82results about How to "Easy to restore" patented technology

The invention discloses a core-shell structure catalyst for fuel cells and its pulse electrodeposition preparation method. The active component of the catalyst is a nanoparticle with a core-shell structure, and an active metal is cladded in the form of an ultrathin shell on the surface of a carbon carrier loaded metal or alloy nanoparticle serving as a core. The catalyst takes a non-platinum noble metal or transition metal as the core, and adopts more than one of Pt, Ir or Au as the shell. The preparation method includes: preparation of the nanoparticle serving as the core, making of a working electrode for pulse electrodeposition, and preparation of the catalyst by pulse electrodeposition. The catalyst can be used as an anode or cathode catalyst of a low temperature fuel cell. The obtained catalyst has very high stability. Compared with underpotential deposition, the method is simple to operate, has no need for inert atmosphere protection, and is more suitable for large-scale industrial production, also can greatly reduce the noble metal consumption of fuel cells, and greatly reduce the cost of fuel cells, thus having great significance in promoting the commercialization process of fuel cells.

The invention relates to a method for collecting ferronickel concentrate from lateritic nickel ores by a rotary kiln. The lateritic nickel ores are crushed, stirred and mixed with a carbonaceous reducing agent and a compound additive, made into pellets by a ball press or a marble machine and put into the rotary kiln for reducing and roasting; waste heat at the front part of the rotary kiln is used for carrying out the drying and preheating of the pellets; the high-temperature area of the rotary kiln is 9 to 10 meters away from a kiln outlet; the temperature of the high-temperature area is controlled to be 1000 to 1300 DEG C; roasting time is 0.5 to 2 hours; the dried pellets enter the high-temperature area of the rotary kiln for reducing and roasting; a magnetic separator with a magnetic field intensity of 3000 to 5000 gauss is adopted to sort roasted material obtained after water quenching and wet ball milling, thus obtaining high-content ferronickel concentrate; the method can realize the simultaneous recycling of nickel and iron and obtain the high-content ferronickel concentrate; the content of nickel is 5 to 13 percent and the recycling rate of nickel is 85 to 93 percent; the content of iron is 30 to 75 percent and the recycling rate of nickel is 60 to 85 percent; the reasonable utilization of the waste heat during process procedure achieves the purposes of saving energy and reducing discharge and greatly reduces pollution to the environment.

The invention relates to a preparation method of a graphene coating polyacrylonitrile fiber composite material. The preparation method comprises the following steps of: (1) processing polyacrylonitrile by using alkali; (2) preparing a polyacrylonitrile fiber with modified single layer KH550; (3) preparing a polyacrylonitrile fiber with modified single layer graphite oxide; (4) using the polyacrylonitrile fiber with the modified single layer graphite oxide as a raw material, repeating the step (2) and the step (3), and obtaining the polyacrylonitrile fiber with modified multiplayer graphite oxide; and (5) placing the polyacrylonitrile fiber with the modified multiplayer graphite oxide in a graphite oxide dispersion liquid, then dropwise adding a hydrazine hydrate aqueous solution, carrying out heating reaction, finally cooling, washing and drying to obtain the graphene coating polyacrylonitrile fiber composite material. The preparation method provided by the invention is simple; the graphite of the composite material provided by the invention is good in reduction degree and uniformly coats the surface of the polyacrylonitrile; and compared with a commercial finished product, the composite material has the advantages that the resistivity of a single wire is reduced by six order of magnitudes, and the composite material has the application prospect of conductive fiber preparation.

The invention relates to feed for lactating sows. The feed comprises a feed main material and a traditional Chinese medicine additive, wherein the feed main material comprises the following raw material components: dried corn, distiller grains, soybean meal, barley with peel, puffed rapeseeds, wheat bran, honey, soybean oil, liquid enzymic preparation and premix. The feed for lactating sows disclosed by the invention is reasonable in formula of main material and meets physiological characteristics of lactating sows in growth; by adding traditional Chinese medicine ingredients, the feed can improve feed intake of sow, improve nutritional status of the sow, enhance body immunity, regulate gastrointestinal function, promote involution of uterus and bring about benefit for recovery of postpartum constitution of the sow; meanwhile, the feed, which contains vitamin A, vitamin B, vitamin E, etc., is favorable for synthesis of milk.

An information system synchronous data processing method utilizing secondary buffer technology. The method includes the steps of firstly, using uniform data format to package data in information channels, and processing frame header packaging information to realize mapping of synchronous data with corresponding information channels of the synchronous data; secondly, using multithread data synchronization method, which realizes data synchronization of high-speed multi-channel information, of a secondary buffer processing mechanism; and using and processing data after information data synchronization. The method has the advantages that the method is fine in data synchronization adaptability, better in synchronization performance, more reliable and stable, high in data synchronization precision, fine in data synchronization independence, high in reducibility, and transparent to users.

