Abstract: An end cover assembly comprises: an end cover provided with a through hole; an electrode terminal at least part of which is located in the through hole; a terminal board insulated from the end cover, provided on a side of the end cover in the axial direction of the through hole and connected to the electrode terminal; and a first insulating member provided around the electrode terminal in the peripheral direction of the through hole, at least partially clamped between the electrode terminal and the terminal board in the axial direction, and at least partially located between an electrode terminal and the end cover and abutting against at least one of the electrode terminal and the end cover in a radial direction of the through hole.

Abstract: The present disclosure describes techniques for determining a bounding box. An image may be received. An X-frame, a Y-frame, and a normal frame may be estimated based on the image using a first neural network. At least one planar region may be detected from the image using a second neural network. A vanishing point detection may be performed on each of the at least one planar region. Output of the first neural network may be fused with results of the vanishing point detection. A depth value of each pixel in at least one plane corresponding to the at least one planar region may be determined based at least in part on a result of the fusing. A location of a bounding box may be determined based at least in part on the depth value of each pixel in the at least one plane.

Abstract: A case of battery includes a base plate and a plurality of side beams. The plurality of side beams are connected to the base plate and enclosed together with the base plate to form an accommodation space. At least one of the side beams includes a beam body and a protrusion protruding from a surface of the beam body facing towards the accommodation space.

Abstract: A speech signal processing method includes: acquiring a speech observation signal collected by a speech collection device; pre-separating the speech observation signal to obtain a first pre-separation signal and a second pre-separation signal, wherein a first distance between a sound source of the first pre-separation signal and the speech collection device is different from a second distance between a sound source of the second pre-separation signal and the speech collection device; and performing blind source separation on the speech observation signal according to the first pre-separation signal to obtain a first source speech signal of the sound source of the first pre-separation signal; and performing blind source separation on the speech observation signal according to the second pre-separation signal to obtain a second source speech signal of the sound source of the second pre-separation signal.

Abstract: A battery comprises a case, battery modules arranged inside the case and in a first direction, and a thermal management assembly. Each battery module comprises two or more battery cells arranged in a second direction perpendicular to the first direction. Each of the battery cells comprises a first side wall and a second side wall connected to each other, and the first side wall is a wall of all outer walls of the battery cell that has the largest area. The first direction is perpendicular to the first side wall, and the second side walls of two adjacent battery cells are oppositely arranged in the second direction. The thermal management assembly comprises two or more heat exchange plates distributed in the first direction, wherein the heat exchange plates are connected to the first side walls of the battery cells to adjust the temperature of the battery cells.

Abstract: Embodiments are disclosed of an active flow control system including one or more inlets and one or more outlets. A first outlet is configured to be fluidly coupled to an inlet of a mini-environment, and a first is configured to be coupled to an outlet of the mini-environment. The active flow control system includes one or more flow control configurations; each flow control configuration corresponds to a flow control mode. The one or more flow configurations include a configuration corresponding to a sampling mode. The sampling mode includes injecting a neutral fluid from the first outlet into the inlet of the mini-environment, and directing a mixed fluid exiting through the outlet of the mini-environment to the first inlet of the active flow control system, the mixed fluid being a combination of the neutral fluid and the fluid that was in the mini-environment before injecting the neutral fluid into the mini-environment.

Abstract: An apparatus for photon flash treatment, a method for photon beam formation, and a computer readable storage medium are provided. The apparatus includes an electron beam emitter, a deflection member, a deflection mechanism, and a radiation delivery device. The electron beam emitter is configured to emit an accelerated electron beam. The deflection member can perform first deflection processing on the accelerated electron beam. The deflection mechanism is configured to receive the electron beam after the first deflection processing, and perform second deflection processing on the electron beam after the first deflection processing. The radiation delivery device is configured to form a photon beam by receiving the electron beam after the first deflection processing or after the second deflection processing.

Abstract: Systems and methods for performing hole profile modeling in a semiconductor device virtual fabrication environment are discussed. More particularly, hole profiling modeling may be performed for complicated holes used in fabricating semiconductor devices to support DOEs to optimize the fabrication process.

Abstract: An end cap includes a cap body and a pressure relief groove and the pressure relief groove is provided in the cap body. The pressure relief groove includes a long groove section and a short groove section located in different orientations, wherein the long groove section is connected to the short groove section. The long groove section is provided with a thickening zone, and a thickness of the cap body in the thickening zone is greater than a thickness of the cap body in the short groove section.

Abstract: The present disclosure provides a treatment system including a radiotherapy device, a magnetic resonance imaging (MRI) device, and a support. The radiotherapy device is configured to emit a radiation beam. The MRI device may include a magnet assembly for providing a magnet field in an accommodation space. The support may be configured to be connected with the radiotherapy device, and the radiotherapy device may be configured to rotate around at least one rotation axis.

Abstract: A display module is provided, which includes a display panel and a flexible circuit board bound to the display panel. The display panel includes a display area, a binding area, and a bending area arranged between the display area and the binding area. The bending area is bent to enable the binding area to be located at a backlight side of the display area. The flexible circuit board includes a bending portion, and a first portion and a second portion arranged at two opposite sides of the bending portion respectively. The first portion is bound to the binding area, and an orthographic projection of the first portion onto the binding area is located within the binding area. The bending portion is bent to enable the second portion to be stacked at a side of the first portion distal to the display panel. A display device is also provided.

