Abstract: Provided is a dynamic true triaxial electromagnetic Hopkinson bar leveling and centering system and method. The system comprises a supporting base, a micrometer adjusting knob, a sliding platform, an auxiliary supporting plate, a fixing groove, at least two auxiliary centering targets and a lamp source. According to the auxiliary centering system, a principle that light rays are straight lines and two points form one line is adopted, and adjacent perpendicularity and coaxial centering leveling of a bar piece are determined by respectively adjusting a center of a loading end surface of the bar piece and an upper surface of the bar piece.

Abstract: The present invention disclosures a critical dimension error analysis method, comprising: S01: performing lithography processes on a wafer, measuring the critical dimension (CD) values of the test points in each of the fields respectively; M and N are integers greater than 1; S02: removing extreme outliers from the critical dimension (CD) values; S03: rebuilding remaining CD values by a reconstruction model fitting method, and obtaining rebuilt critical dimension (CD?) values, according to relative error between CD? and CD, dividing the rebuilt critical dimension (CD?) values into scenes and the number of the scenes is A; S04: calculating components and corresponding residuals of the test points in each of the scenes under a reference system corresponding to a correction model by parameter estimation; S05: modifying machine parameters and masks by the correction model according to above calculation results.

Abstract: An eyewear device for reducing the spatial requirements of embedded circuit boards may comprise (1) a temple that comprises an at least partial cavity, (2) a circuit board placed inside the at least partial cavity of the temple, and (3) at least one antenna that is (A) placed inside the at least partial cavity of the temple, (B) commutatively coupled to the circuit board, and (C) offset from the circuit board. Various other apparatuses, systems, and methods are also disclosed.

Abstract: Provided is a stress blank angle eliminating device and method for a dynamic true triaxial electromagnetic Hopkinson bar. Objectives of eliminating influence of a stress blank angle in a sample in a test and preventing permanent deformation caused by mutual collision between the Hopkinson bars are achieved. The adjustable test device for eliminating the stress blank angle eliminates influence of the stress blank angle generated by the sample in a triaxial six-direction dynamic impact test process, and is convenient for obtaining real dynamic failure parameters of the sample.

Abstract: A code generation method and apparatus, an electronic device and a medium are provided. The method includes: acquiring a first language SDK code of a software development kit, in which the software development kit includes an application programming interface, which is configured to call a resource of an open platform; importing the first language SDK code and preset first guidance information to a natural language generation model, in which the natural language generation model is configured to generate responsive answer information according to the guidance information; and acquiring a second language SDK code output by the natural language generation model; in which the first guidance information includes a second language type and interface naming specifying information, and the interface naming specifying information is used to specify that a naming way for the application programming interface is identical in the first language SDK code and the second language SDK code.

Abstract: The present application relates to a chip heat dissipating structure, a chip structure, a circuit board and a supercomputing device, and the chip heat dissipating structure includes a plating layer covered on the chip, where the plating layer includes a first metal layer and a second metal layer arranged in sequence. By adding two metal layer on the top of the chip by physical sputtering, the heat sink may be soldered onto the metal layer through a solder layer, so that the heat sink is fixed to the top of the chip; the main component of the solder layer is metal tin, and the metal layer has a higher thermal conductivity than an epoxy resin material mounted on a traditional heat sink, thereby solving a problem of the heat dissipation bottleneck of a resin material in the chip, thus improving a heat dissipation effect of the chip.

Abstract: The present disclosure relates to a film pasting assembly which comprises a base film provided with an annular first adhesive layer and a second adhesive layer, a first release film comprising a first annular portion and a first handle portion for arranging on the first adhesive layer, and a second release film comprising a second annular portion and a second handle portion for arranging on the second adhesive layer. The inner circumference of the first annular portion is equal to the outer circumference of the second annular portion. The first release film and the second release film may be torn apart respectively for product pasting. The success rate, efficiency of product assembly and yield of products may be improved. The first release film and the second release film may be processed by a same raw material for cost saving.

Abstract: A joint imaging system based on unmanned aerial vehicle platform and an image enhancement fusion method are provided. The system includes a flying unit as a load platform, a shutter control system for controlling the operation of a load camera, a posture control system for recording the movement track and POS data of the flying unit, an airborne image transmission system for communicating with ground equipment, and an onboard computing unit with an image processing module for receiving the output images and performing image processing and fusion.

Abstract: A standalone website order after-sales method and apparatus, a device and a medium, the method including: receiving an order generation request sent by user equipment, where the order generation request includes a commodity identification and a user identification; generating a commodity order according to the order generation request; sending the commodity order to the user equipment to enable the user equipment to complete payment for the commodity order; in response to a completion of the payment for the commodity order, generating an after-sales token corresponding to the commodity order; sending a commodity order confirmation email to a user mailbox corresponding to the user identification, where the commodity order confirmation email includes an after-sales link of the commodity order, and the after-sales link includes the after-sales token corresponding to the commodity order.

