Abstract: Provided are a display module and an electronic device. The display module includes a display panel and a backlight module stacked with the display panel. The backlight module includes a light-emitting member, a light-guide member, and a back plate. The light-emitting member is configured to emit visible light. The light-guide member is disposed adjacent to the light-emitting member and configured to guide the visible light to the display panel. The back plate is configured to accommodate the light-emitting member and the light-guide member and defines a through-hole. The display module further includes a disinfection assembly. The disinfection assembly is at least partially accommodated in the through-hole or disposed at one side of the back plate away from the display panel, the disinfection assembly is configured to emit UV rays, the UV rays irradiate the display panel via the through-hole, and the disinfection assembly is detachably connected to the back plate.

Abstract: An equalization training method and apparatus are described. The method includes obtaining a training rate of each of a master chip and a slave chip in a target phase of equalization training. The method also includes determining a target rate threshold interval within which the training rate in the target phase falls, determining, based on a correspondence between N+1 rate threshold intervals and N+1 equalization timeout periods, a target equalization timeout period corresponding to the target rate threshold interval, and configuring the target equalization timeout period as an equalization timeout period in the target phase.

Abstract: An anti-peeping structure including: a housing, a plurality of anti-peeping units, and a drive structure; the housing is a transparent structure provided with a cavity; the plurality of anti-peeping units are arranged in the cavity of the housing at intervals; each of the plurality of anti-peeping units is provided with a first side and a second side opposite to the first side, the anti-peeping unit is in an anti-peeping mode when the first side is configured to face a light source, or the anti-peeping unit is in an anti-peeping invalidation mode when the second side is configured to face the light source; the drive structure is configured to drive the plurality of anti-peeping units to rotate in the cavity so as to enable the plurality of anti-peeping units to switch between the anti-peeping mode and the anti-peeping invalidation mode.

Abstract: The present disclosure provides a visual analysis system based on a discipline assessment report, and relates to the technical field of discipline assessment. The visual analysis system based on a discipline assessment report includes a data acquisition unit. An output end of the data acquisition unit is electrically connected to an input end of a data preprocessing unit, and an output end of the data preprocessing unit is electrically connected to an input end of a central processing unit. According to the visual analysis system based on a discipline assessment report, development and changes of the discipline in a project corresponding to the indicator are accurately determined, and a clear plan and development goal are made for overall development of the discipline. Therefore, the overall discipline assessment and a follow-up development process are more clear and distinct.

Abstract: A pre-lithiated film and a preparation method therefor and an application thereof. The pre-lithiated film comprises: a 1 ?m-50 ?m base film and a 0.02 ?m-100 ?m pre-lithiated coating coated on the base film; the pre-lithiated coating includes: 1 wt %-99.99 wt % of a pre-lithiated material, 0 wt %-98.99 wt % of a coating material, 0.01 wt %-10 wt % of a binder, 0 wt %-10 wt % of a conductive additive material, 0 wt %-2 wt % of a dispersing agent and 0 wt %-2 wt % of an aid. The pre-lithiated material is a material that can produce an electrochemical reaction to release lithium ions under voltage control.

Abstract: The invention discloses an NDT device for pipeline, belonging to the field of NDT, including a mobile carrier, which moves with fluid in pipeline or is moved by an actuator; a probe testing assembly, which includes a testing component installed on the mobile carrier and having a testing element in which testing probe is encapsulated; a data processing unit, a first signal conditioning unit and a second signal conditioning unit, wherein the testing probe includes an excitation coil, a receiving coil and a passive resonance coil between the excitation coil and the receiving coil. For the invention, no more magnetizing treatment device is needed for testing, so that the system volume is greatly reduced, thereby reducing the requirement of the testing system of the invention on the internal cleanliness of a pipeline, improving flexibility of equipment in the pipeline of the testing system, and greatly reducing the system cost.

Abstract: A display device and an electronic device are provided. The display device includes a backlight module and a display panel which are stacked. The backlight module includes a back plate, at least one near-infrared light-emitting element, and at least one diffuser. The back plate includes a bottom plate and multiple side plates. The multiple side plates encircle and are connected to the bottom plate to form a receiving space. The at least one near-infrared light-emitting element is disposed in the receiving space. Each of the at least one near-infrared light-emitting element is disposed corresponding to one side plate. The near-infrared light-emitting element is inclined relative to the display panel, and configured to emit near-infrared light that can heat the skin of a user. The diffuser is disposed corresponding to a light-exiting surface of the near-infrared light-emitting element and configured to diffuse the near-infrared light emitted by the near-infrared light-emitting element.

