56results about How to "Takes a long time" patented technology

The invention discloses data redundancy and file operation methods based on a Hadoop distributed file system (HDFS). The file operation method comprises the processes of file writing, file reading, file adding and file deletion. The file writing process comprises the following steps of: giving a file writing request by a client; allocating main nodes; segmenting a file; generating and storing basic blocks; generating and storing coding blocks; and reporting the main nodes. The file reading process comprises the following steps of: giving a file reading request by the client; selecting the main nodes; sending information data; according to the information data, restoring an original file; and reporting the main nodes. The file adding process comprises the following steps of: giving a file adding request by the client; querying file information; allocating the main nodes; segmenting an added file; generating and storing the basic blocks; generating and storing the coding blocks; and reporting the added file. The file deletion process comprises the following steps of: giving a file deletion request by the client; processing the file name of the file to be deleted; deleting a hidden file; deleting isolated block metadata; and deleting any block. The invention has the advantages of high read-write performance and efficiency and reliability in storage, and can be applied to storage and management of the HDFS under the access of a great number of clients; and storage resources are saved.

The invention relates to a rapid tone mapping system and method based on multi-scale Gauss filters. The system comprises a multi-scale decomposition module, a rough layer module, a detail layer module, a fusion module, a chroma processing module, a gamma correction module and a terminal display module. The multi-scale Gauss filters are used to decompose images of high dynamic range to obtain rough images and detail images; the fusion module combines the rough images with the detail images linearly to form novel images of low dynamic range; the chroma processing module compensates chroma information; and the gamma correction module uses gamma correction to compensate the nonlinear relation between input signals and output signals of a display system in advance. According to the invention, the image of high dynamic range can be effectively compressed, image information is effectively reserved, the algorithm efficiency is high, consumption time is short, and the tone mapping system and method are suitable for mobile phones.

The invention discloses a preparation method of cefotiam hexetil hydrochloride, comprising the following steps: carrying out reaction on cefotiam an acetate to prepare cefotiam salt; carrying out reaction on the cefotiam salt and carbonic acid-1-iodine ethyl ester cyclohexyl to prepare cefotiam hexetil in the presence of potassium carbonate; and crystallizing and purifying the obtained cefotiam hexetil to prepare and obtain the cefotiam hexetil hydrochloride. The preparation method has simple operation in the preparation process; in particular the part of purifying the reaction product mainly adopts the combination of extraction and crystallization to obtain the finished product with high purity and good yield without being purified by chromatographic column. The prepared cefotiam hexetil hydrochloride has high purity, and is detected to have less than 3 percent of total impurity and less than 6 percent of the related impurity in the Japanese pharmacopeia according to the HPLC method, therefore, the prepared product is superior to the standard of the Japanese pharmacopeia. The yield of the prepared cefotiam hexetil is about 60 percent with low production cost, therefore, the invention is favorable for industrialized production.

The invention relates to a dry field high yield and high quality winter wheat new variety selective breeding technology which has the main selective breeding process: special germplasm resources, introduction-parent selection-winter-spring wheat sexual hybridization-excellent single plant group mass selection-stable strain identification-high generation strain production measurement-breeding strain identification-breeding strain comparative experiment-regional test-production test, etc. The technology is characterized in that in the hybridization segregative generation, the strains are planted in a mixed way according to the type combination and selected according to different types; when the isozygoty rate of the hybrid progeny is estimated to reach over 80% that is about F5-F7, the strains are began to select, and the next generation becomes a system; then, the good systems are selected to be in upgrading experiment. Therefore, in the hybridization group, various good genes are saved and recombined to be good homozygotes in the generation afterwards; ridge I cultivated by using the invention has the characteristics of remarkable yielding ability, strong drought resistance and winter hardiness, high volume weight, good nutritional quality, excellent comprehensive economical character, wide application scope, better disease resistance, etc.

