Abstract: A processing method includes: obtaining node information of display data of a display content, the node information representing the display content, and the display data being used to present the display content for display output; in response to first operation information, based on the node information and the display data, generating a target image, the target image representing a target object; and in response to second operation information, sending the target image through a connection channel. The first operation information and the second operation information are both from a target device connected through the connection channel, and are generated in two stages of performing a same operation on the target object.

Abstract: A display substrate, a display panel, and preparation methods thereof. The display substrate includes a base substrate, a bonding pad, and an insulating layer. The bonding pad is located on one side of the base substrate and includes at least two bonding pad layers stacked in a thickness direction of the base substrate. The insulating layer is located between adjacent two of the bonding pad layers, and the insulating layer includes a via. In adjacent two of the bonding pad layers, the bonding pad layer on the side away from the base substrate extends into the via and is electrically connected to the bonding pad layer on the side close to the base substrate.

Abstract: The present disclosure provides an ?-olefin extractant and a method for separating an alkane and an ?-olefin, wherein the ?-olefin extractant comprises an alcohol-amine, a saturated monoketone having a carbon chain length of 7-10 and a monovalent salt of a Group IB metal, wherein the alcohol-amine, the saturated monoketone having a carbon chain length of 7-10 and the monovalent salt of a Group IB metal are in a mass ratio of (0.9-2.0):(0.8-1.5):(0.1-0.6). In the present disclosure, the technical principle of complexing extractive rectification is utilized and achieves the purpose of separating an olefin from an alkane by adding a complexing extractant to form a relatively stable complex between a metals and the olefin. The present disclosure has advantages of good separation effect and high product yield.

Abstract: The present disclosure provides a method for preparing a coal-based linear alkylbenzene, wherein the coal-based linear alkylbenzene is prepared by an alkylation reaction using a coal-based Fischer-Tropsch synthetic oil and a benzene as reaction raw materials and using a molecular sieve loaded with a strong acid cation exchange resin as a catalyst; the strong acid cation exchange resin has an acid strength?0.9 mmol/g [H+]; and the coal-based Fischer-Tropsch synthetic oil comprises a linear olefin with a carbon number range of C9-C13. In the present disclosure, the strong acid cation exchange resin is loaded into pores and onto a surface of the molecular sieve, which has better effect on the selectivity to the alkylbenzene product. The product has a high straight chain ratio, has a high selectivity for 2-position substitution, and may maintain a relatively high olefin conversion rate, thereby significantly increasing the lifetime of the catalyst.

Abstract: The present application provides a preparation method of a gas phase diffusion electrode for electrocatalyzing CO2 to reduce and produce formic acid and an application thereof, comprising: obtaining first mixed solution, obtaining second mixed solution, uniformly mixing the first mixed solution and the second mixed solution, coating them onto a surface of a substrate, and then placing them at a temperature of ?30° C.-100° C. for 1-48 hours to obtain the gas phase diffusion electrode. In the preparation method, conductive polymer monomer and bismuth or tin based metal component are coated onto the surface of the substrate to form an integrated conductive polymer-catalyst/hydrophobic substrate composite gas phase diffusion electrode, not only can the stability between metal active components and the substrate material be enhanced, but also characteristics such as better conductivity, higher specific surface area, abundant surface chemical reaction sites, and so on are provided.

Abstract: The preparation method of a gas phase diffusion electrode for electrocatalyzing CO2 to reduce and produce CO provided by the present application comprises: mixing a conductive polymer monomer solution with a molar ratio of 100:1˜1:100 with a metal salt solution, and adding a dispersant to form a mixed solution; transferring the mixed solution to a substrate and reacting at a temperature of ?30° C.-50° C. for 1-48 hours to obtain a gas phase diffusion electrode. By the method of using metal ions to self-initiate in-situ growth of conductive polymer monomers, the present application forms a metal-conductive polymer gas phase diffusion electrode. Due to the characteristics of the conductive polymer, the gas phase diffusion electrode can provide more nucleation sites, achieving similar catalytic effect while reducing use amount of metal.

Abstract: The present application discloses a testing device and a testing method for multiple piston assembly of a cam-lobe hydraulic motor. N cylinder blocks are installed on the cylinder block base, and piston assemblies to be tested are installed on the cylinder blocks. A driving plate is installed on the cylinder block base, and N uniformly-distributed driving plate clamping grooves are formed in the driving plate. A cylinder block protrusion is arranged at the bottom of each cylinder block, and the cylinder block protrusions are clamped in the driving plate clamping grooves. When the driving plate is rotated, the N driving plate clamping grooves drive the N cylinder blocks to rotate synchronously through the cylinder block protrusions, to synchronously change the pressure angle between a driving shaft and each piston assembly.