An air intake duct is disposed in an engine compartment and has wall sections for forming an air passage for introducing air into a combustion chamber of an engine. A support member is disposed on at least a portion of the wall sections, wherein the support member is shrunk when a compressive force of a predetermined value or more is applied from the outside to the wall sections, and at least a portion of the support member is elastically restored when the compressive force decreases.

The invention discloses a graphene thin film, a graphene super capacitor and a preparation method of the graphene thin film and the graphene super capacitor, and aims at solving the common problems of defects of long time taken, high energy consumption, not easy large-batch preparation and the like of a graphene preparation method in the prior art. The preparation method of the graphene thin film comprises the following steps: coating a metal substrate with a graphene oxide solution; obtaining a graphene oxide thin film dried and cured on the metal substrate under preset conditions; performing laser carving reduction processing on the graphene oxide thin film to obtain the graphene thin film; separating the graphene thin film from the metal substrate.

There are provided at least a first information storage area 20A and a second information storage area 40A. The first information storage area 20A contains, in advance, an OS or mpeg data. The second information storage area 40A is either write-once or rewriteable and available for writing OS update information or movie correction information. The configuration enables easy backup and restoration of software, content, and various information including update information for use by the software and content with reduced user time and workload.

The invention provides a postpartum rehabilitation device and belongs to the technical field of postpartum rehabilitation. The situation that the effects of existing postpartum rehabilitation technologies are poor can be effectively improved by adopting the postpartum rehabilitation device. The postpartum rehabilitation device comprises an ultrasonic transmitting head provided with an ultrasonic transducer for transmitting focused ultrasound to the parturient uterus, wherein a focal plane distance of the ultrasonic transducer ranges from 5mm to 100mm, the working frequency ranges from 0.1MHz to 5MHz, and the output power density is larger than 0W / cm2 but smaller than or equal to 5W / cm2. The postpartum rehabilitation device can be used for postpartum rehabilitation of women.

A method of manufacturing at least one component of a joint prosthesis, the method comprising creating a first database representing an anatomy of an articulating bone of a joint of a subject; accessing a second database representing a geometry of a generic prosthetic component being sized to fit around an outer articulating surface of the articulating bone of the joint of the subject; creating a third database representing kinematic data of the subject's joint; merging the databases within a three-dimensional image-based medium. The generic prosthetic component is attached to the outer articulating surface of the articulating bone of the joint creating a prosthetic articulating surface that is moved through the kinematic data of the subject through a bearing template thereby modifying the bearing template to create a kinematically appropriate bearing surface; and manufacturing the component of the joint prosthesis to have a geometry corresponding to the kinematically appropriate bearing surface.

A display device Includes a control board including a timing controller (TCON) for controlling driving of the display device, and further including a driving memory for storing driving data for driving the display device, and a source board coupled to the control board by a connection cable, the source board including a driving integrated circuit (IC) for outputting a data signal, and further including a panel memory for storing panel characteristic data for compensating for the data signal.

The invention relates to the technical field of foods, in particular to a formula and a preparation method of an instant medicated diet for conditioning after delivery. The formula comprises sea cucumber, celery, mushroom, spinach, rose, lotus leaf, onion, astragalus, Chinese angelica, tuber fleeceflower root, cowherb seed, motherwort, red bean, coix seed, pawpaw, corn stigma, wild pepper, hawthorn, clove, cassia bark, Chinese ginger and fennel. Compared with the prior art, the formula has the advantages that: with edible Chinese medicine and spices, the instant medicated diet achieves the effects of promoting lactation and involution of uterus, eliminating lochia, relaxing and preventing obesity after delivery and offers a nice mouthfeel and convenience for administration.

The invention provides a method for preparing soybean milk fermented milk by lactobacillus strains capable of producing high-yield folic acid. The method comprises the following steps: inoculating screened strains LZ217 (Lactobacillus sakei LZ217) into fresh soybean milk and fermenting the mixture in a 37-DEG C constant-temperature fermentation box to obtain the soybean milk fermented milk which has rich natural folic acid. The side effect of chemically synthesizing folic acid in a traditional industry is eliminated, and the content of folic acid is remarkably increased when being compared with that of other products; and furthermore, folic acid synthesized by fermenting the fermented soybean milk has reducibility and can be absorbed by human bodies very well, so that folic acid needed by the human bodies can be effectively supplemented, and various types of body discomfort, caused by the fact that folic acid is lacked, are alleviated to a certain extent.

