352results about How to "Simplify time" patented technology

The invention discloses a method for analyzing the components of iron ore by using an X-ray fluorescence spectrum, which comprises before-analysis preparation (1) and analysis report submission (5), and the steps between the before-analysis preparation (1) and the analysis report submission (5) including molten sample manufacturing (2), detection by an internal standard method (3) and analysis by a calibration curve method (4), wherein in the before-analysis preparation (1) step, a working curve (16) is built; in the detection by an internal standard method (3) step, an internal standard line of a molten sample is measured; and in the analysis by a calibration curve method (4) step, the measurement results of the molten sample are obtained. The method completes the measurement of all elements in the iron ore by melting once, is high in measurement accuracy, simplifies process and time for measurement, reduces cost of the analysis of the components of the iron ore, and is suitable to be applied to the iron and steel industry and researches.

The invention discloses a screen video encoding and decoding method based on progressive character block compression and an encoding and decoding device thereof. The screen video encoding and decoding method comprises the following steps: obtaining a frame in a screen video, and dividing the frame into M*N macro blocks; dividing each macro block into character blocks or image blocks according to the category; dividing each character block into a plurality of character compression code streams according to a main color and a non-main color; encoding the main color by an index table, and progressively encoding escape colors of the non-main color based on a bit plane; dividing each image block into a plurality of image encoding quality layers by using a progressive image encoding algorithm based on wavelet transform; transmitting the code streams to a receiving terminal according to different quality grades; and decoding and displaying the code stream of each quality layer by the receiving terminal. According to the screen video encoding and decoding method disclosed by the invention, in view of the limitation and defects of traditional character encoders, the progressive character encoding technology of a plurality of quality layers is realized, no support of special equipment is needed, and the screen video encoding and decoding method is applicable to all occasions needing to compress screen images containing characters.

The invention relates to the field of information processing, in particular to an information extraction method and apparatus for a PDF file. The method comprises the steps of generating a corresponding tree structure by information in each page, for the PDF file; performing statistics on information of each node in the corresponding tree structure of each page, and identifying and extracting a title, a text, a chart title and a chart end in each page; and performing summarization, performing grade division on titles, extracting charts according to chart titles and chart ends, mapping texts and the charts to corresponding titles and chart titles, and finally forming structured data of the PDF file. According to the method and the apparatus, the titles, the texts, the charts and the like in the PDF file can be subjected to structured extraction, fine analysis and effective extraction of chart information are performed, and data support is provided for realizing search, accurate information locating and content mining in the vertical field of industry research reports, so that the research report analysis time of a user is greatly shortened.

The invention relates to a button cell production line, being characterized in comprising a rack component, a lithium chip loading mechanism, a paper cutting mechanism, a filling mechanism, a manganese chip loading mechanism, an anode case loading mechanism, a sealing mechanism, a main transmission mechanism, a pneumatic control system and an electrical apparatus control system as well as a control program; the rack component comprises a large worktable and a rack fastened on the lower surface of the large worktable, a lower base plate of the rack is arranged on a lower beam of the rack, a control cabinet is arranged on the upper part of the lower base plate of the rack; the lithium chip loading mechanism, the main transmission mechanism, the paper cutting mechanism, the filling mechanism, the manganese chip loading mechanism, the anode case loading mechanism and the sealing mechanism are arranged on the large worktable in turn; the pneumatic control system is arranged on the lower base plate of the rack; the electrical apparatus control system and the control program are arranged inside the control cabinet; a touch screen support is vertically arranged on the upper surface of the large worktable close to one end of the lithium chip loading mechanism.

The invention provides a java system application programming interface calling method. The java system application programming interface calling method includes the following steps: receiving a calling request of a general application programming interface sent by a customer terminal, input parameters of the calling request is a structured query language (SQL)-type character string; conducting SQL analysis of the SQL-type character string, obtaining a name and a inquiry condition of an actual application programming interface; according to the name of the actual application programming interface, inquiring the corresponding actual application programming interface, and obtaining interface parameters; according to the name and parameters of the actual application programming interface, generating an example of the application programming interface, based on the inquiry condition obtained from the analysis, calling a method of the example of the application programming interface to obtain a returned value and return the returned value to the customer terminal. The invention further provides a system achieving the java system application programming interface calling method. The java system application programming interface calling method and the system using the java system application programming interface calling method can reduce changed working load and cost due to data updating.

