Abstract: A mapping method for right-turn conflict warning lines at urban road intersections includes: obtaining the conflict data of urban intersections and the driving trajectory information of large vehicles and obtaining the outermost rear wheel trajectory curve and the innermost rear wheel trajectory curve through the driving trajectory information of large vehicles; using the regression model to construct the dynamic model of the right-turn conflict area of large vehicles and obtain the relationship between the parameters of the outermost rear wheel trajectory curve and the innermost rear wheel trajectory curve and the dynamic and static indexes; inputting the dynamic and static indexes of other road intersections into the dynamic model of the right-turn conflict area of large vehicles to obtain the corresponding outermost rear wheel trajectory curve and the innermost rear wheel trajectory curve, and drawing the urban road warning line.

Abstract: Side handle for an electric hand-held power tool, wherein the side handle has a grip region designed to be gripped by a user, and a clamping unit, by which the side handle can be releasably fastened to a machine neck of the hand-held power tool, wherein the clamping unit has an operating element, by which the clamping unit is able to be clamped and unclamped, wherein the operating element, when the clamping unit is in the clamped state, is substantially flush with the surface of the grip region. The operating element is preferably in the form of a clamping lever.

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.

Abstract: A polyacrylamide-based symmetric branched polymer surfactant and a process for preparing the same and use thereof are provided. The surfactant has an acrylamide structure unit, an anionic monomer structure unit, an optional non-ionic monomer structure unit, a branched structure unit, and an optional cationic monomer structure unit. The branched structure unit has at least one of structures represented by formula (1) or formula (2): The polymer surfactant can realize both the high viscosity of the aqueous solution and the low oil water interfacial tension, and can be used as the oil displacement agent in the tertiary oil recovery.

Abstract: Provided are a work display method and apparatus, an electronic device and a storage medium. The work display method includes: receiving a display instruction from a user for a target work, wherein the target work is a work published by the user; and in response to the display instruction, displaying, in a work display page, the target work and browsing information of the target work.

Abstract: A multilayer electronic component includes a body including a dielectric layer and an internal electrode alternately disposed with the dielectric layer, and an external electrode disposed on the body. The dielectric layer includes a BaTiO3-based base material main ingredient, a sub-ingredient including Dy, and an additive. The additive is one or more of Sm, Gd and Tb, and a content of the additive is 25 mol or more and less than 50 mol relative to 100 mol of Dy. The dielectric layer includes a plurality of dielectric grains. When an average grain size of the plurality of dielectric grains is represented by G, and an average thickness of the dielectric layer is represented by td, 1.75?td/G?2.23 is satisfied.

Abstract: Embodiments of the present disclosure provide methods, apparatus, devices, and media for publishing video. In one exemplary method, acquiring an image and music; presenting the image on a canvas; determining a color of the canvas based on a color in the image; and generating the video for publishing by compositing the image, the canvas, and the music, wherein the video has the music as a soundtrack and statically presents the image on the canvas. In this way, users can freely edit an image and generate a high-quality video according to the edited image, which is beneficial to increase the user's enthusiasm for participating in short video creation and improve the user's viscosity.

Abstract: Disclosed are an electronic signboard and a wall hanging device. The electronic signboard includes a display device and a wall hanging device. The display device is provided with a first fitting portion, and the wall hanging device is provided with a second fitting portion detachably connected to the first fitting portion. The wall hanging device is further provided a fixing surface via which the wall hanging device is fixed to a mounting base.

Abstract: A ceramic electronic component includes a body, including a dielectric layer and an internal electrode, and an external electrode disposed on the body and connected to the internal electrode. At least a region of the dielectric layer includes tin (Sn) and a lanthanide rare earth element (RE) including dysprosium (Dy). In the at least a region of the dielectric layer, a molar ratio of tin (Sn) to dysprosium (Dy) is from 0.15 to 0.30.

Abstract: A sensor assembly can include a housing that includes a view pane and a mounting feature configured to replace a trailer light of a cargo trailer of a semi-trailer truck. The sensor assembly can also include a lighting element mounted within the housing to selectively generate light, and a sensor mounted within the housing and having a field of view through the view pane. The sensor assembly can also include a communication interface configured to transmit sensor data from the sensor to a control system of the self-driving tractor.

Abstract: This application provides a hybrid gate field effect transistor, a method for preparing the hybrid gate field effect transistor, and a switch circuit. The hybrid gate field effect transistor includes a channel layer, and a source, a drain, and a gate structure disposed on the channel layer. The gate structure is a hybrid gate structure prepared from two materials. The gate structure includes a first structural layer and a second structural layer. The second structural layer wraps the first structural layer. The first structural layer is an N-type gallium nitride layer or an intrinsic gallium nitride layer; and the second structural layer is a P-type gallium nitride layer. The gate metal layer is disposed on one side of the gate structure facing away from the channel layer, and the gate metal layer is in ohmic contact with the first structural layer.

Abstract: A control system of a self-driving tractor can access sensor data to determine a set of trailer configuration parameters of a cargo trailer coupled to the self-driving tractor. Based on the set of trailer configuration parameters, the control system can configure a motion planning model for autonomously controlling the acceleration, braking, and steering systems of the tractor.

Abstract: The present disclosure provides a two-component polyurethane adhesive composition and a bonding method thereof. The two-component polyurethane adhesive composition includes A) a polyol component, and B) an isocyanate component. The polyol component includes A1) one or more polyether polyols, and the isocyanate component includes B1) a first isocyanate prepolymer, wherein the first isocyanate prepolymer is polymerized from isocyanate and a non-linear chain extender. The two-component polyurethane adhesive composition of the present disclosure has good mechanical properties, in particular, high G modulus and high elongation. The polyol component in the two-component polyurethane adhesive composition has good phase stability, and good miscibility with the isocyanate component. The two-component polyurethane adhesive composition of the present disclosure can be used for the production and manufacture of mechanical parts such as automobile components.

Abstract: The embodiments of the present disclosure relate to a method and an apparatus a device, and a medium for posting a video or image. In one exemplary method, present a capturing interface comprising a capturing user interface element. In response to detecting activation of the capturing user interface element in the capturing interface, generate a captured video or image and displaying an editing interface for editing the captured video or image, the editing interface comprising a posting user interface element for posting the captured video or image. In response to detecting activation of the posting user interface element, post the captured video or image. The user may quickly post a captured video by means of a story or a quick post function, being beneficial to increasing the positivity of the user to participate in the creation of short video and increasing user stickiness.

Abstract: Provided are a control display method, an electronic device, and a non-transitory computer-readable storage medium. The method includes: displaying a video play page, where a target video scene of a currently played video and at least one control area of the currently played video are displayed in the video play page, and the at least one control area is located in an upper layer of the target video scene and configured to display at least one interaction control of the currently played video; receiving a target slide operation acting on the video play page; and in response to the target slide operation, controlling the target video scene to move along a sliding direction of the target slide operation and adjusting a degree to which the at least one interaction control blocks the target video scene.