Abstract: Provided are a salt of an EGFR inhibitor, a crystal form thereof and a preparation method therefor, and an application of the salt and the crystal form in the preparation of a treatment for non-small cell lung cancer. The salt has a structure as shown in formula (II).

Abstract: A driving circuit and a display panel are provided. In a driving circuit structure, a clock signal line group includes a plurality of clock signal lines, the clock signal lines are arranged side by side, and there is a first pitch between two adjacent clock signal lines. A non-high frequency signal line is provided on two sides of the clock signal line group. A redundant clock signal line is disposed between the clock signal line group and the non-high frequency signal line, and a frequency and an amplitude of a signal received by the redundant clock signal line are the same as a frequency and an amplitude of a signal received by the clock signal line.

Abstract: An array substrate and a display panel are provided. In the array substrate, the first data line is electrically connected to a blue pixel electrode, the second data line is electrically connected to a non-blue pixel electrode. A first horizontal distance is defined as a distance between the blue pixel electrode and the first data line electrically connected thereto, and a second horizontal distance is defined as a distance between the non-blue pixel electrode and an adjacent data line, or a distance between the blue pixel electrode and an adjacent second data line. The first horizontal distance is greater than the second horizontal distance.

Abstract: A display panel and an electronic device is provided. A voltage drop value of the clock input transistor of a pull-up module of m1st GOA unit connected to an n1st clock signal line is greater than a voltage drop value of the clock input transistor of a pull-up module of m2nd GOA unit connected to the n2nd clock signal line. Based on this circuit structure, a CK impedance difference existing in 8K ultra-high resolution electronic devices can be alleviated.

Abstract: The present application provides a display panel. The display panel includes: gate driver on array (GOA) units arranged along a first direction; clock signal lines arranged along a second direction and arranged at one side of the GOA units; the connection lines, each of the connection lines being extended along the second direction and connected between the corresponding clock signal line and the corresponding GOA units; and a first electrode arranged at one side of the GOA units, the clock signal lines, and the connection lines. The first electrode includes an opening, and the opening is arranged corresponding to at least one of the clock signal lines and/or at least one of the connection lines.

Abstract: A superconducting magnet arrangement including: an outer vacuum container (OVC) housing magnet coils; a cryogen vessel thermally linked to the magnet coils; a cold head sock accommodating a cold head, with a thermal contact provided between the cold head and the magnet coils; tubes linking the interior of the cryogen vessel with the interior of the cold head sock; and a thermosiphon circuit defined by the cryogen vessel, the tubes, and the cold head sock. Pre-cooling and removal of ice build-up may be performed using the thermosiphon circuit.

Abstract: A display panel and a display device are provided. The display panel includes a first base plate, a second base plate, and a liquid crystal layer. The first base plate includes a first substrate, an array structure layer, a color resistor layer on the array structure layer, and a pixel electrode layer on the color resistor layer. The color resistor layer includes at least three color resistor blocks, each of the color resistor blocks has a first opening. A first via is within the first opening.

Abstract: An electrical connector includes: a contact module including a housing and an upper and lower rows of contacts arranged in the housing, the housing having a base and a front tongue; a metallic shell enclosing the housing; and a metallic bracket affixed to the metallic shell and having a pair of soldering legs; wherein the base has a front face and plural recesses behind the front face, each recess having an interior face; and the metallic shell has plural stops accommodated in corresponding recesses, each stop having a front face positioned in front of the front face of the base and a rear face spaced a gap from the interior face of a corresponding recess.

Abstract: A gate drive circuit and a display panel are provided. The gate drive circuit includes N clock signal lines and a plurality of gate drive units. Each of the gate drive units is connected to at least one of the clock signal lines. Each of the clock signal lines is provided with a capacitance compensation unit, a sum of an area of any one of the clock signal lines and an area of the capacitance compensation unit provided on the same clock signal line is equal to a predetermined area, and N is an integer greater than or equal to 2.

Abstract: A method of making a contact module of an electrical connector which includes a tongue and plural contacts exposed to two opposite surfaces of the tongue is characterized by the steps of: forming the contacts from a single contact carrier to have one contact thereof with a first contacting portion oriented reversely-symmetrically with respect to a second contacting portion of another contact thereof and to have two outermost contacts each with a respective integral latching portion; insert-molding the contacts with a first insulator while exposing front ends thereof and the latching portions; severing a carrier strip from the front ends of the plurality of contacts; and over-molding a second insulator to the first insulator and embedding the front ends of the plurality of contacts.

Abstract: A system is provided in the present disclosure. The system may determine a first exposure time of a visible light sensor of an image acquisition device according to ambient light at a scene to be photographed. The image acquisition device may include the visible light sensor and an infrared light sensor. The system may also actuate the image acquisition device to simultaneously capture a visible light image and at least one infrared light image of the scene. The visible light image may be captured using a visible light sensor with the first exposure time. The at least one infrared light image may be captured using an infrared light sensor. The system may also generate a WDR image by processing the at least one infrared light image, and generate a target image of the scene by fusing the visible light image and the WDR image.