The invention discloses a uniform file allocation method, which comprises the following steps: setting the uniform allocation file with allocation items in the system; displaying the allocation item through the allocation interface; allocating the allocation item on the allocation interface; executing the corresponding operation according to the allocation item. The invention can switch and modify the allocation file at manual pattern, which guarantees the legitimate and improves the precision.

Disclosed are a data storage method and a data storage device. The method includes: obtaining data which comprises fields comprising field names and data contents; marking the field names; building an index of the field names, which comprises mapping relationships of the marking and the data contents of the fields; saving the index of the field names and the data contents of the fields as a data record which comprises an index area storing the index and a data storage area storing the data contents. By the method, consumption of storage resources is lowered and data searching efficiency are enhanced.

The invention relates to the technical field of a sensor and particularly relates to a resistor stain type sensor based on 3D printing processing and a manufacturing method. The manufacturing method comprises steps that an insulation substrate is manufactured at a strain region of an elastic component; a resistance sensitive material is printed on the insulation substrate, a printing head and the elastic component move relatively, and a sensitive grid of a target pattern is printed; a conductive line and a conductive connection point connected with the sensitive grid are printed, and a foil gauge is formed. According to the manufacturing method, the resistance sensitive material is printed on the insulation substrate covering a surface of the elastic component to manufacture the foil gauge, and the conductive wire and the conductive connection point are simultaneously printed on the elastic component. The manufacturing method of the sensor is advantaged in that an automation degree is high, an application scope is wide, cost is low, and stability of the sensor is high.

A polarography of anode dissolving out includes four steps of washing concentrating , stewing and scanning in each test cycle as at least one voltage of concentration voltage in concentrating step and stewing voltage in stewing step is less than minus 1.7 V in one period or several periods of time . The present invention can activate operating electrode processed by Hg for raising sensitivity of polarography.

An electric rivet nut tool comprises a machine shell and further comprises a rivet nut axial rotating mechanism, a rivet nut riveting power mechanism, a rivet nut drawing mechanism and a control mechanism which are arranged inside the machine shell. The control mechanism is connected with the rivet nut axial rotating mechanism and the rivet nut riveting power mechanism. The rivet nut axial rotating mechanism and the rivet nut riveting power mechanism are connected with the rivet nut drawing mechanism. A transmission part is greatly simplified through a double-power unit structure, the size and weight of a riveting gun are greatly reduced, and the electric rivet nut tool can be conveniently used on different operation occasions.

The invention discloses a contact thermal resistance measuring device with adjustable loading pressures in a vacuum vessel. The contact thermal resistance measuring device comprises the vacuum vessel,a test system and a data acquisition system. The test system comprises a test platform, a heating unit, a cooling unit and a pressurizing unit; the pressurizing unit comprises a pressure sensor, a lead screw pressurizing device and a driving motor. The contact thermal resistance measuring device has the advantages that screws can be driven by the motor to rotate, contact pressures of test piecescan be changed, manual screw rotation can be replaced, accordingly, a series of operation of vacuum vessel re-pressing, manual screw rotation, vacuumizing and the like required in each test can be omitted, test processes can be simplified to a great extent, and the test time can be shortened to a great extent; feedback compensation further can be carried out on pressure deviation due to temperature change, and accordingly the test precision can be improved.

A non-excavation lining repair method for the repair of lower drainage branch pipes of urban roads, comprising: (1) cleaning and testing the lower drainage branch pipes; - 0.5mm polyester film, the inside of which is made of polyester non-woven fabric and filled or impregnated with unhardened thermosetting resin; (3) After cutting the resin hose to the same length as the drainage branch pipe, Flip inside and outside on the ground and drag it into the drainage branch pipe; (4) Send a pressure bag into the resin hose, and pressurize it with water or air to make the resin hose expand and stick to the inner wall of the lower drainage branch pipe; (5) Warm water circulation heating is carried out in the pressure bag, and a hardened high-strength lining new pipe is formed on the inner wall of the drainage branch pipe to be repaired; (6) The air and water in the pressure bag are removed and taken out from the new lining pipe. According to the present invention, the pressure pack can be reused, and the drainage branch pipe can be repaired without excavation on the road surface when the size of the rainwater grate is very small and the end cutting cannot be performed.

