Abstract: A clutch can include an input; an output; a centrifugal clutch mechanism that transfers energy from the input to the output, the centrifugal clutch mechanism including: a disk; centrifugal weights movably coupled to the disk; and a central shaft rotatable relative to the disk and extending through the disk, the central shaft comprising drive surfaces, wherein the disk is rotatably coupled to the input, wherein the output is rotatably coupled to the central shaft, wherein the centrifugal weights rotate between a disengaged position in which the centrifugal weights do not interface with drive surfaces and an engaged position in which the centrifugal weights interface with the drive surfaces, and wherein the centrifugal weights are disposed inside the perimeter of the disk when the centrifugal weights are in the engaged position.

Abstract: A distributed data storage control method, including: receiving, through a proxy node, an access request for a target file in a NAS cluster, and determining target metadata corresponding to the access request; determining, based on metadata of the target file and distributed lock setting information, whether the target metadata needs to be synchronously valid with a distributed lock of the target metadata; when a determination is yes, if a current distributed lock of the target metadata is invalid, sending a first lock request to a distributed lock management and control node; configuring, through such node and in response to receiving the first lock request, the distributed lock of the target metadata for the access request, and returning response information to the proxy node; and controlling, based on the distributed lock of the target metadata, the access request for the target file in the NAS cluster.

Abstract: Embodiments of the present disclosure provide a distributed data storage control method and apparatus, and an electronic device. The method includes: receiving, by a proxy node, a first change request for a target file in a NAS cluster, wherein the first change request is used to directly or indirectly trigger to change target metadata of the target file; allocating, by a distributed lock control node in the NAS cluster in response to the first change request, a corresponding distributed lock, and returning first response message to the proxy node; receiving, by the proxy node, the first response message, and configuring a corresponding local memory lock for the distributed lock corresponding to the first change request; and controlling a change of the target metadata of the target file in the NAS cluster based on the first change request with the distributed lock and the local memory lock.

Abstract: The present application relates to an array base plate, a display panel, and a method for manufacturing an array base plate, and the array base plate includes: a substrate; a device layer stacked on a side of the substrate along a thickness direction thereof, wherein the device layer includes a first type transistor, a second type transistor, and a capacitor, the first type transistor includes a first source-drain electrode, the second type transistor includes a second source-drain electrode, and the capacitor includes a first electrode plate and a second electrode plate; wherein the first electrode plate is provided on the same layer as at least one of the first source-drain electrode and the second source-drain electrode, and the second electrode plate is provided on a side of the first type transistor and the second type transistor away from the substrate along the thickness direction.

Abstract: A computer system having a processor executing a set of instructions that cause the processor to receive first image data having pixel information of a geographic region; calculate for particular real-world locations within the geographic region, a plurality of vegetation indices with combinations of the pixel information; generate a land cover mask with the vegetation indices, the land cover mask identifying first real-world locations within the geographic region having a water-related land cover type, a non-vegetated land cover type and an evergreen land cover type; classify second real-world locations within the geographic region that are not classified as the water-related land cover type, the non-vegetated land cover type and the evergreen land cover type as cropland; and analyze a time-series of image data depicting the second real-world locations within the geographic region with phenology metrics to identify at least one particular type of cropland within the second real-world locations.

Abstract: A liquid delivering system for wafer cleaning equipment includes an acid scouring tank, a sulfuric acid supplying source, a hydrogen peroxide supplying source, a first mixing device, a second mixing device and a feedback-control panel. The first mixing device and the second mixing device both includes a mixing duct, a multi-section mixing screw rod arranged inside the mixing duct and a heater wrapped around the mixing duct. By ways of adopting the above-mentioned technical solution, it is possible to realize fully mixing sulfuric acid with hydrogen peroxide in a mode of mixing in multi-stages, achieve precise control to temperature, and enable mixed liquid to fully react, thereby ensuring that the mixed liquid coming into the acid scouring tank meets cleaning requirements, and improving quality and efficiency of cleaning wafers.

Abstract: A light emitting substrate has a functional area and a bonding area. The bonding area and the functional area are arranged along a first direction in sequence. The light-emitting substrate includes a substrate, a plurality of functional element groups, and a first electrostatic pathway. The plurality of functional element groups are located on a side of the substrate and located in the functional area. The first electrostatic pathway is located on a same side of the substrate with the plurality of functional element groups. The first electrostatic pathway is electrically connected to the bonding area, a portion of the first electrostatic pathway is located in the functional area, and the first electrostatic pathway is configured to conduct static electricity from the functional area to the bonding area.