Abstract: The present disclosure provides a promotional information delivery method. The method includes: determining at least one piece of candidate promotional information after a promotional information request sent by a client is received; separately determining a promotion gain quota of the at least one piece of candidate promotional information; determining target promotional information based on a promotion cost of the at least one piece of candidate promotional information and the corresponding promotion gain quota thereof; and pushing the target promotional information to the client. Based on the promotional information delivery method, the present disclosure further provides a promotional information delivery apparatus, a storage medium, and a program product.

Abstract: Disclosed are a dynamic disturbance-induced rock burst test device and a test method. The test device comprise a supporting platform, a plurality of loading plates, an electromagnetic pulse emitting system, an acoustic emission monitoring system, a high-speed camera, an electromagnetic radiation detecting system and a confining pressure servo control loading system. The plurality of loading plates are arranged on a side wall of a coal rock sample and are placed inside a square chest, the electromagnetic pulse emitting system and the confining pressure servo control loading system are arranged inside a bar system, and an acoustic emission probe is arranged inside the loading plate. A three-dimensional real stress environment of the coal rock is simulated by simulating a shear stress through friction between the loading plate and the sample, as well as dynamic and static combined loading of multi-axial and multi-directional static confining pressure and stress wave disturbance.

Abstract: Embodiments of a service based data transfer system are disclosed herein. Embodiments may of such a data transfer system may include a data transfer server providing a common data transfer interface such as a services interface that may be called by a client device to transfer data files to, or retrieve data files from a content management system.

Abstract: Disclosed is a joint imaging system based on unmanned aerial vehicle platform and an image enhancement fusion method, which are used for realizing thermal infrared oblique photogrammetry and real-time fusion of thermal infrared images and visible light images. The system includes a flying unit as a load platform, a shutter control system for controlling the operation of a load camera, a posture control system for recording the movement track and POS data of the flying unit, an airborne image transmission system for communicating with ground equipment, and an onboard computing unit with an image processing module for receiving the output images and performing image processing and fusion, so as to quickly collect thermal infrared images and visible light images, and improve the recognition capability of feature points in the process of thermal infrared oblique photogrammetry, and ensure the success rate and accuracy of building the three-dimensional temperature field model.

Abstract: Disclosed are an adjusting method and an adjusting apparatus for an axial dimension of a middle drum assembly, and a building drum. The adjusting apparatus for the axial dimension of the middle drum assembly includes a first middle drum block, a second middle drum block, and an intermediate middle drum block located between the first middle drum block and the second middle drum block.

Abstract: A flexible display panel includes a flexible display body and a supporting structure disposed on a side of the flexible display body. The supporting structure includes a plurality of supporting layers disposed on a stack and a flexible layer disposed between each two adjacent supporting layers. An angle between at least one supporting layer of the plurality of supporting layers and a plane where a display surface of the flexible display body is located is greater than 0° and less than 90°.

Abstract: The present disclosure described herein provides, inter alia, a serum-free and xeno-free culture medium capable of supporting the prolonged expansion of mesenchymal stem cells (MSCs) and a kit comprising the same. The present disclosure also provides a method for expanding mesenchymal stem cells (MSCs) using the culture medium as disclosed as well as a substantially homogeneous population of MSCs produced by said method.

Abstract: Antenna systems for near-eye devices are described which include multiple resonance sections fed by a single parasitic element. In one example, an antenna has multiple resonance sections which include an open-ended slot antenna section that resonates within a 2.4 GHz frequency band. In one example, the antenna has a monopole section and a dipole section which both resonate within a 5 GHz to 7 GHz frequency band. In one example, a floating dipole is created by locating an open-ended slot antenna parallel to a monopole antenna, where both antennas share the same electrical feed. In one example, multiple resonance sections on one side of a printed circuit board (PCB) are simultaneously electrically fed by a single parasitic element on the other side of the PCB.

Abstract: The present disclosure provides, inter alia, methods and compositions for differentiation of pluripotent stem cells and derived hematopoietic lineage cells including hemogenic endothelial cells, hematopoietic progenitor cells and natural killer cells. The differentiation efficiency for the hemogenic endothelial cells, the hematopoietic progenitor cells and the natural killer cells can be improved by using the methods and compositions of this disclosure described herein.

Abstract: According to examples, systems and methods for implementing a conductive trace via laser direct structuring (LDS) and a light-emitting diode (LED) via surface-mount technology (SMT) on a carrier structure of a display device are described. A method may include printing a conductive trace onto a carrier, mounted a light-emitting diode (LED) onto the carrier, and attaching a flexible printed circuit (FPC) to the carrier, wherein the light-emitting diode (LED) is communicatively coupled to the flexible printed circuit (FPC) via the conductive trace.

Abstract: Embodiments of a service based data transfer system are disclosed herein. Embodiments may of such a data transfer system may include a data transfer server providing a common data transfer interface such as a services interface that may be called by a client device to transfer data files to, or retrieve data files from a content management system.