The invention discloses a three-level converter direct-current side neutral-point voltage balance control method based on SVPWM, and belongs to the technical field of electric system power electronics. According to the method, median vectors are eliminated, and small vectors and large vectors are combined to form a reference voltage vector. The method comprises the steps of analyzing the influence of an SVPWM control mechanism and the on-off state on the neutral-point potential, partition judgment is carried out on voltage space vectors, determining the action time of each space vector, and determining the vector sending sequence. By means of the method, change of the on-off state of a power device and loss of a converter are reduced, neither a voltage sharing circuit nor a hardware circuit is needed, and the dynamic balance performance of the direct-current side voltage of the three-level converter is improved. The control method is simple and has great reference value for engineering application.

The invention discloses a paraffin slicing method of tree stem tissue, and belongs to the technical field of plant microscopic structure slicing. The paraffin slicing method of the tree stem tissue comprises the operations of tissue fixing, primary softening, dehydration, transparency, waxing, embedding, secondary softening, slicing, slice folding, slice gluing, slicing roasting, dewaxing, rehydration, dyeing, slice sealing and the like, wherein the addition of softening treatment can solve the problem that phloem, a forming layer and xylem in the stem tissue are easy to break in the slicing process due to inconsistent hardnesses. The softening treatment comprises the steps of firstly after the tissue is fixed, adding the operation of using ethyl alcohol / glycerinum mixed liquor to soften the tissue; secondly after embedding and coarse machining, adding the operation of using warm water to soak so as to soften the tissue to be sliced. Experiments demonstrate that a softened tissue can lower probability that the stem tissue is easy to break during slicing, and improve slicing success rate.

The invention discloses a fast character string matching method based on a filtering type. According to the method, a pattern string is preprocessed: the prefix P0 of the pattern string is cut into (k+s) pattern string blocks with the length being h, the length of each pattern string block is lengthened by (k+q-1), and the lengthened pattern string blocks are respectively recorded as Q1, Q2 to Q(k+s); and then, from the initial position of a text string, q characters of the text string are sequentially read every h length and are used as text string indexes, and the text string indexes are respectively marked as d1, d2 to dn / h; a matching number group B[d, j] is recreated: if one text string index di belongs to Qj, the matching number group B[di, j] is equal to 1; and the matching number of (k+s) continuous text string indexes and the pattern string blocks is calculated, and finally, the approximate matching is detected. The method has the advantages that a dynamic programming algorithm and a filter algorithm are combined, in addition, new filter strategies are added, the average time of the approximate matching is shortened, and the matching performance is greatly improved.

The invention discloses an Ethernet passive optical network (EPON) web network management method, which comprises that: a, a network management front-end browser receives the data input of a user; b, a hyper text transport protocol (HTTP) server provides an http protocol connected with each user; c, a web network management system processes user operation input data; d, an equipment core module receives the data from the web network management system by a communication function of the equipment core module; e, a log processing module performs related operations by receiving the data from the web network management system; f, the browser receives the information such as user operation configuration and the like by the input of a mouse and a keyboard, processes the information and displays the information required by the user; g, the web network management system receives the information input by the browser, and performs processing according to results; and h, the equipment core module actually controls equipment, obtains the specific configuration information of the user by interacting with the web network management system, applies the configuration to each sub-module of the equipment, enables the behavior of control network accessing, and simultaneously feeds the conditions of actual configuration back to the web network management system.

The invention is concerned with the system and the method that gets the path between two points in the network game, the system includes: the place selective equipment that can get the beginning point information and the end-point information of the player's path and send the information to the path processing equipment; the path processing equipment that can receive the beginning point information and the end-point information and compute the path between the beginning point and the end-point and / or the shortest path.