Abstract: Provided are a display module and an electronic device. The display module includes a display panel and a backlight module stacked with the display panel. The backlight module includes a light-emitting member, a light-guide member, and a back plate. The light-emitting member is configured to emit visible light. The light-guide member is disposed adjacent to the light-emitting member and configured to guide the visible light to the display panel. The back plate is configured to accommodate the light-emitting member and the light-guide member and defines a through-hole. The display module further includes a disinfection assembly. The disinfection assembly is at least partially accommodated in the through-hole or disposed at one side of the back plate away from the display panel, the disinfection assembly is configured to emit UV rays, the UV rays irradiate the display panel via the through-hole, and the disinfection assembly is detachably connected to the back plate.

Abstract: A display module and an electronic device are provided. The display module includes a display panel and a backlight module stacked with the display panel. The backlight module includes a back plate, a light-emitting member. The back plate has a bottom wall and a plurality of side walls, the plurality of side walls surround the bottom wall to define an accommodation space. The light-emitting member is accommodated in the accommodation space and carried on the bottom wall, and the light-emitting member is configured to emit visible light. The display module further includes an ultraviolet (UV)-ray emitting assembly. The UV-ray emitting assembly is accommodated in the accommodation space and disposed corresponding to one of plurality of the side walls, and the UV-ray emitting assembly is obliquely disposed with respect to the display panel and configured to emit UV rays to the display panel.

Abstract: An equalization training method and apparatus are described. The method includes obtaining a training rate of each of a master chip and a slave chip in a target phase of equalization training. The method also includes determining a target rate threshold interval within which the training rate in the target phase falls, determining, based on a correspondence between N+1 rate threshold intervals and N+1 equalization timeout periods, a target equalization timeout period corresponding to the target rate threshold interval, and configuring the target equalization timeout period as an equalization timeout period in the target phase.

Abstract: The invention relates to a silicon-based anode material for a lithium-ion battery, a preparation method therefor, and a battery. The silicon-based negative electrode material is prepared by the compounding of 90 wt %-99.9 wt % of a silicon-based material and 0.1 wt %-10 wt % of carbon nanotubes and/or carbon nanofibers which grow on the surface of the silicon-based material in situ.

Abstract: Provided is a method for shale gas production prediction, including: acquiring real shale gas production data, and determining a target production decline curve model according to the real shale gas production data; setting a time step for production prediction, and obtaining a linear production decline curve by performing production prediction by using the target production decline curve model based on the time step; determining target shale gas production residuals according to the linear production decline curve and the real shale gas production data, inputting the target shale gas production residuals to a long short-term memory, and obtaining a residual prediction result by performing production prediction according to the long short-term memory and the time step; and determining a target production prediction result of shale gas well to be subjected to production prediction based on the linear production decline curve and the residual prediction result.

Abstract: The present disclosure provides a synchronization signal generating circuit, a chip, and a synchronization method and a synchronization device, based on a multi-core architecture, configured to generate a synchronization signal for M node groups, wherein each of the node groups includes at least one node, and M is an integer greater than or equal to 1. The synchronization signal generating circuit includes: a synchronization signal generating sub-circuit and M group ready signal generating sub-circuits. The M group ready signal generating sub-circuits are in one-to-one correspondence with the M node groups. The synchronization signal generating sub-circuit generates a first synchronization signal based on the first to-be-started signal, wherein the first synchronization signal is configured to instruct the K nodes in the first node group to start synchronization.

Abstract: A negative electrode material comprises: carbon atoms uniformly distributed in a silicon oxide matrix at an atomic level; the carbon atoms are bonded to silicon atoms to form disordered C—Si bonds, and an X-ray diffraction energy spectrum has no SiC crystallization peak. In an X-ray photoelectron spectroscopy of the negative electrode material, there is a binding peak belonging to the C—Si bond at a location of 283.5±1 eV after a C1s energy spectrum is subjected to peak splitting. The average particle size of the negative electrode material particles is 1 nm-100 ?m, and the specific surface area is 0.5 m2/g-40 m2/g. The mass of the carbon atoms accounts for 0.1%-40% of the mass of the silicon oxide matrix. The ultra-fine silicon obtained by gaseous treatment is bonded to highly conductive carbon to form a disordered C—Si bond structure mixed at a molecular level.