Abstract: An array substrate (100) and a display device. The array substrate (100) includes a bonding area (102). The array substrate (100) includes a substrate (10), a first conductive layer (20) on the substrate (10), a first insulating layer (30) on one side of the first conductive layer (20) away from the substrate (10), and a second conductive layer (40) on one side of the first insulating layer (30) away from the substrate (10). The bonding area (102) is provided with bonding pins (201), and the bonding pin (201) includes a first conductive portion (21) and a second conductive portion (41) located on the side of the first conductive portion (21) away from the substrate (10), the first conductive portion (21) is located in the first conductive layer (20), the second conductive portion (41) is located in the second conductive layer (40), and the first conductive portion (21) is in direct contact with the second conductive portion (41).

Abstract: The Bacillus velezensis M173 was deposited with the Guangdong Microbial Culture Collection Center with a deposit number of GDMCC No. 61434. After being prepared into a seed-coating agent, Bacillus velezensis M173 can promote the growth and germination of plants and significantly improve the control effect on pathogens. Moreover, Bacillus velezensis M173 can relieve the condition of dead seedlings of crops at seedling stage after being applied to the crops. In particular, both pot experiments and field experiments prove that the Bacillus velezensis M173 of the present invention has a significant control effect on fungal and bacterial diseases, in particular, bacterial wilt and stem rot. Therefore, the Bacillus velezensis M173 of the present invention has broad application prospects.

Abstract: A multi-platform live streaming device is provided. The multi-platform live streaming device includes: a user interface service module and a streaming output service module. The user interface service module is configured to control one or more image elements based on a user interface setting, thereby determining screen layouts of a local monitoring video and a live output video respectively. The streaming output service module is configured to encode the live output video to generate live streaming media and streaming the live streaming media simultaneously to multiple live streaming platforms. Specifically, the screen layout of the local monitoring video can differ from that of the live output video.

Abstract: The present disclose discloses a micro-display optical engine including a micro-LED panel, a coolant, a thin lens, a metal frame, a connecting pillar and a projection lens; the micro-LED panel comprises a substrate, a number of pixel light-emitting micro-LED grains, a glass plate, a metal bracket, a sealing frame, a radiator, a filling adhesive and a transparent heat-conducting adhesive. The present disclose also discloses a single-engine, dual-engine and three-engine full-color projector. The present disclose has remarkable features such as relatively simple production, the ability to achieve preliminary productization, excellent thermal stability of heat dissipation, high contrast and color gamut, laying a certain foundation for the actual productization of the new micro-LED micro-display projection technology.

Abstract: Disclosed is a method for constructing fluorescent Bombyx Mori silkworm silk irradiated by near-infrared light and its products, comprising: (1) preparing upconversion nanoparticles, and performing surface modification with concanavalin to obtain modified upconversion nanoparticles; (2) uniformly dispersing the modified upconversion nanoparticles in water to formulate an aqueous solution of the upconversion nanoparticles, (3) picking mature mulberry leaves, immersing the mulberry leaves in the aqueous solution system of the nanoparticles, leaching water, and naturally drying the mulberry leaves; (4) after silkworms have grown for a set time, feeding the treated mulberry leaves to the silkworms until the silkworms spin silk cocoons; and (5) collecting the silk, so as to obtain mulberry silk that fluoresces under near-infrared light.

Abstract: A liquid delivering system for wafer cleaning equipment includes an acid scouring tank, a sulfuric acid supplying source, a hydrogen peroxide supplying source, a first mixing device, a second mixing device and a feedback-control panel. The first mixing device and the second mixing device both includes a mixing duct, a multi-section mixing screw rod arranged inside the mixing duct and a heater wrapped around the mixing duct. By ways of adopting the above-mentioned technical solution, it is possible to realize fully mixing sulfuric acid with hydrogen peroxide in a mode of mixing in multi-stages, achieve precise control to temperature, and enable mixed liquid to fully react, thereby ensuring that the mixed liquid coming into the acid scouring tank meets cleaning requirements, and improving quality and efficiency of cleaning wafers.