The invention discloses a method and a mobile terminal for loading background sounds in a video recording process. The mobile terminal comprises a storage module, a human-computer interaction module, an audio file resolution module, a video frame coding module and a video recording file production module. The method comprises that: after a user selects background sound loading and starts video recording by using the mobile terminal, the mobile terminal resolves a background sound file selected by the user, codes a video frame acquired in the recording process, alternately writes a resolved audio frame and the coded video frame into a video recording file, and writes basic information required by the playing of the audio frame and the video frame into the video recording file after the recording is finished. By the method and the mobile terminal, user experiences are enriched, and a mobile phone is more powerful in photographing.

The invention relates to an error correction method for a multi-party quantum secret sharing system. The error correction method comprises the following steps: S1: calculating a system error rate; S2: according to the system error rate, finding the optimal segment length sequence; S3: performing the following steps through loop iteration: S3.1: rearranging data; S3.2: according to the optimal segment length, segmenting an original key of a transmitter and a shared key; calculating parity check sums of segment keys at a transmitting end and a receiving end respectively, and comparing operational results of the transmitting end and the receiving end to obtain the segment keys with different operational results; S3.3: finding error bit positions by a Winnow error correction algorithm; S3.4: according to the error bit positions, negating 0 or 1 values at corresponding positions in the original key of the transmitter, and stopping loop iteration till the maximum number of iterations is reached; S4: checking error correction results; if error correction is successful, ending operation; if the error correction is not successful, discarding the corresponding keys. The invention provides the error correction method which is high in reliability and high in error correction efficiency and is applicable to the multi-party quantum secret sharing system.

The invention provides a liquid-state potassium-zinc promoted foaming agent and a preparation method thereof. The preparation method comprises the following steps: A. adding acid liquor in a reaction kettle, covering the reaction kettle with a reaction kettle cover, stirring and heating to the temperature of 65-70 DEG C; B. slowing adding potassium hydroxide which is dissolved with water, and after 10-20min, adding zinc oxide and a water carrying agent; and C. controlling the temperature in the reaction kettle to the constant temperature of 90-95 DEG C, then adding a saturated cycloalkane solvent, and finishing the reaction to prepare the liquid-state potassium-zinc promoted foaming agent. By simplifying the process, scientifically controlling the sequence and temperature in the reaction of all raw materials and the like, the invention can produce the products in a short time under the condition of environment production.

The invention discloses a fluorescence analysis method for measuring element content of lithium iron phosphate. The method comprises the following steps: equally dividing a lithium iron phosphate sample into three parts; processing a first part of the lithium iron phosphate sample by the use of hydrochloric acid, filtering and carrying out standard solution titration with potassium dichromate, and measuring content of iron element; processing the second part of the lithium iron phosphate sample by the use of hydrochloric acid, filtering and measuring content of phosphorus element by an ammonium phosphomolybdate volumetric method; preparing six standard samples with different contents from the third part of the lithium iron phosphate sample; respectively compressing into flaky pieces, and measuring fluorescence intensity of iron and phosphorus elements in each flaky standard sample by X-ray fluorescence spectrometry; drawing an XRF standard curve; compressing the lithium iron phosphate sample to be measured into flaky pieces, and measuring fluorescence intensity; and obtaining iron and phosphorus contents through the XRF standard curve. The method of combining a wet chemistry method and an X-ray fluorescent spectrometry is fast and high-speed, is simple to operate, has little error and long consumption time, and is environmentally friendly.

The invention discloses a liquid calcium / zinc heat stabilizer. The liquid calcium / zinc heat stabilizer comprises, by weight, 10 parts to 15 parts of calcium oxide and / or calcium hydroxide, 10 parts to 20 parts of zinc oxide and / or zinc hydroxide, 30 parts to 40 parts of acid liquor, 1 part to 2 parts of azeotropic agents, 10 parts to 20 parts of saturated cycloparaffin solvents and 10 parts to 20 parts of heat-proof assistants. The invention further discloses a preparing method of the liquid calcium / zinc heat stabilizer and a device for implementing the method. According to the liquid calcium / zinc heat stabilizer, the product performance is stable, floccule can not be separated out during placing, the product is free of pungent smells, and the body of an operator can not be hurt. The preparing method of the liquid calcium / zinc heat stabilizer adopts a one-step method, the production technology is simplified, the unsafe factors in the production process are reduced, the production efficiency is improved, and the output rate is increased.