Abstract: The structure of cathode material for a silicon-based lithium ion battery is that carbon atoms are uniformly dispersed and distributed in a silicon (II) oxide matrix on an atomic scale. The average particle diameter D50 of the particles in the cathode material for the silicon-based lithium ion battery is 1 nm to 100 ?m, and the specific surface area is 0.5 m2/g to 40 m2/g; and the mass of the carbon atoms accounts for 0.1% to 40% of the mass of the silicon (II) oxide matrix. In the disclosure, a carbon-containing gas source is introduced during the preparation process of silicon (II) oxide, and the distribution of carbon atoms in the silicon (II) oxide is bulk phase distribution, the cathode material has carbon bulk phase doping, which improves the electrical conductivity of the material and the cycling stability of lithium ion batteries.

Abstract: This application provides a call method and a terminal device. The method includes: when roaming from a home public land mobile network (HPLMN) to a visited public land mobile network (VPLMN), a terminal device obtains a first emergency number list of the VPLMN, and the emergency number corresponds to at least one emergency service type; the terminal device obtains a first number, and when the first number is an emergency number in a second emergency number list of the HPLMN and the first number is not an emergency number in the first emergency number list, determines a second number based on the first number, where the second number is the emergency number in the first emergency number list, and the second number and the first number correspond to a same emergency service type; and the terminal device initiates an emergency call based on the second number.

Abstract: This application provides a drive and a data transmission method, to implement low-latency transmission. The drive includes a CDR circuit, an elastic buffer, a receiver circuit, and a transmitter circuit. The CDR circuit is configured to recover a receive clock from a received signal. The receiver circuit is configured to recover sent data from the received signal by using the receive clock. The elastic buffer is configured to move the sent data in by using the receive clock and move the data out by using the receive clock. The transmitter circuit is configured to send the sent data from the elastic buffer by using the receive clock.

Abstract: The present disclosure discloses a method for automatically identifying south troughs by improved Laplace and relates to the technical field of meteorology. The method includes the following steps: acquiring grid data of a geopotential height field; calculating a gradient field of the geopotential height field in an x direction; searching for a turning point where a gradient value turned from being negative to being positive, and cleaning the gradient field; calculating a divergence of the x direction to obtain an improved Laplacian numerical value L?; performing 0,1 binarization processing on the L? to obtain a black-and-white image and a plurality of targets of potential troughs, merging the black-and-white image and the plurality of targets of the potential troughs by expansion, recovering original scale through erosion, and selecting an effective target through an angle of direction of a contour and an axial ratio.

Abstract: Disclosed a method for predicting permeability of a multi-mineral phase digital core based on deep learning. In the present disclosure, a three-dimensional digital core is constructed and a pore structure is randomly generated; after a plurality of multi-mineral digital core images is acquired by performing image segmentation on the three-dimensional digital core, permeability corresponding to each of the multi-mineral digital core images is acquired by simulation using multi-physics field simulation software and a multi-mineral digital core data set is constructed based on the plurality of multi-mineral digital core images and the permeability corresponding to each of the multi-mineral digital core images; an SE-ResNet18 convolutional neural network is constructed and trained with the multi-mineral digital core data set; and an image of a multi-mineral core to be predicted is input into the trained SE-ResNet18 convolutional neural network to determine the permeability of the multi-mineral core.

Abstract: Embodiments of this application disclose a data interface equalization adjustment method and apparatus, a device, and a storage medium, and relate to the field of data interface technologies. The method includes: A second device determines equalization parameter indication information of a first transmitter TX on a first data interface. The second device sends a first equalization training sequence block ETSB to a corresponding RX on the first data interface through a TX on a second data interface, where the first ETSB carries the equalization parameter indication information and equalization target indication information, and the equalization target indication information indicates that the first TX is an equalization target. The first device determines the equalization target to be the first TX based on the equalization target indication information, and adjusts an equalization parameter of the first TX to an equalization parameter indicated by the equalization parameter indication information.