The invention provides a method for simulating acquisition of a G-protein-coupled receptor intermediate state structure through a computer. With the combination of target molecular dynamics simulationand common molecular dynamics simulation, a G-protein-coupled receptor intermediate state structure of a G-protein-coupled receptor in the activation process from a non-active state to an active state is acquired by using the method. The method provided by the invention is wide in application range and is simple and feasible, the time and computer resources are saved, a movement track of a studysystem from a start state to a final state can be simulated within a short time, the simulation time is greatly shortened, and the requirements on computer performance are also reduced; compared withexperimental macroscopic observation, movement change of a system is conveniently studied at the level of atoms, in addition, the problem of simulation time from the start state to the final state isovercome, and the whole change process within the two states can be observed.

The invention relates to a rotating device inside a permanent magnet wind generator, in particular to a compact permanent magnet wind generator rotor, solving the problem of an unreasonable structure of the permanent magnet wind generator rotor. The compact permanent magnet wind generator rotor comprises a rotor bracket, and a magnetic pole box provided with a permanent magnet mounting hole; magnetic steel is arranged inside the permanent magnet mounting hole; a fixed rod mounting hole is arranged on the magnetic pole box; a bolt perforating hole is arranged on the contact surface of the magnetic pole box and the rotor bracket; the bolt perforating hole is communicated with the fixed rod mounting hole; a locating lug boss is also arranged on the surface contacting a magnet yoke on the rotor bracket on the magnetic pole box; a radial bolt hole and a guide locating groove matched with the locating lug boss are arranged on the magnet yoke on the rotor bracket, and a fixed rod with the bolt hole is arranged inside the fixed rod mounting hole. The compact permanent magnet wind generator rotor is novel in structure; the performance of a motor is improved; the manufacturing cost of the motor rotor is reduced, and the stability of the entire structure of the rotor is improved.

The invention relates to the defrosting and demisting fields of glass products, in particular to the temperature measurement technologies of electric heating glass, and concretely provides an automotive glass system capable of automatic defrosting and demisting, a defrosting method and a demisting method. The automotive glass system capable of automatic defrosting and demisting comprises automotive glass and a power source and further comprises a control unit, a humidity sensor and a current measurement device / resistance measurement device. The humidity sensor is arranged in an automobile to measure the moisture content d of air inside the automobile. The current measurement device / resistance measurement device can measure current I or resistance R of an electric heating element after the electric heating element is powered on. According to the automotive glass system, the defrosting method and the demisting method, the potential safety hazard that glass misting affects the sight of a driver can be eliminated, the safety performance and comfort of automobile driving are improved, and meanwhile a good energy-saving effect is achieved; in the defrosting process, the operation of the driver is simplified, unnecessary energy waste is avoided, the waiting time of the driver in the defrosting process is shortened, and user experience is improved.

The invention relates to a fast synchronous tracking method and device for a TDD-OFDM downlink. The method comprises the following steps of (S110) generating a synchronous sequence; (S120) mapping the synchronous sequence into a corresponding subcarrier to obtain a synchronous signal, putting the synchronous signal on a frame header of a radio frame and generating a TDD-OFDM downlink signal; (S130) carrying out initial capture on the link signal; (S140) carrying out accurate capture on the link signal; and (S150) keeping the link signal synchronous in real time. According to the fast synchronous tracking method for the TDD-OFDM downlink, initial capture is firstly carried out by using a conjugate associated characteristic window signal, accurate capture is carried out by using training sequence correlation (local matched filtering), and accurate real-time tracking is finally carried out by using a pilot frequency, fast capture for the TDD-OFDM downlink can be achieved and synchronous tracking is achieved.

The invention relates to an electric appliance with state detecting and memory functions, wherein it comprises: button state detector for real time detecting the pressed time of special button; judger for comparing the pressed time with preset time, to set the working mode of system when it is powered again; a close command receiver for setting the electric appliance to automatically enter into waiting mode when receives close command and being powered again. The invention detects the pressed time of special button to switch the system working modes accurately, while it uses automatic start mode in workshop, and uses low-power waiting mode in family. The invention has simple circuit and software, to be used in video media device.

