50results about How to "High actual use value" patented technology

The invention belongs to the technical field of data mining, and provides a customer classification method and a system thereof based on transaction data. The method comprises steps: transaction data are acquired from a retail enterprise transaction database; the acquired transaction data are pre-processed, and the transaction data after pre-processing are coded according to layers; according to layer information after coding, a customer purchase tree is built for each customer; all built customer purchase trees are clustered until a clustering center does not change or the change is smaller than a preset threshold, and a customer classification result is acquired. The technical scheme provided by the invention can efficiently and quickly process large amounts of data, and the problem that the traditional method is over high in computational complexity and can not process the current large data can be solved.

The invention discloses an instant communication method and a system based on mobile communication positioning technique. A user terminal permits and authorizes the system of the invention to start the instant communication service based on positioning technique, and the range of the geographic space in which the user terminal is located can be monitored through wireless positioning technique. When identical users authorized to start the instant communication service and users recorded in the address list (address list, phone book, call record, contact list and the like) of the user terminal within the range of the geographic space at the distance specified by the user, the system respectively sends the concise geographic information and character information of the opposite party to associated users, promotes whether the associated users start related services or not, installs instant communication client software and transmits related data after the associated users authorizes, and then authorizes the user to realize and use instant communication service through the instant communication client. The instant communication service can be transmitted by multiple modes such as characters, pictures, voices, videos, vector images, data and the like.

The invention discloses a waste recycling process for automobile disassembling. A fixed base is included, a fourth supporting column is fixedly connected to the left side of the top of the fixed base,a breaking box is fixedly connected to the top of the fourth supporting column, the top of the breaking box communicates with a feeding baffle, the left side of the breaking box is fixedly connectedwith a fixed block, and the top of the fixed block is fixedly connected with a second motor. Through cooperative use of a first motor, a rust removal box, a rust remover storage box, a water pump, spraying holes, rotary nozzles, an inner ball pipe, a rotating groove, an outer ball pipe, a hard connecting pipe, a second gear and a fourth gear, the waste rust removal effect is achieved, rust on thewaste surface can be removed thoroughly, the condition that during recasting, the iron reduces the quality of the waste after recasting is avoided, the waste quality after recasting can be greatly improved, the application field of the waste after recasting is widened, the process creativeness is enhanced, the waste utilization rate is improved, and the process is suitable for being used and popularized.

The invention discloses a method and a device for correlative multi-focus laser separation of a fragile transmission material. The method is characterized in that the same technological parameters are adopted, and coaxial laser is utilized to penetrate multi-focus lens groups and to conduct inverse correlation on two sides in the thickness direction of the fragile transmission material to be separated, so that the number of focuses generated in the fragile transmission material is doubled to improve the laser energy absorption uniformity of the fragile transmission material in the thickness direction and to enhance the heating expansion uniformity of the fragile transmission material in the thickness direction. After a laser multi-focus beam leaves, the fragile transmission material is quickly cooled down in the thickness direction to produce tensile stress, so that separation of the thick fragile transmission material is realized by laser. The device comprises two sets of multi-focus laser processing systems and one three-dimensional working platform, wherein each set of the multi-focus laser processing system comprises a laser, light guiding mirrors, a beam expanding mirror and a multi-focus lens group. The method and the device realize high-quality, efficient and high-success-ratio separation of the thick fragile transmission material.

A SARS virus antigen-antibody vaccine and its experimented method are disclosed. Said composite vaccine is prepared from the SARS virus antigen and specific antibody, and features that it can directly submit said virus antigen to the antigen presenting APC cells and mononuclear/macrophage for exciting the immune response mechanism of lymphatic immune system. Its advantages are high immune effect and specific target treatment to SARS.

The invention discloses a reflection heat gathering and Fresnel light gathering composite core type solar energy seawater desalination system, which mainly comprises a water overflow pipe opening, a water containing groove plate, a distilled water outlet, a Fresnel lens, a reflecting mirror, a water absorption core, a tin foil sealing edge, a high-transparency glass cover plate, a seawater pool, awater inlet pipe opening, a seawater desalination device, a valve, a water storage box, a distilled water collecting bottle, an overflow water collecting box, a thick brine flushing pipe opening anda necessary connecting pipeline. After the Fresnel lens receives sun light, large-area sun light is gathered onto the small-area water absorption core; an adsorbed water film in the water absorption core is heated. The reflection mirror receives a part of sun light reflecting to the cavity wall by the Fresnel lens; one part of sun light irradiated by the sun to the cavity wall through the high-transparency glass cover plate is reflected onto the water absorption core through a plane mirror, so that the temperature of the water absorption core is raised. The box body is filled with the glass cotton for heat insulation; the periphery of the device is subjected to heat insulation; temperature differences are formed between the inside of the cavity and the outside; the water steam is formed onthe glass cover plate to be condensed again, so that fresh water is generated.

