Abstract: Provided is an airflow disturbance type carbon fiber spreading device. The device includes an unwinding module, an unwinding tension control module, an airflow disturbance spreading module, a winding tension stabilizing module, a deviation correction module and a winding module which are sequentially arranged along a feeding direction. The spreading mechanism includes an airflow disturbance spreading module, the airflow disturbance spreading module includes two airflow disturbance spreading assemblies, each airflow disturbance spreading assembly includes a centrifugal fan, the centrifugal fan communicates with the bottom of an airflow duct, and three spreading guide shafts are arranged side by side on the top of the airflow duct. A tension adjusting assembly is provided between the airflow disturbance spreading assemblies. A seventh spreading guide shaft (13) is located at the upper port of an airflow duct I (25) and is connected to a slider module II (34).

Abstract: A heat pipe comprises a flat tube and a wick structure. The flat tube includes a hollow chamber and has a front and a rear sealed ends along an axial direction. The wick structure is disposed in the hollow chamber and extended along the axial direction of the flat tube. The wick structure is divided into a front, a middle and a rear sections sequentially along the axial direction. The front section is near the front sealed end, the rear section is near the rear sealed end. The front, middle and rear sections have a maximum length parallel to the width direction, respectively. The maximum length of the front section is greater than that of the middle section, and the maximum length of the middle section is greater than that of the rear section.

Abstract: Techniques for compressing a data block involve adding a compression flag to a data block after the data block is decompressed by a protocol layer, the compression flag indicating that the data block is compressible or uncompressible. Such techniques further involve acquiring the compression flag of the data block. Such techniques further involve determining, in response to the compression flag of the data block indicating that the data block is compressible, to perform inline compression on the data block. Such techniques further involve preventing, in response to the compression flag of the data block indicating that the data block is uncompressible, the inline compression from being performed on the data block.

Abstract: A selenium-chelating pea oligopeptide, a preparation method thereof and use thereof. After the selenium-chelating pea oligopeptide is subjected to digestion treatment in at least one of following three ways, a change rate of selenium content not more than 3% with respect to the selenium content before the digestion treatment: hydrolyzing for 4 hours by a pepsin at a pH value of 2 and a temperature of 37° C.; hydrolyzing for 6 hours by a trypsin at a pH value of 7.5 and a temperature of 37° C.; maintaining the temperature constant at 37° C., firstly hydrolyzing for 4 hours by the pepsin at a pH value of 2, and then continuing to hydrolyze for 6 hours by a trypsin at a pH value of 6.8. The preparation method thereof includes mixing and reacting an aqueous solution of pea oligopeptide and sodium selenite, and then being subjected to alcohol precipitation and drying.

Abstract: Methods, apparatus and systems for data mapping in a wireless communication are disclosed. In one embodiment, a method performed by a wireless communication module is disclosed. The method comprises: scheduling data of at least one data radio bearer (DRB) at a first layer; and performing a mapping between a plurality of Quality of Service (QoS) flows and the at least one DRB at a mapping layer that is the first layer or a second layer immediately above the first layer.

Abstract: A ginkgo biloba ketone ester capsule is provided, which is prepared by mixing ginkgo biloba ketone ester raw materials and excipients, granulating and filling into capsules. The ginkgo biloba ketone ester capsule, based on a loading weight of each capsule being 0.2 g, meets the following conditions: 1) a content of rutin is less than or equal to 1.60 mg/capsule; 2) a content of quercetin is less than or equal to 0.160 mg/capsule; 3) a content of bilobalide is 1.04-2.08 mg/capsule; 4) a content of ginkgolide J is 0.04-0.20 mg/capsule; 5) a residual content of ethanol is less than or equal to 0.2 mg/capsule; 6) a content of biflavonoids is less than or equal to 0.008 mg/capsule, the biflavonoids include Amentoflavone, Bilobetin, and Ginkgetin; and 7) a content of Genistin is 0, and a content of ginkgolide M is 0.

Abstract: A display panel is disclosed in the present application. A display portion is bent about at least a first direction to define a first arc shape, and the first arc shape has a first radius of curvature. A driving chip is bonded to a pad portion. A support pad is provided between the display portion and the pad portion, and is provided corresponding to at least the driving chip. The support pad includes a first surface toward the display portion and a second surface toward the pad portion, the first surface is in contact with the first arc shape, and the second surface is a flat surface.

Abstract: A method for preparing a nitrogen-containing polycyclic fused ring compound of formula I, and an intermediate thereof are provided. By this method, the compound of formula I can be produced on an industrial scale without column chromatography separation, purification steps such as silica gel column chromatography, or hydrogen. In addition, the preparation method effectively uses positional isomers IIIA and IIIB, and improves the yield of a target product from being adversely influenced by discarding positional isomer IIIA.

Abstract: A power equipment is disclosed. The power equipment includes an installation cabinet and a plurality of power modules. The installation cabinet includes a top. The plurality of power modules includes a first set of power modules and a second set of power modules. The first set of power modules is electrically connected to the installation cabinet, arranged adjacent to each other, and detachably disposed on the on the top of the installation cabinet to form a first array. The second set of power modules is electrically connected to the installation cabinet, arranged adjacent to each other, and detachably disposed on the on the top of the installation cabinet to form a second array. The power modules in the first array and the power modules in the second array are arranged back-to-back.

Abstract: A low-carbon, low-alloy and high-formability dual-phase steel having a tensile strength of greater than or equal to 590 MPa, a hot-dip galvanized dual-phase steel, and a manufacturing method therefor by means of rapid heat treatment. The steel comprises the following components, in percentage by mass: 0.04-0.12% of C, 0.1-0.5% of Si, 1.0-2.0% of Mn, P?0.02%, S?0.015%, 0.02-0.06% of Al, and can further comprise one or two of Cr, Mo, Ti, Nb and V, wherein Cr+Mo+Ti+Nb+V?0.5%, and the balance is Fe and other unavoidable impurities. The manufacturing method therefor includes smelting, casting, hot rolling, cold rolling, and rapid heat treatment processes.