The invention discloses a manufacturing method of a reticle. The method comprises the following steps: uniformly coating a photoresist on an optical element, and baking to form a film; making a hollow counterpoint mark on the photoresist of the optical element by use of a plotter; attaching a motherboard with a solid counterpoint mark pattern to the hollow counterpoint mark on the optical element through a microscope aligning system in a counterpoint mode, and performing exposure processing on the optical element after attachment; placing the optical element after exposure in a developing solvent for photoresist development; and cleaning the optical element after the development, and preparing the reticle. According to the invention, the optical element is coated by a black glue or a dark-color photoresist, and the hollow counterpoint mark is made on the photoresist by use of the laser plotter so that accurate positioning attachment between the motherboard and the optical element can be realized, the qualified rate of the reticle is improved, and the manufacturing process is simple.

The invention discloses a dock area oil spilling simulation test device. The device comprises an adjustable dock, a wind wave simulation device and a data monitoring collection system, wherein the adjustable dock is used for simulating a high-pile dock region or a fixed dock region or a float dock region in the system by adjusting the height of the dock on a pile; according to the wind wave simulation device, the wind field is manly provided through a wind power generation device arranged on the upper portion of the periphery of a water tank, and the tide field is provided through a turbine arranged at the bottom of the water tank; the data monitoring collection system comprises a pressure sensor, a temperature sensor, a wind speed and flow velocity monitoring device, a high-speed camera and the like. By means of the dock area oil spilling simulation test device, the oil spilling generated on the dock area can be simulated, and the dirty oil movement states can be recorded in real time so as to probe the movement rule of the spilled oil of the dock area.

The present disclosure relates to a polycaprolactone microsphere filler containing collagen peptide and a preparation method therefor. Provided is a polycaprolactone microsphere filler obtained by encapsulating collagen peptide in polycaprolactone microspheres, which, when injected into a living body, exhibits a rapid collagen formation effect as well as a high tissue restoration property and maintains the effects for a long period of time, thereby showing excellent restoration or volume expansion or wrinkle improvement properties of soft tissues such as cheeks, breasts, nose, lips, and buttocks.

A method for predicting a color response of a device comprises: operating the device with image information wherein operating includes utilizing a first correction transform for modifying device color values; determining a first device response based on a device output associated with a device input wherein the device response includes a color response; obtaining a second correction transform; and predicting a modified color response of the device, applicable to operating the device while utilizing the second correction transform instead of the first correction transform, wherein predicting is based on the first color response and the first and second correction transforms.

The invention provides a preparation method of a high-conductivity hydroxyl / epoxy group externally modified graphene transparent conductive film. The preparation method comprises the following steps:performing oxidative modification on the two outer layers of a three-atomic layer high-quality graphene by adopting a specific oxidant to obtain a hydroxyl / epoxy group externally modified three-atomiclayer graphene material which can be dispersed in a common solvent; preparing a film with three-atomic thickness by utilizing a winding bar film coating method, a spin-coating method and the like, and reducing to obtain a high-conductivity transparent conductive film. An intermediate graphene flake layer of an externally modified three-atomic layer graphene material prepared by the method provided by the invention is not oxidized, so that good conductivity is still maintained; the external two flake layers are modified with a hydroxyl / an epoxy group, so that the problems that graphene is difficult to treat and is easy to accumulate are solved. The hydroxyl / epoxy group modified three-atomic layer graphene material endows the graphene with further machinability and processability, meanwhile, maintains the performance of the graphene better, and can be applied to the fields such as photoelectric devices and energy storage.

The invention belongs to the technical field of power transmission equipment and particularly relates to a jack box capable of being rapidly assembled. The jack box comprises a box body, a plug connector mounted at the top of the box body as well as a micro circuit breaker and a monitoring module which are mounted in the box body, wherein the box body comprises a front plate, a rear plate, a leftside plate and a right side plate, the front plate is fixed on the opening side of the rear plate, fixing plates are symmetrically arranged on the inner wall in the middle of the rear plate, insert panels are arranged between the fixing plates, a riveting nut is arranged on one side of each insert panel, and a micro circuit breaker support frame and a monitoring module support frame are connectedto the other sides of the insert panels respectively; the plug connector is arranged at the top of the rear plate and comprises a left plugin and a right plugin, and a partition board is arranged on one side, adjacent to the right plugin, of the left plugin; and screw hole grooves are formed in four corners of the inner wall of the rear plate, the left side plate and the right side plate are fixedat two ends of the rear plate through self-tapping locking screws, and additional processing of punching holes for mounting of the side plates on two sides is not required. The left plugin and the right plugin are separated by the partition board, and short-circuit accidents caused by a too small interval between a left plugin terminal and a right plugin terminal are avoided.