The invention relates to the technical field of road design. For providing a specific method for carrying out guidance on the setting of position and number of a horizontal passageway on a lane side in a major transportation hub, the invention adopts the following technical scheme that: in a method for optimizing the setting position and number of a horizontal passageway on a lane side, the two-dimensional cellular automaton model simulation is taken as a platform, through carrying out analysis on the traffic flow characteristics of a horizontal passageway carrying a lane side design form and carrying out detailed description on the various influences of target functions of stopping models, stopping rules, cells of horizontal passageways and turning paths, a target is subjected to integrated simulation so as to obtain the position and number optimization data of passageway setting. The method disclosed by the invention is mainly applied to road designs.

The invention provides a power structure of a percussion drill. The power structure comprises a shell, a first bearing, a drive rod, a first bevel gear, heavy bobs, heavy bob rods, rotating shafts, second bevel gears, a power rod and a second bearing, wherein the shell is of a regular hexahedron, the first bearing and the second bearing are respectively arranged on two opposite faces of the shell, the drive rod is in rotational connection with the shell through the first bearing, the power rod is in rotational connection with the shell through the second bearing, one end, located inside the shell, of the power rod and one end, located inside the shell, of the drive rod are fixedly connected with the first bevel gear, the rotating shafts are respectively arranged on two opposite faces, parallel to the axis of the power rod, of the shell and are in rotational connection with the shell, and the heavy bob rods are fixedly arranged on the rotating shafts. The power structure has the beneficial effects that the use is more convenient; the power structure has the advantages of simple structure, convenience in repair, low machining cost, high production efficiency and the like.

The invention provides a medium-rate data transmission method for multi-channel combination of a DMR digital cluster system for transmitting data in multi-channel combination and providing the code rate of 148.8Kbit/s under the limiting condition. The method comprises a multi-channel combination establishing method in a control channel and a multi-channel number changing method in a service channel. The invention provides a method for solving the problem of medium-rate data transmission under the DMR digital cluster system, which is easy and convenient to implement and has great actual use value. The method has the advantages of providing the code rate of 148.8Kbit/s under the limiting condition, not changing system hardware, and well solving the problem of the medium-rate data transmission.

The invention discloses a preparation method of dandelion tea. The preparation method comprises the following steps of picking fresh dandelion leaves and eucommia leaves, performing thorough cleaning and performing spin-drying; performing shredding; performing microwave fixation ; performing blow-drying with hot blast; adding honey and performing twisting for 5-6 times; adding honeysuckle tea, dandelion roots, dried lotus leaves , green tea and Chinese wolfberry fruits and performing mixing; performing low-temperature freezing and drying; performing crushing; and performing vacuum packing . The dandelion tea prepared by the method disclosed by the invention is delicately fragrant in taste, slightly bitter, sweet in aftertaste and rich in nutrition.

The invention discloses a method and a device for item-sets mining, and belongs to the field of data mining. The method comprises: obtaining a self-defined minimum expected support [mu] and a lowest utility proportion [epsilon]; calculating actual expected support expSup and an actual utility value u of item-sets in an uncertainty database D, the item-sets including at least an item; when expSup >= |D| x [mu] and u>= total utility TU x [epsilon], determining the item-sets to be a high-probability and high-utility item-sets, wherein TU represents the sum of utility of all items in the uncertainty database D, and |D| represents transaction total included in the uncertainty database D. The method achieves effects of high utility values of mined item-sets, and high occurrence probability, so that the mined item-sets is ensured to have relatively high practical use values.

The invention discloses a method for extracting water-soluble dietary fibers from lentinus edodes stems. The method includes the following steps that 1, the lentinus edodes stem raw materials are dried, smashed and then sieved, and uniform lentinus edodes stem powder is obtained; 2, a buffer solution is added into the lentinus edodes stem powder, a cellulase solution is added, the materials are stirred to be uniform for enzymatic hydrolysis, enzyme deactivation is carried out after enzymolysis is completed, and reaction liquid is obtained; 3, the reaction liquid is centrifuged for solid-liquid separation, supernatant liquid is taken for concentration, and concentrated liquid is obtained; 4, absolute ethyl alcohol is added into the concentrated liquid, after the materials are fully mixed, the mixture stands overnight, suction filtration is carried out, sediment products are obtained and dried to constant weight, and the water-soluble dietary fibers are obtained. The factors, affecting the extraction rate of the water-soluble dietary fibers, of the enzymolysis temperature, use amount, mesh number and enzymolysis time of cellulase are optimized, so that the extraction rate of the water-soluble dietary fibers is increased, and the extracted water-soluble dietary fibers have high water-holding power.