Abstract: The present disclosure provides a flexible display screen and a display device. The flexible display screen includes an array substrate and a chip bounding to the array substrate; the chip includes an output end and an input end; a total area of a contact surface between the array substrate and the output end of the chip is equal to a total area of a contact surface between the array substrate and the input end of the chip.

Abstract: A press-mounting and dismounting machine for multi-gauge and multi-type wheel sets, includes: a frame, a wheel set mounting and dismounting mechanism, and a detection mechanism. The frame includes a base, a first column, a second column and a beam. The wheel set mounting and dismounting mechanism includes a first press-mounting device, a second press-mounting device, a movable baffle device, and a synchronous belt transmission device. The first press-mounting device is arranged on the first column, and the second press-mounting device is arranged on the second column. The synchronous belt transmission device is connected with the movable baffle device to drive the movable baffle device to move in a horizontal direction of the base. The detection mechanism includes a driving rotating device and a data detection device, so as to realize accuracy test of wheel set press-mounting.

Abstract: A finishing boring machine for a high-precision wheel hub hole, includes: a boring machine body, a hydraulic automatic centering fixture, a computer numerical control (CNC) vertical sliding table, a spindle box, a CNC facing head, a cutter assembly, and a hydraulic system. The boring machine body is a main structure of the finishing boring machine for the wheel hub hole. The hydraulic automatic centering fixture is configured to place a to-be-processed workpiece, and is arranged on the boring machine body. The CNC vertical sliding table is configured to control operation of the CNC facing head, and is arranged on the boring machine body. The spindle box is configured to control an operation speed of the CNC facing head, and is arranged on the CNC vertical sliding table. The CNC facing head is configured to control the cutter assembly to process the to-be-processed workpiece, and is arranged on the spindle box.

Abstract: Provided is a design method for a self-compensation structure of a cam-lobe hydraulic motor plate distribution system, which comprises that follow steps: firstly, establishing a force balance equation, a pressure distribution equation and a flow balance equation for each balance chamber, setting a boundary condition, and setting an expected nominal clearance; selecting a fit clearance for simultaneous solutions, and obtaining a set of solutions of areas; taking a maximum value in this set of solutions as the median, and setting a set of area values in the optimization design; further solving changing curves of the nominal clearance and the total leakage of the distribution system with the rotation angle of the cylinder block, and calculating the average value of various curves after the operation is smooth, and designing the self-compensation structure based on selection of the optimal combination of the fit clearance and area.

Abstract: The present application discloses a testing device and a testing method for multiple piston assembly of a cam-lobe hydraulic motor. N cylinder blocks are installed on the cylinder block base, and piston assemblies to be tested are installed on the cylinder blocks. A driving plate is installed on the cylinder block base, and N uniformly-distributed driving plate clamping grooves are formed in the driving plate. A cylinder block protrusion is arranged at the bottom of each cylinder block, and the cylinder block protrusions are clamped in the driving plate clamping grooves. When the driving plate is rotated, the N driving plate clamping grooves drive the N cylinder blocks to rotate synchronously through the cylinder block protrusions, to synchronously change the pressure angle between a driving shaft and each piston assembly.

Abstract: A press-mounting and dismounting machine for multi-gauge and multi-type wheel sets, includes: a frame, a wheel set mounting and dismounting mechanism, and a detection mechanism. The frame includes a base, a first column, a second column and a beam. The wheel set mounting and dismounting mechanism includes a first press-mounting device, a second press-mounting device, a movable baffle device, and a synchronous belt transmission device. The first press-mounting device is arranged on the first column, and the second press-mounting device is arranged on the second column. The synchronous belt transmission device is connected with the movable baffle device to drive the movable baffle device to move in a horizontal direction of the base. The detection mechanism includes a driving rotating device and a data detection device, so as to realize accuracy test of wheel set press-mounting.

Abstract: The present disclosure provides a signal processing method, a storage medium, an integrated circuit, a device, and a terminal. The method is applied to perform interference detection and/or constant false alarm detection on signal units of a discrete signal to be detected, and includes: obtaining, for any signal unit, a signal statistical characteristic value of a respective discrete point in the signal unit; determining, based on the signal statistical characteristic value of the respective discrete point, a detection threshold for the signal unit; and, based on the detection threshold, performing constant false alarm detection, and/or, determining whether the respective discrete point is subject to interference.