Abstract: A rigid-flexible coupled multi-hole spray gun device with variable size for a spraying robot is disclosed in the present disclosure, which is relates to the field of the spraying robot. The spray device includes a rigid-flexible coupled deformable bracket, a spray head assembly and a spray gun base. The rigid-flexible coupled deformable bracket is configured to connect the spray head assembly and the spray gun base. The spray gun is controlled by the motor to implement the deformation with the axial telescopic and the axial bending, as well as the deformation in increasing or decreasing the cross-sectional area. The partitioned spray holes of the spray head assembly is matchable with the change of the diameter of the elastic paint supply pipe to adjust the spraying width of the spray gun. A driving unit and a paint supply assembly are arranged in the spay gun base.

Abstract: Disclosed are a method and a device for identifying full-section excavation parameters of large-section tunnel with broken surrounding rock, capable of solving the problem of inaccurate arrangement of blasting hole points in tunnel excavation engineering, and including the following steps: establishing a three-dimensional finite element model based on a blasting section design of a tunnel; performing a simulation with the three-dimensional finite element model based on blasting design parameters to obtain blasting quality parameters; selecting a group closest to a preset quality parameter from multiple groups of the blasting design parameters as target blasting design parameters, wherein the preset quality parameter is an acceptance grade standard of the tunnel; obtaining first thermal imaging information of a first hot spot of a surface to be blasted; calibrating actual hole spacing parameters based on the first thermal imaging information and the target blasting design parameters.

Abstract: The present invention provides an air supply device comprising a seat body and an air supply component. The seat body includes a seat frame with a box-like structure, which forms a cavity inside. The air supply component is installed within this cavity. Air supply outlets are located along both side edges and the rear edge of the upper surface of the seat frame, equipped with adjustable grills. This air supply device enables personalized airflow, allowing independent regulation of the microenvironment surrounding the occupant, thereby reducing the likelihood of infectious disease transmission.

Abstract: A mixed traffic flow-oriented vehicle eco-driving control method and an electronic device are provided. The method includes: calculating a gathering wave speed and a dissipation wave speed at an intersection, and obtaining a farthest queue point position of a connected and autonomous vehicle at a downstream intersection and a time, acquiring predicted trajectories of the manual-driving vehicle; constructing and solving an optimal ecological reference trajectory planning model of the connected and autonomous vehicle, obtaining an acceleration curve of the connected and autonomous vehicle, and acquiring an ecological reference trajectory of the connected and autonomous vehicle; and setting a risk factor based on the predicted trajectories of the manual-driving vehicles, constructing a tracking target based on the risk factor and the ecological reference trajectory, using a model predictive control for solving, and obtaining a control input of the connected and autonomous vehicle.

Abstract: The present invention is generally related to modified or mutated respiratory syncytial virus fusion (F) proteins and methods for making and using them, including immunogenic compositions such as vaccines for the treatment and/or prevention of RSV infection.

Abstract: A method and system for data transmission, and a non-transitory storage medium. The method for data transmission is applied to a receiving terminal. The receiving terminal includes a Transmission Control Protocol (TCP) data transmission module. The method includes: monitoring a TCP packet currently stored in the TCP data transmission module, the TCP packet includes a TCP acknowledgment (ACK) packet and a TCP data packet; determining whether the TCP ACK packet and the TCP data packet coexist in the stored TCP packets; and in response to the determination that the TCP ACK packet and the TCP data packet coexist in the TCP packet, processing the TCP ACK packet. In the present disclosure, a type of the packet currently stored in the receiving terminal is determined. If the TCP ACK packet and the TCP data packet coexist, the TCP ACK packet is processed.

Abstract: Embodiments of this application disclose a device identification method and a related apparatus, to reduce costs of identifying whether a device that accesses a network is an AP device. The method in the embodiments of this application includes: when a type of the device that accesses the network needs to be identified, obtaining a MAC address of the access device, and obtaining a MAC address of a Wi-Fi hotspot around a network access device; and then comparing the MAC address of the access device with the MAC address of the Wi-Fi hotspot, and determining, if the MAC address of the access device and the MAC address of the Wi-Fi hotspot belong to a same address segment, that the access device is an AP device.