The invention discloses a yarn twining method and a yarn twining device for a carbon fiber baseball. The yarn twining device comprises a workbench provided with a screw rod, a coiled yarn stand and a support frame for clamping and fixing a baseball core shaft; the coiled yarn stand and the support frame are both arranged on the workbench; as the baseball core shaft is fixed on the yarn twining device, coiled yarn moves left and right along the core shaft for continuous twining yarn so as to reduce labor power and time and improve production efficiency; a chuck is driven to rotate by a motor, rotate speed is uniform and stable, and force and gaps for twining the yarn are uniform, so that a defect that the yarn is not twined flat in the prior art is overcome, accordingly rigidity and strength of finished product can be better ensured, not only is rejection rate reduced, a carbon fiber layer of the product is flat, wall thickness is uniform and the product does not deform, but also product size can be effectively controlled.

The present invention provides an image calibrating, composing and depth rebuilding method of a panoramic fish-eye camera comprising the following steps of: establishing a panoramic optical targeting space; using the panoramic fish-eye camera for shooting the panoramic optical targeting space's panoramic image; establishing a internal parameter calibrating model for the panoramic fish-eye camera; establishing a image stitching parameter model and a space depth transforming parameter model of the panoramic image and the panoramic optical targeting space; and using the internal parameter calibrating model, the image stitching model, the depth transforming parameter model to calibrate the panoramic image for generating a 3D panoramic image. Compared to the prior art, the present invention can optimize the calibrating parameters by accumulating all the camera data and executing machine learning for increasing computing efficiency.

The invention discloses a steel structure non-contact actual measurement method and system based on a three-dimensional scanning technology, and the method comprises the steps: timely discovering theaccumulated deviation in a construction process through the three-dimensional scanning technology, carrying out the output through a BIM model, and carrying out the installation adjustment in time, soas to minimize an error. According to the method, the method comprises the steps of establishing a construction drawing BIM model to reflect design structure size information on a construction drawing; scanning the field construction area in real time by using a 3D scanner to obtain field actual size data; comparing the BIM model with the 3D scanner data; and judging the structural size deviationthrough three colors of green (qualified), yellow (warning) and red (unqualified).

The invention discloses a two-dimensional electronic scanning antenna. The two-dimensional electronic scanning antenna comprises a two-dimensional antenna array and also comprises first transmission lines, wherein the two-dimensional antenna array comprises at least two radiation unit groups, each radiation unit group at least comprises two radiation units, the first transmission lines are in correspondence to the radiation units, and each first transition line is connected with the two radiation units in one of the radiation unit groups and is used for simultaneously adjusting the phases of the two radiation units. By the two-dimensional electronic scanning antenna, the defect of structural complexity of a traditional two-dimensional electronic scanning antenna is overcome, and a constituent component of the antenna is simplified.

An expandable mobile display sales cart that has two positions: mobile / storage position and display position. The cart design allows multiples of the carts to be used together. The cart can be placed in the mobile / storage position that permits the contraction of the cart to a minimal footprint floor space where many carts can be transported in a condensed environment. The display position allows the expansion of the cart where many carts can be arranged in different configurations for the easy viewing, browsing and purchasing of the product by the customer. The cart has a shelf unit with a slide and lock system that allows the shelf unit to be contracted and locked substantially to the center of the cart to provide a stable and condensed footprint for mobility, reducing the overall size of the cart, and expanded and locked for the display position.

The invention provides a pulse synchronization method and module whose arithmetic is simple and easy to realize in mobile communication terminal receiving property test. The method is used to realize the synchronization between the radio frequency receiving window and burst pulse of test equipment, thereinto, Tb is the time interval of burst pulse, Tr is the time interval of opening the radio frequency receiving window, Delta T is difference between Tr and Tb, Toffset is original time warp between the radio frequency receiving window and burst pulse when the radio frequency receiving window is opened first time before synchronization, firstly, judging whether Toffset exceed the set range, if it exceeds the set range, then Tr=Tb+ Delta T is the time interval to open the radio frequency receiving window until the Toffset does not exceed the set range, secondly, correcting the time interval Tr of opening said radio frequency receiving window to fulfill Tr=Tb+Toffset.

The invention discloses an information processing method and an electronic device. The information processing method is applied to the electronic device. The information processing method includes: obtaining first physiological feature information of a first user; confirming a first user interface corresponding to the first physiological feature information based on a corresponding relation of physiological feature information and a user interface of the electronic device; setting the user interface of the electronic device to be the first user interface.