The invention discloses a method for extracting behavior characteristics of multiple athletes in football match video, which comprises the steps of a, color classification, segmentation and feature extraction; and b, robust processing of color classification. The method for extracting the behavior characteristics of the multiple athletes in the football match video can overcome defects of complex operation process, long time, low reliability and the like in the prior art, thereby realizing the advantages of simple operation process, short time and high reliability.

The present invention discloses a system and method for automatic recording of invoice information. An invoice receiver provides identification tags carrying and comprising invoice issuing information, and the invoice issuing information comprises invoice issuing content; an invoice sender identifies the identification tags through an identification device, obtains the invoice issuing information and then transmits the invoice issuing information to an invoice issuing system; and after the invoice issuing system receives the invoice issuing information, the invoice issuing system searches enterprise invoice recording information matching with the invoice issuing content according to the invoice issuing information or searches invoice issuing content matching with items to be filled in a preset invoice template in the invoice issuing content, and records the searched invoice issuing content into the items to be filled in the corresponding preset invoice template. According to the method, the condition is avoided that recording of invoice issuing information is likely to make mistakes in the traditional invoice issuing process and the invoice issuing duration is greatly shortened.

The invention provides a numerical control finish turning processing method of an annular Omega-shaped groove of a titanium alloy thin wall disc ring piece. The numerical control finish turning processing method of the annular Omega-shaped groove of the titanium alloy thin wall disc ring piece includes: confirming an allowance in each finish turning processing stage of the annular Omega-shaped groove of the titanium alloy thin wall disc ring piece; confirming a processing scheme of the finish turning stages of the annular Omega-shaped groove of the titanium alloy large diameter thin wall disc ring piece; compiling a numerical control turning program of the finish turning stages of the annular Omega-shaped groove of the titanium alloy large diameter thin wall disc ring piece; controlling a processing route of each numerical control finish turning processing stage of the annular Omega-shaped groove of the titanium alloy thin wall disc ring piece. The numerical control finish turning processing method of the annular Omega-shaped groove of the titanium alloy thin wall disc ring piece breaks a technical bottleneck in processing of a titanium alloy piece of special structure, improves processing efficiency on the premise of meeting processing technology requirements of the annular Omega-shaped groove of the titanium alloy large diameter thin wall disc ring piece in numerical control turning of a titanium alloy material supercharging first stage disc, achieves high efficiency processing of the annular Omega-shaped groove of the titanium alloy large diameter thin wall disc ring piece, solves the problems that the annular Omega-shaped groove of the titanium alloy large diameter thin wall disc ring piece is low in processing efficiency and long in machine occupying time, and alleviates production bottlenecks in machining of a vertical lathe.

The invention discloses a comprehensive gas drainage arrangement treatment method for quick extraction of gas on a fully-mechanized surface. When an upper groove and a lower groove on a first working surface are excavated, an upper groove of a next working surface is excavated, and the second upper groove is excavated into a roadway, so that original construction on the first upper groove of hole-drilling drainage in high-position roof fractures and drainage through buried pipes is replaced by the construction on the upper groove of the next working surface. The method has remarkable economic and social security benefits by achieving gas treatment effects, coal belt transport and manual material transport in the first lower groove are not affected by gas treatment engineering such as high-position fracture hole-drilling construction and wall-penetrating hole-drilling construction in the second upper groove, normal running of equipment and mechanical and electrical facilities on an equipment train in the first upper groove is protected, and the problem that gas is beyond the limit on air return corners especially on upper corners is fundamentally solved.

