62results about How to "Avoid complicated steps" patented technology

The invention discloses an authentication and authorization method and an authentication and authorization system applied to a client platform. The method and the system are modified on the basis of a protocol in a way that the client platform provides a Javascript (JS) interface for an access application party for user login, authorization and authentication. The method comprises the following steps of: starting at least one application program of the client platform; calling the JS interface of the client platform to acquire the basic information at least comprising the username of a current login user by using the application program; if information indicating that the user does not log in is returned and the user is required by the application program to log in, calling a login JS interface by using the application program; calling back and returning the basic information of the signature of the user to the application program through the JS interface; and if the application program determines that only the information of the username and the signature are required, allowing the user to access the application program. Therefore, a plurality of users can share a plurality of pieces of application, the authorization page counterfeiting of the application is avoided, user experiences are improved, the advanced background entry of a calling-back address is avoided, and the basic information can be acquired without the official authorization of the user after the addition of the application.

The invention discloses a real-person shoe type copying device based on single-eye multi-angle-of-view robot vision. The device comprises a single-eye multi-angle-of-view 3D (Three-dimensional) vision box and a computer, wherein the single-eye multi-angle-of-view 3D vision box is used for shooting images of a foot of a real person at five different angles of view; the computer is used for achieving the 3D reconstruction of the foot of the real person and automatically generating a 3D printing file; a plane mirror rectangular bucket-type cavity is formed inside the single-eye multi-angle-of-view 3D vision box and consists of four trapezoidal mirror planes; the upper part of a mirror body is large, and the lower part of the mirror body is small; the mirror planes face the inner side of a cavity body; a light source used for providing uniform soft lighting for the foot of the real person is arranged at the lower part of the plane mirror rectangular bucket-type cavity; cameras used for obtaining the images of the foot of the real person at multiple angles of view according to the refraction and reflection principle of the mirror planes are further arranged in the single-eye multi-angle-of-view 3D vision box; the computer comprises a single-eye multi-angle-of-view 3D vision calibrating unit, an image division, conversion and correction unit, a real person foot surface shape measurement unit and an automatic STL (Standard Template Library) file generation unit. The invention further discloses a shoe tree manufacturing method based on the single-eye multi-angle-of-view robot vision.

The invention relates to a flexible cell based on metallic oxide/graphene composite macroscopic fibers and a preparation method. The preparation method comprises the following steps: after mixing an anionic metal oxide aqueous solution with graphene oxide to obtain a spinning solution, adding the spinning solution in wet spinning equipment to obtain nascent fibers; repeatedly washing the obtained nascent fibers with deionized water, and drying the nascent fibers to obtain metallic oxide and graphene oxide composite fibers; reducing the metallic oxide and graphene oxide composite fibers with hydroiodic acid, and then washing and drying the metallic oxide and graphene oxide composite fibers to obtain the metallic oxide and graphene composite fibers; placing the composite fibers, lithium lines and lithium manganate loaded carbon cloth fibers in a shrinkable tube in parallel; and adding diaphragms and electrolyte so that half cells and total cells can be assembled respectively. The preparation process is simple and controllable, and large-scale production is facilitated. The metallic oxide and graphene composite fibers which are prepared by the preparation method for the first time have unlimited prospects in the field of energy storage of flexible cells.

A safety isolation bag is a pneumoperitoneum device for intra-abdominal, endoscopic procedures, power morcellation and vaginal morcellation for facilitating safe removal of body mass from within the abdominal cavity. It comprises of an expandable and collapsible enclosed internal space (5) having a neck portion (4) with mouth (3) having retractor means (2) and provided with markings, colour coded indicating how much the bag is to be pulled out for the removal of large, medium and small tissue mass, and also having one or more non-return valves (6) attached with long looped threads (8) on one of the surface in the wall of the safety isolation bag below the neck as a means for introducing the surgical instruments and accessories into the enclosed internal space at the right place and to close the puncture hole after the procedure. It is made of one or more layers of flexible biocompatible/medical grade plastic film.