Abstract: The present disclosure provides a testing method of an autonomous vehicle. The method includes: acquiring test data about a test site generated during a testing process, wherein the test data includes a corresponding relationship between a current cumulative number of problems monitored during the testing process and a current mileage of the autonomous vehicle; determining a corresponding relationship between a problem monitoring ratio and the current mileage based on the test data, wherein the problem monitoring ratio includes a ratio of the current cumulative number of problems monitored to a total number of problems monitored; and performing fitting on a preset evaluation model based on the corresponding relationship between the problem monitoring ratio and the current mileage, so as to obtain an optimized evaluation model, wherein the optimized evaluation model is configured to evaluate a corresponding relationship between the problem monitoring ratio and a test mileage about the test site.

Abstract: A method for manufacturing grating reference materials having a self-traceability includes: acquiring a mask substrate including a window region and a non-window region; fabricating, a self-traceability mask on the mask substrate by using a laser-focused atomic deposition technique; acquiring a photoresist sample including an extreme ultraviolet photoresist and a second substrate; exposing the extreme ultraviolet photoresist by combining the self-traceability mask with the soft x-ray interference lithography, and then performing a development process after exposing to obtain a photoresist grating structure; and transferring the photoresist grating structure to the second substrate to obtain the grating reference materials.

Abstract: An antenna assembly includes a radiation plate, a first feed board, and a second feed board. The radiation plate includes a radiation patch and a plurality of slot members, and each slot member includes a fixing groove and a guide groove communicating with the fixing groove. The first feed board includes a first fixing member at an end facing the radiation patch. The second feed board includes a second fixing member at an end facing the radiation patch, and the second feed board is compatible with the first feed board through a plug-in connection. The fixing grooves of the plurality of slot members respectively match the first fixing member and the second fixing member to realize an in-line cooperation of the radiation plate, the first feed board, and the second feed board.

Abstract: A method of operating a build system includes, in a build engine, concurrently executing a plurality of build processes for corresponding heterogeneous builds, the build processes generating respective streams of build progress information in a build engine output. A build monitor process is executed which is configured and operative at regular intervals to (1) collect current-interval build progress information from the build engine output, and (2) use the current-interval build progress information to refresh a build-organized summary on a user interface device, the build-organized summary having distinct display sections summarizing build process history for the respective build processes.

Abstract: A function-recovering energy-dissipating reinforced concrete shear wall comprising a reinforced concrete shear wall body, common steel bars distributed in vertical direction within the reinforced concrete shear wall body, common steel bars distributed in horizontal direction within the reinforced concrete shear wall body, high-strength reinforcing materials arranged on left and right sides of the shear wall, and four dampers arranged in an X-shaped cross mode between a front reinforcement fabric and a rear reinforcement fabric that are formed by common steel bars distributed in vertical direction and common steel bars distributed in horizontal direction; a cylindrical piston rod having a hinge hole is arranged at the end portion of each damper.

Abstract: An antibiotic susceptibility testing device of gram-negative bacteria, as well as a corresponding method, are discussed. The device has a temperature control unit (including a constant temperature chamber) and a contactless conductivity-based measurement system. Disposable glassy or PVC tubes are used as test vessels for AST. In the performance of AST assay, appropriate kind of liquid medium containing identical amount of target bacterial cells and target antibiotics at different concentrations are loaded into test tubes, following by incubation in the device at a setup temperature. The bacterial growth profile is monitored by collecting the differential values (?C) of conductivity of liquid medium, which depend on the proliferation of viable cells. Outcome of ?C indicates whether the target bacterial cells are completely inhibited by the test antibiotic or not, enabling the user to judge the value of the minimal inhibitory concentration (MIC) simply.

Abstract: A method for evaluating the mechanical state of a high-voltage shunt reactor based on vibration characteristics is disclosed, relating to the technical field of electrical equipment fault diagnosis. The method includes: based on historical state data and real-time vibration and noise signal data of the high-voltage shunt reactor and through an LSTM neural network time series prediction method, comparing deviation between predicted characteristic value and actual characteristic value, and determining whether the high-voltage shunt reactor has mechanical defects or failures. By using the historical state data and the real-time vibration and noise signal data of the high-voltage shunt reactor, an LSTM neural network time series prediction method, as well as comparison of the deviation between the predicted characteristic value and the actual characteristic value, etc., the evaluation of the mechanical state of the high-voltage shunt reactor is realized.

Abstract: A method for transmitting a video stream is provided. In the method, video data of a video to be transmitted in the video stream is obtained. Target video scenes of the video are detected. Further, target transmission parameters are determined for the video data corresponding to the respective target video scenes of the video. The video data corresponding to the respective target video scenes is encoded for transmission based on the target transmission parameters.

Abstract: A device for measuring a reflectivity of an object at the seabottom, includes a spectral probe, a first white board, a second white board, a distance meter, and a shaft; the first white board and the second white board respectively have a known reflectivity; the first white board and the second white board are connected to the shaft, wherein the first white board and the second white board are spaced along an axial direction of the shaft and staggered from each other along a radial direction of the shaft; the spectral probe is configured to collect spectral data of the first white board, the second white board and the object at the seabottom; the distance meter is configured to collect distance data between the spectral probe and the object at the seabottom.