The invention belongs to the technical field of the anti-collision structure manufacturing of traffic vehicles such as automobiles and trains, and relates to a collision energy absorbing box based onpaper cutting pattern design. In a manufacturing process of a thin-wall pipe fitting, according to different design requirements, excess materials are removed; paper cutting patterns are introduced; and finally a specific deformation mode is guided. Compared with a common collision energy absorbing box, a thin-wall pipe in the collision energy absorbing box involved in the invention can be axiallydivided into a plurality of similar modules; and the processing and manufacturing of the paper cutting patterns are performed in corner areas of each module, so that fold lines in different angles are formed according to the different paper cutting patterns. According to the invention, through introducing the paper cutting patterns and removing the excess materials, the functions of the collisionenergy absorbing box is realized and meanwhile, the requirements of low peak force and high average force are met; the paper cutting patterns involved in the invention are convenient for cutting andprocessing; a whole structure can be formed by cutting a piece of a thin flat plate; a processing technology is relatively simple; the processing cost is greatly reduced; and the accuracy of processing also can be improved.

The invention discloses a video-recording generation method based on audio-video splitting storage. The method comprises the following steps: step one, performing caching processing when receiving anaudio stream A and a video stream A and the audio stream B and the video stream B; step two, selecting the time needing the synthesis to synthesize the video; step three, selecting the audio stream Aas the audio-video synthesis reference basis, and the audio stream A and the audio stream B as the audio mixing, and extracting the resolution of the video stream A to scale the video stream B into the parameters of the video stream A; when the audio stream A is in the sound state, using the video A picture, and when the audio stream B is in the sound state, using the video B picture; and using the reference basis video A picture when detecting the silence or that the audio stream A and the audio stream B are all in the sound state, and then performing synchronization processing, computing andadjusting the timestamp, guaranteeing the audio-video synchronization, and finally integrating into the video-recording file. The video-recording presentation effect of the technical scheme is relatively novel, the picture with the sound can be displayed, and the effect is similar to voice following.

The invention provides gluten-free instant hand-pulled noodles and a preparation method and a formula thereof and relates to the field of food deep processing. The gluten-free instant hand-pulled noodles are mainly prepared from cereals such as Chinese Northeast non-glutinous polished rice, Chinese Northeast non-glutinous unpolished rice, Chinese Northeast black rice and millet with manufactured goods which are rich in nutrition and have health care effect serving as minor ingredients by means of technologies of flour milling, flour mixing, standing for a while, primary extrusion, secondary extrusion, aging treatment, variable-temperature drying, ventilative cooling, bagging, inspection, sealing packing, boxing and the like. The obtained hand-pulled noodles are chewy, refreshing and slippery, avoid being mixed with soup, breakage and adhesion during cooking and are good in taste and sweet after taste. What is more important is that the noodles are smooth and pleasing in appearance and oily before being cooked and can completely reach the international highest safety index of gluten content not exceeding 5-10PPM, thereby being more nutritional and safer. Moreover, production efficiency is improved greatly, energy consumption and pollution discharge are reduced, and more environment friendliness and lower carbon are achieved.

The invention provides a method for treating adeno-associated viruses and a kit. The method comprises the following steps: contacting the adeno-associated viruses with adeno-associated virus receptorsconnected with lag proteins so as to obtain an adeno-associated virus-adeno-associated virus receptor-label protein complex; and contacting the adeno-associated virus-adeno-associated virus receptor-label protein complex with a binding protein, thereby obtaining the adeno-associated virus-adeno-associated virus receptor-label protein-binding protein complex, wherein the binding protein is capableof being specifically bound to the lag protein. Therefore, by utilizing the method for treating adeno-associated viruses disclosed by the invention, the aims of performing separation, purification, identification, titer detection and the like on the adeno-associated viruses can be achieved, and the method disclosed by the invention has the advantages of being simple and convenient to operate, high in accuracy, excellent in repeatability, low in cost and the like and is applicable to large-scale application.

The invention discloses an effective magnetic potential calculation method for a permanent magnet magnetic coupler, belongs to the technical field of permanent magnet magnetic transmission, and relates to the effective magnetic potential calculation method for the permanent magnet magnetic coupler. The method comprises the following steps: firstly, giving an equivalent simplified hypothesis for calculating the effective magnetic potential of the permanent magnet magnetic coupler according to the attribute of the permanent magnet magnetic coupler; then, according to the geometric structure of the permanent magnetic coupler, establishing a magnetic circuit model comprising a main magnetic flux region, a first leakage region, a second leakage region and a third leakage region, and determiningan integral upper limit and an integral lower limit of the main magnetic flux region and an integral upper limit and an integral lower limit of each leakage region; and finally, constructing an integral equation of the effective magnetic potential of the permanent magnet magnetic coupler according to the magnetic circuit model to obtain a calculation result of the effective magnetic potential ofthe permanent magnet magnetic coupler. The method is a calculation method with practical engineering popularization and application values, and the calculation method is simple, effective, high in efficiency and short in consumed time.