The invention relates to a NiO hollow sphere catalyst for catalyzing N2O to directly decompose as well as a preparation method and application of the NiO hollow sphere catalyst, belonging to the technical field of environmental catalysis. The NiO hollow sphere catalyst is prepared by using a hydrothermal method, and has good activity when being used for enabling the greenhouse gas N2O to be directly decomposed into N2 and O2; when the space velocity is 120,000h<-1>, the N2O can be completely decomposed by means of catalysis at the temperature of 350 DEG C; furthermore, the O2 seldom affects the activity of the catalyst. The NiO hollow sphere catalyst prepared by the method can be used for purifying the tail gas produced in the production of chemical products such as nitric acid as well as the N2O discharged from the tail gas of motor vehicles, thus having wide application prospects.

The invention relates to a device and method for discharging and recovering a baking tray and separating food from the baking tray. The device comprises an automatic tray arranging unit, a movable food absorbing unit and a movable baking tray recovery unit. The movable baking tray recovery unit is formed by combining a first conveying unit, a second conveying unit and a third conveying unit, wherein the first conveying unit, the second conveying unit and the third conveying unit are identical in structure. The automatic tray arranging unit, the movable food absorbing unit, the first conveying unit and the second conveying unit are arranged in a first machine frame, and the third conveying unit is disposed in a second machine frame. Automatic discharging and recovering of the baking tray are effectively achieved, the process of separating the food from the baking tray is automated, time and labor are saved, labor cost is lowered, and production efficiency is improved.

The invention discloses tenebrio molitor antibacterial peptide TmAMP3m and a method for efficiently expressing the TmAMP3m in escherichia coli. A tenebrio molitor antibacterial peptide sequence published by a GenBank is utilized to design a specific primer, an antibacterial peptide gene is cloned from a tenebrio molitor body by adopting an RT-PCR (Reverse Transcription-Polymerase Chain Reaction) method and is mutated into TmAMP3m, the gene TmAMP3m is subcloned into a pET-30a expression carrier and is transformed into E.coli BL21 to express fusion protein, and the fusion protein is purified bycarrying out affinity chromatography with a Ni<2+> column to obtain the TmAMP3m, the TmAMP3m has broad spectrum bacteriostatic activity, can kill drug fastbacteria, has strong thermostability and is resistant to strong acid and strong alkali. The invention provides guarantee for realizing high antibacterial activity and strong stability, difficultly inactivating antibacterial peptide in an industrialized production process and producing and fermenting in a large scale and has a wide application value.

The invention relates to a method for identifying a wheat leaf rust single sorus by utilizing nested PCR (polymerase chain reaction). The method comprises the following steps: designing and synthesizing a primer, extracting DNA (deoxyribonucleic acid) of the single sorus, performing amplification and separation on target genes, performing separation and identification on an amplified final product, then performing sequencing, comparing in a Genbank and determining the wheat leaf rust single sorus. The method for identifying the wheat leaf rust single sorus by utilizing the nested PCR is simple to operate and rapid and accurate in identification result, and can be applied into actual production.

A method for manufacturing a diffuser for a backlight module is disclosed. The method includes providing a transparent substrate; forming a first transparent photoresist layer on the transparent substrate; spreading a plurality of masking particles on the first transparent photoresist layer; exposing and developing the first transparent photoresist layer; removing the masking particles; etching the exposed region of the first transparent photoresist layer to form a first scattering array; and optionally forming a passivation layer on the first transparent photoresist layer.

The invention discloses a nano-silver surface modified polyurethane central venous catheter and a preparation method thereof. In the nano-silver surface modified polyurethane central venous catheter, a polyurethane central venous catheter is used as a matrix, and nano-silver is chemically plated on the surface of the matrix. The preparation method comprises the following steps: immersing the polyurethane central venous catheter in a mixed solvent of ethanol and deionized water for cleaning; taking out and drying, and immersing the dried polyurethane central venous catheter in silver nitrate solution; radiating with ultraviolet ray after the polyurethane central venous catheter is taken out; and washing and immersing with deionized water, regularly changing water during immersing, and finally drying to obtain the nano-silver surface modified polyurethane central venous catheter. The nano-silver surface modified polyurethane central venous catheter has strong antibacterial and anti-infection performance, and has wide application prospect.