Abstract: A channel encoding/decoding method and an apparatus, where the method includes: obtaining a plurality of pieces of first information based on a to-be-sent bit sequence, where each piece of first information includes a multi-dimensional time step feature, the multi-dimensional time step feature is determined based on a plurality of bits in the bit sequence, a plurality of bits corresponding to a multi-dimensional time step feature included in an ith piece of first information and a plurality of bits corresponding to a multi-dimensional time step feature included in an (i+1)th piece of first information are partially the same, and i is a positive integer; encoding the plurality of pieces of first information into second information; and sending the second information.

Abstract: A system for detecting filament and needle breakage, including: an image acquisition module, an image processing module and a host computer detection module. The image acquisition module includes a light source, a camera and a lens. The image processing module includes a preprocessing submodule and a detection model. The host computer detection module includes a shutdown control-data interaction submodule of a warp knitting machine, a sensor control board, and a system operation interface. The image acquisition module captures a blanket knitting image at a knitting mechanism of the warp knitting machine. The image processing module pre-processes the blanket knitting image and detects filament and needle breakage. The host computer detection module controls a textile device according to detection results to generate an alarming information. A detection method implemented by the system is further provided.

Abstract: This application relates to the field of communication technologies, and discloses an encoding method, a decoding method, and an apparatus. The method includes: performing polar encoding on an information bit sequence based on a target code length E, to determine an encoded bit sequence, where the polar encoding includes N first bit positions and N second bit positions that correspond to a polarization transformation matrix; the N second bit positions include a system bit position set A and a non-system bit position set MA, and the N first bit positions include a frozen bit position set B and a non-frozen bit position set MB.

Abstract: A power equipment and an assembling method thereof are disclosed. The power equipment includes an installation cabinet, a plurality of power modules and at least one expansion power module. The installation cabinet includes a top and two lateral sides. The plurality of power modules are electrically connected to the installation cabinet and arranged in an array on the top of the installation cabinet. The plurality of power modules and the installation cabinet are assembled as one main body. The main body and the expansion power module are transported to an installation site, respectively. The at least one expansion power module is detachably disposed on one of the two lateral sides of the installation cabinet and electrically connected to the installation cabinet through the expansion cables reserved in the installation cabinet.

Abstract: Provided are a digital twinning method and system for a scene flow based on a dynamic trajectory flow, which belong to the field of traffic control. The method includes: extracting and identifying a target semantic trajectory with a detecting and tracking integrated multi-modal fusion and perception enhancement network; extracting road traffic semantics, so as to obtain a highly parameterized virtual road layout top view; obtaining a road layout traffic semantic grid encoding vector based on the virtual road layout top view; constructing a target coupling relation model; constructing a traffic force constraint model; constructing a long short term memory trajectory prediction network; predicting a motion trajectory of a target with the long short term memory trajectory prediction network, so as to obtain the predicted motion trajectory; and obtaining a digital twin of the scene flow based on trajectory extraction, semantic identification and the predicted motion trajectory.

Abstract: A display panel and a display apparatus. The display panel comprises a display substrate. The display substrate comprises: a display area (AA) and a binding area (B1) located on one side of the display area; a plurality of sub-pixels (Pxij) located in the display area; a plurality of data lines located in the display area and electrically connected to the plurality of sub-pixels; a plurality of binding pin groups (41) located in the binding area, wherein each binding pin group comprises at least one driving pin group (411) and at least one touch pin group (412), in the plurality of binding pin groups, the plurality of driving pin groups are arranged in a first direction, at least one touch pin group is arranged between the plurality of driving pin groups in an interspersed manner, at least one touch pin group is arranged between every two adjacent driving pin groups.

Abstract: A gate-all-around transistor and a method for manufacturing the same. The gate-all-around transistor comprises: a semiconductor substrate; a source, a drain, and at least one nanostructure layer, which are disposed on the semiconductor substrate; and a gate stack structure surrounding each nanostructure layer, where the at least one nanostructure layer is disposed between the source and the drain, each nanostructure layer comprises a first material layer and second material layers, the second material layers are disposed at two sides of the first material layer along a thickness direction of the first material layer, each of the first material layer and the second material layers is in contact with both the source and the drain, and at least a part of the second material layers is different from the first material layer in material.

Abstract: Methods, systems, and devices for error information storage for boot-up procedures are described. A memory system may detect an error associated with performing the boot-up procedure of the memory system and may store error information associated with the detected error in a persistent register at the memory system. In some cases, the memory system may additionally store the error information in a cache at the memory system. After storing the error information, the memory system may reset and, after resetting, may transfer the error information from the persistent register to a non-volatile memory device at the memory system. In cases that the memory system stores error information in the cache prior to the reset, the memory system may additionally transfer the error information from the cache to the non-volatile memory device.

Abstract: The present application discloses an indoor optical wireless communications-oriented general geometry-based stochastic channel modeling method, which belongs to the field of wireless communication channel modeling. The method includes: setting scenario layout and frequency band related parameters; generating an object reflection cluster birth-death process matrix and random numbers for controlling a blocking effect and propagation component classification; initializing a scattering cluster and intra-cluster scatterers; updating and calculating model parameters varying with space and time; calculating a light source radiation intensity, the power distributions of object reflection and particle scattering, and an equivalent reflection coefficient; and calculating a subchannel impulse response, and determining whether a propagation component exists, to generate a final channel impulse response.