Abstract: A computing device includes last level cache (LLC) for processing cores and a separate input/output (I/O) LLC for use in facilitating data transfers between the computing device and one or more I/O devices. The I/O LLC is configured to include a set of partitions corresponding to a set of classes. Usage of the partitions in the set of partitions is monitored and the set of partitions is dynamically adjusted based on the usage. A process in a particular one of the classes makes a data request and a particular one of the partitions associated with the particular class is used in the data request.

Abstract: A method for preparing mesoporous iron phosphate by induction of block copolymers is provided. The method comprises preparing a ferric salt solution having a certain concentration and evenly dispersing it into a dispersant, then evenly mixing a structure directing agent solution with a phosphorus source solution, next adding the mixed solution to the ferric salt solution while dropwise adding an oxidant and stirring to react, thus after ending the reaction, washing, drying and calcinating the reaction product to obtain mesoporous iron phosphate.

Abstract: This application provides a channel state information (CSI) feedback method including: a communication apparatus receives first indication information, wherein the first indication information is determined based on a received precoded reference signal corresponds to P reference signal ports; the first indication information indicates B complex coefficients determined from K complex coefficients according to a preset priority value, the K complex coefficients are determined from a complex coefficient set comprising U complex coefficients that are determined for an sth reference signal port in S reference signal ports at each transport layer of Z transport layers, the S reference signal ports are a part or all of the P reference signal ports, the U complex coefficients are a part or all of Ts complex coefficients corresponding to the sth reference signal port; and determines a precoding matrix based on the first indication information.

Abstract: The present invention discloses a extra thick hot rolled H section steel and a production method therefor. The extra thick hot rolled H section steel contains, by mass, the following chemical components: 0.04-0.11% of C, 0.10-0.40% of Si, 0.40-1.00% of Mn, 0.40-1.00% of Cr, 0.10-0.40% of Cu, 0.020-0.060% of Nb, 0.040-0.100% of V, 0.010-0.025% of Ti, 0.010-0.030% of Al, 0.0060-0.0120% of N, not more than 0.015% of P, not more than 0.005% of S, not more than 0.0060% of O, and the balance Fe and trace residual elements, wherein 0.090%?Nb+V+Ti?0.170%, 6.5?(V+Ti)/N?10.5, and 0.30%?CEV?0.48%. The extra thick hot rolled H section steel has a flange thickness of 90 mm-150 mm, has excellent comprehensive mechanical properties, and can well meet the needs for heavy supporting structural parts of high-rise buildings, large squares, bridge structures, etc.

Abstract: A vacuum-helium-leak-detection method based on a carbon-nanotube-based field-emission sensor that includes a carbon-nanotube-based cathode having a Raman amorphous peak ID/graphite peak IG ratio greater than 1.0. The method involves: setting a field-emission current at an initial, small emission current, recording an average of values of the field-emission current in a time period t, forming a sensing characteristic curve of the sensor, and performing fitting on the sensing characteristic curve so as to obtain an index curve; converting pressure values of helium gas into vacuum leak rates; and packaging the cathode into a vacuum chamber in a system to be detected, performing testing when a helium stream in the system to be detected reaches balance, obtaining an average of current variations in the time period t during the testing, and comparing the average with the index curve so as to determine a vacuum leak rate of the system to be detected.

Abstract: The present disclosure relates to a crystal form of a pyridopyrimidine derivative and a preparation method thereof, and specifically relates to the crystal form of the compound of formula (I) and a preparation method thereof. The new crystal form has good physical and chemical properties, thereby facilitating clinical treatments.

Abstract: A wiring substrate includes: a base substrate; and a plurality of control areas on one side of the base substrate, each of the plurality of control areas extending in a first direction, the plurality of control areas being sequentially arranged in a second direction, and any one of the plurality of control areas including: a plurality of drive circuit pad groups sequentially arranged in the first direction; a plurality of functional element pad groups, each of which being electrically connected with the corresponding drive circuit pad group; a plurality of signal lines, main bodies of which extend in the first direction; and first connection lines, each of which is configured to cascade two drive circuit pad groups adjacent in the first direction, orthographic projections of the first connection lines on the base substrate not overlapping with orthographic projections of the signal lines on the base substrate.