The invention provides an intra-car air environment information acquisition control system and method based on on-board diagnostics (OBD). The system comprises a CAN transceiver module, an OBD master control analysis module, a gas detection module, a temperature sensor, a Bluetooth module and a wireless security control module. The wireless security control module comprises a wireless transmitter and further comprises a wireless receiver, a motor controller, a car window motor and a car window lifting device which are installed in a car door. The gas detection module and the temperature sensor detect the harmful gas content and the intra-car temperature, and convert data and send the data to the OBD master control analysis module, and the OBD master control analysis module compares the data with standard values. When one or more data are not within a standard value range, a car window is opened, and meanwhile the gas data and the temperature data are sent to a mobile phone of a driver so as to remind the driver. According to the intra-car air environment information acquisition control system and method based on OBD, the OBD function of a car is effectively used, the intra-car air environment is kept within the standard value range, the function of notifying and reminding the driver is achieved, and the effect is good.

The invention relates to a suture-free three-dimensional textile-based conductive myocardial patch and a preparation method thereof. The preparation method comprises the following steps of: vertically placing a plurality of barb short lines on one side of the textile-based conductive myocardial patch, wherein one end of each barb short line is in contact with the surface of the textile-based conductive myocardial patch; fixing the barb short lines on one side of the textile-based conductive myocardial patch by adopting a hot melting process; and enabling the axial direction of the barb short lines of the prepared three-dimensional textile-based conductive myocardial patch to be perpendicular to the plane of the textile-based conductive myocardial patch, wherein the plurality of barb short lines are uniformly distributed on the same side of the textile-based conductive myocardial patch, the barb short lines are short lines with barbs, and the barbs are positioned on the peripheral surfaces of the short lines and are uniformly arranged along a single direction. Compared with a traditional myocardial patch, the myocardial patch disclosed by the invention has the advantages that the suture process in the implanting process of the myocardial patch is avoided, myocardial repair can be realized through a thoracoscopic surgery, the surgical difficulty and time are reduced, postoperative complications are reduced, and the myocardial patch has excellent clinical application prospects and market prospects.

The invention relates to the field of bioengineering and particularly discloses a method for synthesizing R-3-(2-chloro-1-hydroxyethyl) phenol, phenylephrine and eye drops. The method for synthesizingthe R-3-(2-chloro-1-hydroxyethyl) phenol comprises the steps of taking 2-chloro-1-(3-hydroxyphenyl) ethanone as a substrate and ketoreductase as a catalyst, adding a hydrogen donor, a buffer solutionand a coenzyme to form a reaction system for catalytic reaction and obtaining a phenylephrine intermediate. The ketoreductase provided by the embodiment of the invention has high activity and stereoselectivity. The synthesis method provided by the embodiment of the invention is enzymatic synthesis of the phenylephrine intermediate by adopting the ketoreductase, just one-step reaction is needed and the amount of a used reagent is small, so that the synthesis step is greatly simplified, the problem of complicated steps in an existing method for synthesizing the R-3-(2-chloro-1-hydroxyethyl) phenol is solved, and the method provided by the invention is mild in reaction condition, high in optical purity, green and environment-friendly.

The invention discloses an optical fiber transmission device and method for total station calibration, and belongs to the technical field of photoelectric ranging calibration. The device comprises a case; a temperature control and display system, a multi-mode optical fiber, a self-focusing collimating lens and an optical fiber jumper wire are arranged in the case; the starting end of the multi-mode optical fiber is connected with one end of the self-focusing collimating lens, and the tail end of the multi-mode optical fiber is connected with the optical fiber jumper wire; and the other end ofthe self-focusing collimating lens is connected with a total station. A traditional baseline field method is replaced with a standard optical fiber which is controllable in temperature and is subjected to special processing, so that a portable working mode that the total station calibration is not affected by the external environment is achieved; by changing a length value of the standard opticalfiber, the calibration of variable values of the total station under different measuring ranges are realized; and a standard optical fiber method is used to replace a method for simulating an opticaldistance through return of an optical path between plane mirrors, so that the complicated steps of optical path collimation adjustment are avoided, and the low-cost design of transmission standards isalso achieved.