Abstract: The present disclosure relates to task management methods and systems. The methods include displaying a three-dimensional coordinate system, dimensions of the three-dimensional coordinate system corresponding one-to-one to parameter types of a task. The methods include determining or updating parameter values of the task based on a first input from a user, the parameter values corresponding one-to-one to the parameter types. The methods further include displaying the task in the three-dimensional coordinate system through a stereo graphic based on the parameter values of the task, a position of the stereo graphic in the three-dimensional coordinate system being correlated with the parameter values.

Abstract: The present disclosure relates to the technical field of medical devices, and in particular to catheter implant systems and included associated device, prosthetic heart valves and method. The interventional delivery system included includes a catheter assembly and a control handle connected to the catheter assembly, the catheter assembly has opposing distal and proximal ends and includes an inner sheath and an outer sheath slidably engaged with each other, the outer sheath includes a loading section and a sheath section in sequence from the distal end to the proximal end, the loading section is configured to enclose and keep the interventional device in a compressed state; the control handle includes a main handle and an auxiliary handle slidably fitted over the inner sheath, the proximal end of the inner sheath is connected to the main handle and the proximal end of the outer sheath is connected to the auxiliary handle.

Abstract: An OLED display substrate, a manufacturing method and a display device are provided. The OLED display substrate includes a base substrate and a plurality of pixel units arranged on the base substrate, each pixel unit includes a plurality of subpixel units, and each subpixel unit includes a switching TFT and a bottom-emission OLED, the OLED display substrate further includes a light-shielding layer arranged between the OLED and the switching TFT, and an orthogonal projection of the light-shielding layer onto the base substrate completely covers an orthogonal projection of a semiconductor region of the switching TFT onto the base substrate.

Abstract: Disclosed are a preparation method thereof, a display panel, and a display device. The drive backboard comprises: a pixel circuit disposed on a base substrate; an anode disposed on a side of the pixel circuit facing away from the base substrate and electrically connected to the pixel circuit; and a first insulating layer disposed between the base substrate and the anode; the first insulating layer is provided with a groove surrounding the pixel circuit, the anode covers the first insulating layer, and an edge of the anode extends to an inner wall of the groove.

Abstract: The present application provides a display substrate, a manufacturing method therefor, and a display apparatus. The display substrate includes a substrate, a plurality of sub-pixels located on the substrate, an auxiliary electrode located on the substrate, and an isolation structure located at a side of the auxiliary electrode away from the substrate. The sub-pixels each include a first electrode, a light-emitting material layer, and a second electrode. The isolation structure includes a first conductive portion, a second conductive portion located at a side of the first conductive part away from the substrate, and a third conductive portion located at a side of the second conductive portion away from the substrate.

Abstract: The invention pertains to the field of ventilation, introducing a stratum ventilation system with annular air inlet and air supply method. This system includes a fresh air element, a return air element, and an air supply element, all coordinated by a center console. The air supply element comprises a fresh air, a return air and a supply air section. The annular structure of the air supply section consists of an inner and an outer annular air duct. The return air element includes a return air outlet and a return air handling unit, while the fresh air element encompasses a fresh air inlet and handling unit. This invention provides return air to envelop the fresh air's annular structure, effectively extending the fresh air jet's core area to the occupied zone, thereby minimizing draft risks and reducing air mixing and energy consumption.

Abstract: A display substrate includes a driving circuit layer arranged on a base and a light emitting structure layer arranged on one side, away from the base, of the driving circuit layer; the light emitting structure layer includes an anode, a pixel definition layer, an organic light emitting layer, a cathode, and an auxiliary electrode; the pixel definition layer has a first pixel opening exposing the anode and a second pixel opening exposing the auxiliary electrode; the organic light emitting layer connected to the anode and the cathode connected to the organic light emitting layer are arranged in the first pixel opening; the organic light emitting layer separated from the auxiliary electrode and the cathode located on one side, away from the base, of the organic light emitting layer are arranged in the second pixel opening; and the cathode is connected to the auxiliary electrode in the second pixel opening.