The invention relates to a preparing method for in-situ growth of graphene on graphite fibers. The preparing method comprises the steps that in the preparing process, firstly, concentrated sulfuric acid with the concentration of 98% and hydrofluoric acid with the concentration of 35% are taken for preparing a mixed solvent of concentrated sulfuric acid and hydrofluoric acid; secondly, graphite fibers are added into the mixed solvent of concentrated sulfuric acid and hydrofluoric acid to prepare a solution containing graphite fibers, and sufficient stirring is carried out; thirdly, the solution with graphite fibers is put into a hydrothermal reaction kettle for a hydrothermal reaction, a solution obtained after the hydrothermal reaction is washed with deionized water, and graphene grown on graphite fibers in situ can be obtained after drying. Graphene, prepared through the method, grown on graphite fibers in situ is high in purity, is grown on the surfaces of graphite fibers in situ, and is not prone to agglomeration and good in dispersibility; in addition a second phase can be easily loaded on the surface of graphene, and thus the graphene can be easily applied to supercapacitors and lithium ion batteries.

The invention relates to an environment-friendly high rebound flame retardant composite fabric. The environment-friendly high rebound flame retardant composite fabric includes a composite fabric bodywhich is composed of an elastic layer, a base cloth layer, a breathable layer, an antistatic layer, a flame retardant layer, a thermal insulation layer, a protective layer, a cotton cloth layer, and anano silver antibacterial layer, the elastic layer is arranged at the bottom of the base cloth layer, the breathable layer is arranged at the top of the base cloth layer, the antistatic layer is arranged at the top of the breathable layer, the flame retardant layer is arranged at the top of the antistatic layer, the thermal insulation layer is arranged at the top of the flame retardant layer, thenano silver antibacterial layer is arranged at the bottom of the elastic layer, the protective layer is arranged at the bottom of the nano silver antibacterial layer, the cotton cloth layer is arranged at the bottom of the protective layer, the elastic layer is composed of a first weft line, a first warp line and a second warp line in a composite knitting mode, good elastic recovery ability is provided, the fabric is effectively prevented from deforming and wrinkling, and the good environment-friendly flame retardant performance is provided.

The invention provides a traditional Chinese medicinal composition for promoting puerperal involution of uterus of dairy cows, which can effectively promote the puerperal involution of the uterus of the dairy cows. The raw material medicines in the traditional Chinese medicinal composition comprise the following components in parts by weight: 20-50 parts of angelica sinensis, 15-45 parts of Ligusticum wallichii, 15-40 parts of peach kernels, 10-35 parts of dry gingers, 18-45 parts of artemisia anomala, 15-50 parts of radix paeoniae alba, 15-45 parts of rhizoma cyperi, 30-65 parts of hawthorns, 45-90 parts of medicated leavens and 25-65 parts of raw malts. The traditional Chinese medicinal composition disclosed by the invention is applied to calved dairy cows within 2 hours after calving to adjust the pathological physiological condition of the susceptibility to deficiency and stasis of calved dairy cows and improve the defense capacity of the calved dairy cows, so that the phenomena that the puerperal afterbirth cannot be eliminated and the lochia cannot flow away can be effectively prevented; furthermore, the puerperal lochia can be promoted to be eliminated, the environment in the uterus is purified, the involution of the uterus is promoted, and the normal physiological function is recovered, and therefore, the production performance of the dairy cows can be improved.

The invention provides a novel roller shutter door structure for an automobile storage box. The smoothness of a roller shutter door at the time of passing through bent arc parts of guiding sliding grooves can be improved by a large margin, and other defects are avoided. The novel roller shutter door structure comprises side plates and a roller shutter door body; the side plates are arranged on thetwo sides of the storage box; the guiding sliding grooves are formed in the opposite faces of the side plates, and the tail ends of the guiding sliding grooves are each in a bent arc shape; the roller shutter door body comprises a plurality of blades which are distributed and connected side by side; the two ends of the blades are provided with sliding blocks sliding in the guiding sliding grooves; arch-bridge-shaped bulges are arranged on the sliding blocks; and gaps are arranged between the back faces of the bulges and the end faces of the blades, and the bulges are made of rubber. Through the arranged arch-bridge-shaped rubber bulges, when the sliding bocks slide in the guiding sliding grooves to the bent arc parts, the upper surfaces of the guiding sliding grooves can squeeze the bulges, thus the bulges are appropriately deformed, and the blades smoothly pass through the bent arc parts, so that the clamping phenomenon is effectively avoided.