The invention relates to a preparation method of a water-soluble carbon nano-tube (CNT). Firstly, the macromolecule water-soluble polymers with hydroxyl as the terminal group are utilized to synthesize the water-soluble polymer, wherein, the terminal group of the water-soluble polymer has a nitrate group, and then the nitrate group is transformed to be an azide group to obtain the water-soluble polymers end-capped with azide group. Then the azide group and the surface of the carbon nano-tubes (CNT) conduct a cycloaddition reaction, thus the water-soluble polymers are grafted to the surface of the carbon nano-tubes (CNT) in covalent bond form, so as to realize preparation of water-soluble carbon nano-tubes (CNT). The invention has the advantages of simple process, easy operation and avoidance of damages to tube walls of the carbon nano-tube (CNT) in acid treatment and of cutting the carbon nano-tubes (CNT). Therefore entyre water-soluble carbon nano-tubes (CNT) are available with the invention, the invention is significant in the research and application of chemical and physical properties of the water-soluble carbon nano-tubes (CNT).

The invention relates to a railway vehicle bottom equipment rubber supporting base support reaction force acquiring method comprising the steps of firstly, establishing a bottom equipment rubber supporting base support reaction force mechanical equation; secondly, solving the rubber supporting base support reaction force mechanical equation to acquire the support reaction force of each rubber supporting base; thirdly, judging whether the overturning condition of bottom equipment meets the bottom equipment installing requirements, determining that the support reaction force of each rubber supporting base obtained in the second step is the final support reaction force if yes, and, if no, optimizing the static deflection of rubber elements and acquiring the support reaction force of the optimized rubber supporting bases until the installing requirements are met. Compared with the conventional method, the method has the advantages of clear principle, wide application, high speed and high precision.

The invention relates to a low-plasticity plate forming mold and system and a work method. A male mold and a female mold are included, and the male mold is located in an edge pressing ring and is connected with an upper mold mechanism which is elastically connected with the edge pressing ring; the upper mold mechanism is used for driving the male mold and the edge pressing ring to move; the edge pressing ring can be used for compressing the edge position of a plate; the male mold and the female mold can be used for performing stamping forming on a workpiece; the edge pressing ring is providedwith a gas inflow hole and an exhaust hole to be used for performing gas expanding forming on the plate; and the female mold is provided with a vacuumizing hole to be used for performing vacuum forming on the plate. The forming mold and system and the work method are used, the machining efficiency is high, precision is high, and the problems of scratching, deforming and cracking of the plate are solved.

The invention provides a connection method and device for a wireless communication network. The method comprises the following steps: acquiring identification information of a first wireless communication network scanned by a terminal by the terminal; judging whether the identification information satisfies a preset connection condition; and under the condition that the identification information satisfies the preset connection condition, accessing the terminal to the first wireless communication network corresponding to the identification information. By adopting the technical scheme of the invention, the problem that the step of connecting the terminal to the wireless communication network is complicated can be solved and the terminal can be connected to the wireless communication network conveniently and quickly.

The present invention discloses a photovoltaic panel installation module. The photovoltaic panel installation module comprises a photovoltaic panel bracketing tile and a locating part, the photovoltaic panel bracketing tile comprises a tile body provided with support peaks, there are at least two support peaks, the support peaks are provided with projecting portions and support portions located at two sides of the projecting portions, the support portions are configured to support the photovoltaic panel, and the locating part is installed on the support peaks for limitation of the displacement of the photovoltaic panel. The photovoltaic panel installation module can realize rapidly and stably install the photovoltaic panels on a large scale in the condition without consumption of a lot of manpower and material resources so as to greatly improve the installation efficiency of the photovoltaic panels, the photovoltaic panels do not need metal frames, supports or buckles so as to greatly reduce the installation cost and save valuable metal materials. The present invention further provides a photovoltaic generation system having the advantages mentioned above.

The invention discloses a nano-enzyme and a preparation method and application thereof in determination of 5-hydroxytryptamine. The nano-enzyme is a nano-material formed by terbium ions, copper ions, riboflavin and 4, 4-dicarboxyl diphenyl ether through solvothermal reaction. The nano-enzyme can catalyze and emit light to display neurotransmitter molecule serotonin. The nano-enzyme provided by the invention has high catalytic activity and stability and low cost, and can be applied to catalysis of reaction of 5-hydroxytryptamine and detection of 5-hydroxytryptamine in a sample.