The invention discloses a powder cleaning method for additive manufacturing complex titanium alloy wing rudder parts, belongs to the technical field of additive manufacturing, and solves the problem that powder in the wing rudder parts is difficult to clean in the prior art. The method comprises the following steps: sequentially carrying out primary cleaning, primary vacuum heat treatment, separation of a substrate and the rudder part, removal of an auxiliary supporting structure, secondary cleaning and secondary vacuum heat treatment on the interior of the rudder part; the temperature of the primary vacuum heat treatment is lower than that of the secondary vacuum heat treatment. The method can be used for cleaning the powder of the additive manufacturing complex titanium alloy wing rudder part.

The invention provides gluten-free instant noodles and a preparation method and a formula thereof and relates to the field of food deep processing. The gluten-free instant noodles are mainly prepared from cereals such as Chinese Northeast non-glutinous polished rice, Chinese Northeast non-glutinous unpolished rice, Chinese Northeast black rice and millet with manufactured goods which are rich in nutrition and have health care effect serving as minor ingredients by means of technologies of flour milling, flour mixing, standing for a while, primary extrusion, secondary extrusion, aging treatment, variable-temperature drying, ventilative cooling, cutting and weighing, bundling, bagging, inspection, sealing packing, boxing and the like. The obtained noodles are chewy, refreshing and slippery, avoid being mixed with soup, breakage and adhesion during cooking and are good in taste. What is more important is that the noodles are smooth, glistening and pleasing in appearance before being cooked, make people appetitive and can completely reach the international highest safety index of gluten content not exceeding 5-10PPM, thereby being more nutritional and safer. Moreover, production efficiency is improved greatly, energy consumption and pollution discharge are reduced, and more environment friendliness and lower carbon are achieved.

A method for preparing substitute tea for preventing phlegm from forming and stopping coughing by utilizing reddish orange comprises the steps of screening, purification through purification air of 20-35 DEG C, flash evaporation and softening, core moistening, shaping, forming, tablet forming, far infrared drying and package. The method has the advantages that the effective ingredient loss of reddish orange is small, the time consumed for production is short, a preparation process is reasonable and environment-friendly, and the prepared substitute tea is high in effective ingredient content and convenient to brew and has the obvious effects of preventing phlegm from forming and stopping coughing.

The invention relates to a method for improving sound absorptivity of a backing material on the basis of graphene oxide (GO), belonging to the technical field of materials. The method aims to solve the problem of high interfacial energy between W powder and Epoxy, so that the W powder and Epoxy have favorable compatibility. The method 1 comprises the following steps: 1. preparing W / Epoxy compound powder; 2. preparing W / Epoxy / GO compound powder; 3. preparing W / Epoxy / GO / Epoxy compound powder; and 4. preparing a W / Epoxy / GO / Epoxy compound film. The method 2 comprises the following steps: 1. preparing W / GO compound powder; 2. preparing W / GO / Epoxy compound powder; and 3. preparing a W / GO / Epoxy compound film. The W, Epoxy and GO are assembled layer by layer to form the W / Epoxy / GO / Epoxy compound film or W / GO / Epoxy compound film; and the traditional preparation technique of the backing material matrixes W and Epoxy is improved to prepare the medium-impedance high-attenuation compound film backing material.

The invention discloses a gene detection kit and a gene detection method. According to the fluorescent subtracted probe technology, fluorescence of a fluorescent labeled probe not hybridized with a target nucleic acid is quenched by a quenching gene of a universal quenching probe, so that non-hybrid fluorescent signals can be removed by controlling the hybridizing temperature without tedious washing steps which are difficult to control, so that the effects that the nucleic acid hybridizing efficiency is improved greatly, the time and labor are saved, fluorescence in situ hybridization can be finished quickly, and the specific genes or expression distribution thereof are detected are achieved. The kit is an improvement of conventional FISH, and is excellent in application prospect.

