the digital product to achieve a charging function. The charging emitter is provided inside the lamp holder. Inserting the charging receiver into a charging interface of the digital product is capable of automatically activate the charging function.

The invention discloses a GaN compatible driving circuit, and belongs to the technical field of semiconductor devices, the GaN compatible driving circuit comprises a driving chip IC, an MOS driving module and a GaN driving compatible module, the driving end of the driving chip IC is connected with the input end of the MOS driving module, the GaN driving compatible module comprises a voltage limiting unit, an acceleration unit and a voltage dividing unit, the input end of the voltage limiting unit is connected with the output end of the MOS driving module, the output end of the voltage limiting unit is connected with the input end of the voltage dividing unit and the grid electrode of the N-type field effect transistor, the output end of the voltage dividing unit is connected with the source electrode of the N-type field effect transistor and the driving chip IC, and the acceleration unit is connected with the voltage limiting unit in parallel. The method has the effect that the GaN and the silicon-based MOSFET can be driven in a compatible mode.

The region intercepting circuit for digital video image consists of data memory unit, address generating unit, address control unit and other parts. The data memory unit stores the digital video signal of the required part and outputs images of the intercepted region, and in controlled by address control unit controlled address generating unit. The present invention has the advantages of correct timing, convenient regulation and low cost owing to that EPROM is used in generating intercepting control signal. The present invention has also the advantages of faster response speed than software method and this results in real-time property and clear and vivid dynamic image effect. Compared with other hardware method, the present invention has cheap common elements and devices used and simple and clear circuit. The present invention may be used widely in display circuit of various formats and sizes.

The invention relates to a method for producing fermentative cordycep fungal powder and cordyceps polysaccharide powder through the fermentation technology. The method comprises the steps that inoculation is carried out on cordyceps sinensis pure bacterial strain culture on solid synthetic medium or liquid synthetic medium liquid fermentation equipment, fermental cultivation is carried out on the cordyceps sinensis pure bacterial strain culture and the media, drying and cell smashing are carried out on thalluses after the media are separated from the growing thalluses, and the fermentative cordycep fungal powder is made; then the obtained fermentative cordycep fungal powder is used as a raw material, and active immunization cordyceps polysaccharide freeze-dried powder is made through the organic solvent precipitation method, the compound enzyme method, the adsorption method and other working procedures. According to the technical scheme, the method is of significance in releasing contradiction between supply and demand of traditional Chinese medicinal materials, preserving the ecological environment, achieving valuable and rare wild medicinal material manual cultivation, producing high value-added Chinese herbal medicine products and the like.

The invention relates to the field of mathematics education, and particularly relates to an addition and subtraction question answering device for mathematics education. The invention aims to solve atechnical problem of providing an addition and subtraction question answering device for mathematics education which can conduct a question answering competition to enable students be high in learningenthusiasm and is high in interestingness. The technical scheme is that the addition and subtraction question answering device for mathematics education comprises a box body and the like, wherein thefront side of the box body is provided with a box cover, the box cover is provided with two openings, the middle part of the front side of the box cover is engraved with '+', the right of the front side of the box cover is sequentially engraved with '=' and a question mark, the box body is internally provided with a rotating device, the middle part of the front side of the box cover is provided with an adjusting device, and the adjusting device is located between the two openings. The addition and subtraction question answering device for mathematics education adjusts Arabic numerals in the openings through the rotation of the rotating device and adjusts the plus or minus sign through the adjusting device, thereby enabling the students to perform question answering according to the observed Arabic numerals. The addition and subtraction question answering device for mathematics education can randomly select a group for question answering through a group selecting device, thereby enabling the competitiveness to be higher, and being more interesting.

The invention provides a preparation method of strawberry cheese flavored yoghurt, which comprises the following steps: purifying milk: removing impurities in the milk through centrifugal action of raw milk, purifying the milk, cooling and storing; burdening: heating the stored raw milk, adding the whey protein powder, circularly stirring, and standing for hydration; after hydration, adding auxiliary materials including white granulated sugar, sweetened condensed milk, single cream and strawberry cheese jam, and stirring to obtain a mixed ingredient emulsion; performing temporary storage: cooling the obtained mixed ingredient emulsion, fixing the volume, and performing temporary storage; homogenizing: introducing the temporarily stored emulsion into a sterilization machine for homogenizing; pasteurization: the homogenized emulsion is sterilized; performing cooling after sterilization; inoculating: adding a leavening agent at the temperature of 2-6 DEG C for inoculating, and stirring after inoculating, so that the leavening agent is fully mixed with the emulsion; and filling, preserving heat and fermenting: after fermentation is completed, cooling, refrigerating and storing, so as to obtain the final flavored yoghurt product after refrigerating.

The invention discloses a formula and a preparation method of a pungent-smell-free acrylonitrile-butadiene-styrene foamed plastic, wherein the pungent-smell-free acrylonitrile-butadiene-styrene foamedplastic comprises the following components by weight: 90.5-96% of acrylonitrile-butadiene-styrene, 2-5% of an AC foaming agent, 1-3% of a dispersing agent EB-FF, 0.05-0.5% of an antioxidant 1010, 0.05-0.5% of an antioxidant 168, and 0.1-0.5% of purified biological enzyme. The finished product has no obvious pungent smell, the influence on injection molding operators is eliminated, the quality grade of the product is improved, and the competitiveness is high.

The invention relates to a preparation method of an agricultural liquid microbial agent. Plant residues, an acid-base adjusting agent, distilled water, a culture medium and microorganisms are added into a fermentation tank for fermentation under the certain temperature, fermentation is performed for a certain period of time, products are subjected to pH adjustment and cooling and then stored in the fermentation tank for 3-5 d, hydrated lime is added for pH adjustment, the culture medium and beneficial microorganisms are added into the fermentation tank continuously, fermentation is performed under the certain temperature, the fermented products are subjected to pH adjustment and cooling and then stored in the fermentation tank for 3-5 d, the steps are executed again, and a filtrate obtained after filter pressing is performed is the agricultural liquid microbial agent. The method simulates the natural soil ecological environment, the fermented microbial agent is put into soil through three-time fermentation, the agricultural liquid microbial agent can adapt to the environment rapidly, and the survival rate is ensured.