Abstract: A preparation method of the polytetrafluoroethylene stretched film comprises: (1) uniformly mixing a modified polytetrafluoroethylene emulsion and a lubricant, and carrying out extrusion calendaring; and (2) longitudinally stretching and then transversely stretching at a high temperature, and sintering and curing at a high temperature for 5-15 minutes after stretching is completed, to obtain a product, namely the polytetrafluoroethylene stretched film. According to the method, a polymer AOI modified monomer is added, so that the prepared polytetrafluoroethylene stretched film is soft, good in tensile property, small in pore diameter, high in porosity and uniform in pore diameter distribution. In addition, an ammonium salt polymer dispersant is used as a preparation raw material, and a product of the ammonium salt polymer dispersant is green and clean, does not cause environmental pollution and does not participate in human metabolism.

Abstract: A processing method includes obtaining a model constraint condition, determining at least one target model architecture satisfying the model constraint condition from a constructed model architecture collection, and determining a pre-trained model parameter of the target model architecture according to the pre-trained model parameter of the corresponding seed model architecture to identify the target model architecture with the pre-trained model parameter. The model architecture collection includes at least one seed model architecture with a pre-trained model parameter and a non-seed model architecture without a pre-trained model parameter obtained by adjusting the seed model architecture. The target model architecture is one of the seed model architecture or the non-seed model architecture.

Abstract: A radiotherapy apparatus includes a shielding cabin and a radiation delivery device. The shielding cabin is configured to shield radiation and has a treatment site disposed therein. The radiation delivery device is movably housed within the shielding cabin, and configured to generate treatment radiation and direct the treatment radiation to a target position at the treatment site.

Abstract: A snow thrower includes a body including a working assembly; a handle for a user to hold and connected to the body; and an energy device for providing the snow thrower with electrical energy. The snow thrower further includes a control module having a power-on state for being powered by the energy device; an operating device configured to be operated by the user to send a temperature control signal to a wireless communication module when separated from the snow thrower; and the wireless communication module configured to transmit the temperature control signal to the control module. The control module is switched to the power-on state according to the temperature control signal, and the control module in the power-on state controls the temperature of at least part of the snow thrower.

Abstract: A battery pack and an electric apparatus are disclosed. The battery pack includes a cell dummy and multiple battery cells, a housing, a mounting beam, and a support beam. The housing is provided with an accommodating cavity, and the cell dummy and the multiple battery cells are all disposed in the accommodating cavity. The mounting beam is disposed in a length direction of the accommodating cavity and defines, together with the accommodating cavity, a mounting space for accommodating the cell dummy and the multiple battery cells. The support beam is disposed in a width direction of the accommodating cavity and is mounted in a manner of fitting with the cell dummy. The cell dummy being provided with the support beam perpendicular to the mounting beam can enhance structural strength of the battery pack in the width direction of the accommodating cavity.

Abstract: Embodiments of the present application provide a battery. The battery includes: a battery cell comprising a pressure relief mechanism, at least a portion of the pressure relief mechanism protruding outward from a first wall of the battery cell, and the pressure relief mechanism being configured, when an internal pressure or temperature of the battery cell reaches a threshold, to be actuated to release the internal pressure; a thermal management component for containing a fluid to adjust a temperature of the battery cell; wherein a first surface of thermal management component is attached to the first wall of the battery cell, the first surface of thermal management component is provided with an avoidance chamber, and the avoidance chamber is configured to accommodate the at least portion of the pressure relief mechanism. According to the technical solutions of the embodiments of the present application, the safety of the battery can be enhanced.

Abstract: A battery module assembly, a battery pack, and a device using a battery as a power source are provided. The battery module assembly includes: at least two battery modules arranged along a first direction, each of the battery modules including a plurality of battery cells, and a shell side wall of the battery cell including two oppositely arranged first side walls and two oppositely arranged second side walls, an area of the first side wall being larger than that of the second side wall, and the first side wall being perpendicular to the first direction; and a cooling plate arranged between two adjacent battery modules, and configured to perform heat exchange with the first side walls of the battery cells of the two adjacent battery modules. The battery pack includes the battery module assembly. The device using a battery as a power source includes the battery pack.

Abstract: A display module and a manufacturing method thereof are provided, which include a display panel having a display region, and a protective layer attached to a back surface of the display region. Wherein, at least two alignment marks are disposed on peripheral sides of the display region, at least two alignment grooves are defined on peripheral sides of the protective layer, and the alignment grooves respectively one-to-one correspond to the alignment marks to align and attach the protective layer to the back surface of the display region.

Abstract: This application provides a current collecting member, a secondary battery, and a method for manufacturing a secondary battery. The current collecting member includes a substrate and a support plate, the substrate is disposed on a side of a body of the electrode assembly in the transverse direction and extends in a direction perpendicular to the transverse direction, the support plate extends from an outer end of the substrate in the longitudinal direction and folds back to a side of the substrate farther from the body. The support plate includes a bending portion and a connecting portion, the bending portion is connected to the substrate and bent into an arc shape, and the connecting portion extends from an end of the bending portion farther from the substrate; and a first tab of the electrode assembly is connected to the connecting portion and bent along a surface of the bending portion.