The invention discloses a method, apparatus and device for restoring a bak backup file and a computer readable storage medium. The method is applied to a web application developed by adopting a springboot framework, and comprises the following steps: connecting an SQLServer through a JDBCTemplate, importing a bak file to be restored, and storing the bak file to a fixed directory; according to thebak file, spelling to obtain an SQL of the database name, executing the SQL, and obtaining the database name corresponding to the bak file; after the database name is successfully obtained, spellinga restored SQL for restoring the bak file according to the database name and the bak file; and executing the reduction SQL, reducing the bak file to the SQLServer, and querying and displaying the reduced data through the JDBCTemplate. The method, the apparatus and the device, and the computer readable storage medium provided by the invention can be used in a cross-platform manner, and are simple to operate and high in reduction efficiency.

The invention relates to a seal ring on a cover plate component, the cover plate component, an upper cover component and an electric appliance. The seal ring comprises an installation part and a sealing part which are integrally connected, the longitudinal cross-section of the installation part is shaped like an upside-down L, the installation part is installed on one side face of the cover platecomponent in a sealed mode, and the sealing part extends out of one side face of the cover plate component in the direction deviating from the cover plate component; when the cover plate component isbuckled on a cooking ware, the sealing part abuts against the edge of an opening of the cooing ware, and an elastic structure used for lowering the extrusion deformation stress of the sealing part isarranged on the side face, located outside the cooking ware, of the sealing part. Accordingly, the sealing part is arranged to be of a V-shaped structure, stiffener is arranged on the inner side of the bending part of the V-shaped structure, the elastic structure is arranged on the stiffener, the rigidity of the seal ring is enhanced, the extrusion deformation stress of the seal ring is lowered, and the seal ring is likely to recover after being extruded.

Although portions of electrodes in proximity to a driver IC are covered with an insulating film, part of the electrodes is not covered with the insulating film. Thus, this insulating film absent region functions as an external voltage supply region that receives, from the outside, application of a voltage which is different from an output voltage from a driving unit. When the alignment of the initial state is disarranged, an alignment process is performed by short-circuiting all electrodes of the driving unit and applying a voltage from the outside, through the external voltage supply region, whereby the alignment is restored to the initial state with the driving unit being mounted on a liquid crystal panel.

A method for reducing a ballast water with tablets or pellets of sodium sulfite, wherein the ballast water has been subjected to a bactericidal treatment with a chlorine-containing oxidizing agent or an oxygen-containing oxidizing agent in advance.

The invention discloses a method for efficiently preparing graphene. The method comprises the following steps: by taking graphite as a raw material, oxidizing the graphite with a concentrated acid andan oxidant so as to obtain a reaction liquid with graphite oxide; diluting with water, and carrying out primary reduction by using a first type of reducing agent; carrying out ultrasonic dispersion,and peeling off graphene sheets from the graphite oxide; adding a second type of reducing agent, and reducing graphene oxide to generate graphene; filtering, separating precipitate, and washing and drying, thereby obtaining graphene powder. The method adopting the technical scheme of the invention is simple and convenient to operate, good in controllability and high in repetitive rate; and as thereducing agents are added at two steps, the purity of the product graphene is improved, and graphene sheets are high in peeling degree and reduction degree.

The invention discloses a piping support joint and a construction method. The piping support joint comprises a reinforced concrete beam, a split type supporting seat and a bracket, wherein the bracket is fixed to the reinforced concrete beam through the split type supporting seat; the split type supporting seat comprises an upper supporting seat and a lower supporting seat; the upper supporting seat is formed through connecting an upper connecting plate and an upper joint plate; the upper joint plate is connected with the side surface of the reinforced concrete beam; the upper connecting plate is connected with the upper end surface of the reinforced concrete beam or is embedded in the reinforced concrete beam; the lower supporting seat is formed through connecting a lower connecting plate and a lower joint plate; the lower joint plate is connected with the side surface of the reinforced concrete beam; and the lower connecting plate is embedded in the reinforced concrete beam. According to the piping support joint and the construction method, the problems that in the prior art, a piping support structure is complex, the construction difficulty is high, transformation design and constriction requirements cannot be met are solved; the piping support joint has the advantages that the construction is easy and convenient, the mounting is flexible, and the joint is detachable and is convenient to decorate and restore; and the financial and labor input is reduced.