The invention relates to a dry field high yield and high quality winter wheat new variety selective breeding technology which has the main selective breeding process: special germplasm resources, introduction-parent selection-winter-spring wheat sexual hybridization-excellent single plant group mass selection-stable strain identification-high generation strain production measurement-breeding strain identification-breeding strain comparative experiment-regional test-production test, etc. The technology is characterized in that in the hybridization segregative generation, the strains are planted in a mixed way according to the type combination and selected according to different types; when the isozygoty rate of the hybrid progeny is estimated to reach over 80% that is about F5-F7, the strains are began to select, and the next generation becomes a system; then, the good systems are selected to be in upgrading experiment. Therefore, in the hybridization group, various good genes are saved and recombined to be good homozygotes in the generation afterwards; ridge I cultivated by using the invention has the characteristics of remarkable yielding ability, strong drought resistance and winter hardiness, high volume weight, good nutritional quality, excellent comprehensive economical character, wide application scope, better disease resistance, etc.

The invention provides gluten-free rapidly cooled spaghetti as well as a making method and a formula thereof, and relates to the field of fine and deep processing on foods. The making method comprises the following steps: by taking cereal raw materials such as white northeast polished round-grained rice, brown polished round-grained rice, northeast black rice and millet as main materials, and products which are rich in nutrition and good in healthcare function as auxiliary materials, grinding the above materials into powder, mixing, fermenting the dough, performing primary extrusion, performing secondary extrusion, performing aging treatment, steaming, drying at variable temperature, weighing, putting into bags, inspecting, sealing, packaging and boxing. The spaghetti is chewable, smooth and good in taste, the soup is clear and the spaghetti is not broken or stuck when being boiled, more importantly, the spaghetti is bright and smooth in appearance, is good in lubrication and transparency feeling and looks pleasing to eyes, the international highest safety index that the gluten content is no greater than 5-10PPM is completely met, the spaghetti is relatively healthy, safe, environmentally friendly and low in carbon, the production efficiency can be greatly improved, and the energy consumption and the pollution are reduced.

The invention discloses an underground drilling and fracturing-integrated staged fracturing device. The device comprises a drill, a first packer, a first staged drill stem, an interception water distribution rod, a second packer, a second staged drill stem and a function conversion rod which are communicated from front to back sequentially, a first ball, a second ball, and a third ball; an underground drilling and fracturing-integrated staged fracturing gas drainage process is implemented on the basis of the technology of the underground drilling and fracturing-integrated staged fracturing device. Through the underground drilling and fracturing-integrated staged fracturing device and the underground drilling and fracturing-integrated staged fracturing gas drainage process, the integrationof drilling and fracturing is realized, the drill hole wall in a wider range can be opened and is extended and cracked, and fracturing can be can be performed more pertinently; and compared with a non- staged fracturing method, the process has the advantage that the air permeability coefficient of a coal bed is improved greatly.

The invention discloses data redundancy and file operation methods based on a Hadoop distributed file system (HDFS). The file operation method comprises the processes of file writing, file reading, file adding and file deletion. The file writing process comprises the following steps of: giving a file writing request by a client; allocating main nodes; segmenting a file; generating and storing basic blocks; generating and storing coding blocks; and reporting the main nodes. The file reading process comprises the following steps of: giving a file reading request by the client; selecting the main nodes; sending information data; according to the information data, restoring an original file; and reporting the main nodes. The file adding process comprises the following steps of: giving a file adding request by the client; querying file information; allocating the main nodes; segmenting an added file; generating and storing the basic blocks; generating and storing the coding blocks; and reporting the added file. The file deletion process comprises the following steps of: giving a file deletion request by the client; processing the file name of the file to be deleted; deleting a hidden file; deleting isolated block metadata; and deleting any block. The invention has the advantages of high read-write performance and efficiency and reliability in storage, and can be applied to storage and management of the HDFS under the access of a great number of clients; and storage resources are saved.