The invention discloses a mite-removing cleaning wet tissue and a preparation method thereof, and relates to the technical field of wet wipes. Base cloth raw materials comprise, by weight, 10-15 parts of polylactic acid fibers, 20-35 parts of cotton fibers, 10-15 parts of bamboo pulp fibers and 10-15 parts of wood pulp fibers, immersion liquid raw materials comprise, by weight, 5-10 parts of wormwood leaves, 15-30 parts of distilled water, 20-40 parts of purified water, 10-20 parts of clove, 10-20 parts of fructus xanthii, 10-20 parts of dandelion, 10-20 parts of cortex meliae, 10-20 parts of fructus quisqualis, 10-20 parts of flos genkwa, 10-20 parts of cortex phellodendri, 10-20 parts of radix sophorae flavescentis, 10-20 parts of herba schizonepetae, 10-20 parts of liquorice, 10-30 parts of jojoba oil, 5-15 parts of amino acid and 12-18 parts of chitosan. According to the mite-removing cleaning wet tissue and the preparation method thereof, by adding the wormwood leaves, the cloves, the fructus xanthii, the dandelions, the cortex meliae, the fructus quisqualis and other medicinal materials with the mite-removing effect, the mite-removing effect of the wet tissue can be improved, chemical components are not involved, the wet tissue is processed from pure natural extracts, after being processed, the wet tissue does not contain any chemical component, the cleaning wet tissue has the mite-removing effect, and meanwhile, antibacterial effect is also achieved.

The invention belongs to the technical field of panoramic display, and discloses an automobile panoramic image display control method, device and equipment and a storage medium. The method comprises the steps: judging whether an ignition signal is received or not when an automobile display interface is an MP5 main interface; if so, judging whether a steering lamp signal or a reverse gear signal isreceived or not; if so, determining whether the automobile is in a reverse gear or not; if not, judging whether the current vehicle speed exceeds a preset vehicle speed threshold value or not; if so,determining whether a high-speed steering linkage switch is turned on or not; and if so, switching the display interface from the MP5 main interface to a preset panoramic 3D view. According to the invention, the preset panoramic 3D view is displayed in a proper scene according to the steering lamp signal, the reverse gear signal, the current vehicle speed and the like, so that the actual use value of the panoramic image and the use experience of a driver are improved.

The invention discloses a steam engine for glacier drilling. The steam engine is structurally characterized in that a finned inner container is fixed by a bracket, and is placed in a combustion chamber, wherein a windshield is arranged at the bottom of the combustion chamber; the combustion chamber is wrapped by a heat-preservation jacket, and is connected with a strap; a water filling pipe with a safety valve and a pressure gauge are connected to the upper part of the finned inner container; one end of a steam outlet pipe is connected with the water filling pipe with the safety valve, and the other end of the steam outlet pipe is sequentially connected with a high-pressure heat-preservation rubber pipe, a drill pipe and a steam nozzle through a steam valve; a heating furnace head is arranged on the lower part of the finned inner container, and is connected with a mountain air pipe and regulation valve and an air bottle. According to the steam engine, the accessory equipment of the steam engine is safely, reliably and conveniently connected through quick joints; the steam engine is convenient to carry, easy to operate, safe and reliable, and can be used for drilling a lining pole hole and a temperature hole under a field condition, and necessary technical guarantee is provided for monitoring glacier changes.

The invention relates to the technical field of seedling cultivation, in particular to a dendrobium officinale seedling cultivation device and a using method thereof. The dendrobium officinale seedling cultivation device comprises an operation table, a first lifting assembly, a moving assembly, a clamping assembly, an inoculation assembly and a first conveying assembly. The first lifting assembly and the first conveying assembly are utilized to convey a culture bottle, streamlining of the dendrobium officinale seedling cultivation process can be realized, so that the dendrobium officinale seedling cultivation efficiency is improved, a large amount of manpower is saved, meanwhile, the consistency of dendrobium officinale cultivation dates and the standardization of the seedling cultivation process are guaranteed, and later unified cultivation management of dendrobium officinale is facilitated; and by utilization of a clamping plate, the culture bottle can be firmly fixed, so that the dendrobium officinale seed injection accuracy is improved, the scattering of dendrobium officinale seeds is reduced, the culture work efficiency is improved, and the fixing effect on the culture bottle is further improved by arranging a plastic pad on one side of the clamping plate.

The invention provides a wireless multifunctional adjustable plug-in strip, which includes: a rear seat guide rail, an insulated two-pin flat plug, an insulated two-pin round plug, a three-pin plug, a back seat, a power switch, screw holes, and a combined jack , USB interface, power indicator light, cover, circuit board, insert, wire. The wireless multifunctional adjustable plug-in strip is characterized in that a guide rail is provided on the rear seat; a movable insulating two-pin flat plug is provided on the guide rail, and the insulating two-pin flat plug can be translated along the guide rail. The advantage of the present invention is that it can effectively solve the phenomenon that the existing wireless plug-in strip is not tightly connected to the wall socket or falls off under the action of gravity; the two-pin socket of the commonly used traditional wall socket is rationally used, and the plug when directly using the socket is avoided crowd out each other's problems.