Abstract: The present disclosure provides a display substrate, a manufacturing method thereof, and a display device. The display substrate includes a substrate, and a compensation electrode, an auxiliary electrode, a light-emitting functional layer, and a cathode layer arranged on one side of the substrate. The auxiliary electrode is arranged on one side of the compensation electrode away from the substrate, and coupled to the compensation electrode. A first notch is formed in a side surface of the auxiliary electrode, and at least a part of the first notch extends in a direction parallel to the substrate. The light-emitting functional layer is arranged on one side of the auxiliary electrode away from the substrate, and interrupted at the first notch. The cathode layer is arranged on one side of the light-emitting functional layer away from the substrate, and coupled to the auxiliary electrode at the first notch.

Abstract: A wireless charging device and wireless charging method are disclosed. By movably setting a transmitting coil module within the wireless charging device and obtaining the position signal of the receiving coil to transmit to the controller, and connecting the sliding rod of the sliding resistor to the transmitting coil module, so that the transmitting coil module drives the sliding rod to slide during the moving process. The controller determines the position information of the receiving coil based on the position signal and detects the current electrical parameters of the sliding resistor. According to the current electrical parameters, it determines the current position information of the transmitting coil module and controls the transmitting coil module to move, enabling the transmitting coil module to accurately position and charge wirelessly with the receiving coil. Thereby, the wireless charging device may adapt to charging devices with receiving coils at different heights.

Abstract: Provided is a display panel, including: a substrate; an auxiliary electrode on a side of the substrate; an insulating layer on a side, distal from the substrate, of the auxiliary electrode and a first via running through the insulating layer, the first via exposing the auxiliary electrode and being in an undercut shape; an anode layer on a side, distal from the substrate, of the insulating layer; a light emitting layer on a side, distal from the substrate, of the anode layer, the light emitting layer being broken at an opening in a side, distal from the substrate, of the first via into a first part and a second part; and a cathode layer on a side, distal from the substrate, of the light emitting layer, the cathode layer being coupled with the auxiliary electrode along a side wall of the first part of the light emitting layer.

Abstract: Provided is a gate driving circuit. The gate driving circuit includes a plurality of first transistors; wherein at least one first target transistor of the plurality of first transistors includes a first light-shielding layer disposed on a side of a base substrate, the first light-shielding layer being made of a conductive material; and a first gate metal layer and a first source/drain metal layer disposed on a side of the first light-shielding layer away from the base substrate; wherein the first light-shielding layer is connected to the first gate metal layer.

Abstract: Disclosed are a method and a device for identifying full-section excavation parameters of large-section tunnel with broken surrounding rock, which is capable of solving the problem of inaccurate arrangement of blasting hole points in tunnel excavation engineering, including following steps: establishing a three-dimensional finite element model based on a blasting section design of a tunnel; performing a simulation with the three-dimensional finite element model based on blasting design parameters to obtain blasting quality parameters; selecting a group closest to a preset quality parameter from multiple groups of the blasting design parameters as target blasting design parameters, wherein the preset quality parameter is an acceptance grade standard of the tunnel; obtaining first thermal imaging information of a first hot spot of a surface to be blasted; calibrating actual hole spacing parameters based on the first thermal imaging information and the target blasting design parameters.

Abstract: A display substrate and a display apparatus are provided. In the display substrate, the pixel definition layer defines opening regions of a plurality of sub-pixels; two adjacent sub-pixels are respectively an upper sub-pixel and a lower sub-pixel; the first electrode of the upper sub-pixel has a first edge close to the lower sub-pixel and a second edge intersecting with the first edge; the opening region of the upper sub-pixel has a first edge close to the lower sub-pixel and a second edge intersecting with the first edge; the distance between the first edge of the first electrode of the upper sub-pixel and the first edge of the opening region of the upper sub-pixel is greater than the distance between the second edge of the first electrode of the upper sub-pixel and the second edge of the opening region of the upper sub-pixel.