Abstract: A positive electrode active material comprising an A material and a B material, wherein the A material is at least one selected from the following single crystal materials or single crystal-like materials: LixMy(PO4)z, wherein M is selected from one or more of Ni, Co, Mn, Fe, Mg, Al, V, Zn, Zr, and F, v is the valence of M, 1?x?3, 1?z?3, and x+vy-3z=0; the A material has a Dv50 of 0.8 µm to 4.2 µm; the B material is selected from at least one of the following materials: (i) LiAO2, wherein A is Ni, Co or Mn; or (ii) LiNiaCobE1-a-bO2, wherein E is selected from at least one of Mn and Al, 0.50?a?0.98, and 0.001?b?0.3; wherein based on the total weight of the positive electrode active material, the A material is present in a mixing ratio m of 50 wt% to 97 wt%.

Abstract: The invention relates to methods for increasing plant yield, and in particular grain yield by reducing or abolishing the expression and/or activity of OTUB1 in a plant. Also described are genetically altered plants characterised by the above phenotype and methods of producing such plants.

Abstract: A method of delivering a medical device includes surrounding a deployment portion of the medical device with a sleeve that includes a sleeve wall and a securement portion positioned thereat and that is actuatable between secured and unsecured states, the sleeve configured to overlay the deployment portion to be delivered together with the deployment portion and to facilitate movement thereof through a delivery lumen during delivery of the medical device and configured to radially move between expanded and constrained configurations via actuation of the securement portion such that the sleeve is in the constrained configuration and the expanded configuration when the securement portion is in the secured and unsecured states respectively; inserting the deployment portion and sleeve together into a body lumen with the sleeve in the secured state; causing the sleeve to transition from the secured state to the unsecured state; and withdrawing the sleeve from the body lumen.

Abstract: Disclosed is a slicing and collecting device for processing frozen meat sheets, including a frame, and a slicing mechanism is arranged above the frame; a sliding plate is arranged on one side of the slicing mechanism, and a bagging mechanism is arranged on one side of the sliding plate far away from the slicing mechanism; a blocking structure is arranged between the sliding plate and the bagging mechanism, a loading mechanism is arranged on the other side of the slicing mechanism, a storage mechanism is arranged on one side of the loading mechanism far away from the slicing mechanism, and a bottom of the loading mechanism is communicated with the storage mechanism.

Abstract: An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.

Abstract: An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.

Abstract: The present application provides a battery cell, including a cover plate, a housing, and a gas-permeable film. The housing has an opening, and the cover plate covers the opening of the housing. The cover plate and/or housing have/has at least one through hole, and the inside and the outside of the battery cell are in communication with each other via the through hole; and the gas-permeable film is connected to the inside of the cover plate and/or housing and covers the at least one through hole. According to the battery cell of the present application, gas inside a battery can be discharged to prevent the gas from accumulating inside the housing, thereby improving performance of an electrode assembly, prolonging service life of a secondary battery, and ensuring safety performance of the battery cell.

Abstract: A battery unit may comprise a first cell type and a second cell type electrically connected at least in series, wherein the first cell type may include N first cells, the second cell type may include M second cells, and N and M are positive integers; the first cell may have a discharge cell balance rate of CB1, the second cell may have a discharge cell balance rate of CB2, with 0.5?CB1?CB2?1.4, and when the battery unit is charged to 95%-100% of the state of charge, the first cell may have a corresponding open-circuit voltage change rate of not greater than 0.005 V/% SOC, and the second cell type may have a corresponding open-circuit voltage change rate greater than that of the first cell.

Abstract: The present application discloses a battery module, a battery pack, an apparatus, and a method and device for manufacturing a battery module. The battery module includes n first-type battery cells and m second-type battery cells, n?1, m?1, and the n first-type battery cells and them second-type battery cells are arranged and satisfy: VED1>VED2, ?F1>?F2, and (?F1×n+?F2×m)/(n+m)?0.8×?F1, where VED1, VED2, ?F1 and ?F2 are respectively defined in the description.

Abstract: This application provides a battery, an apparatus, and a manufacturing method and an apparatus of batteries, and relates to the field of energy storage technologies. The battery includes two battery cells and two discharge channels. The two battery cells each include a pressure relief mechanism, and the pressure relief mechanism is configured to be actuated when internal pressure or temperature in the battery cell reaches a threshold, to release the internal pressure. The two discharge channels are configured to collect emissions respectively from the corresponding battery cell when the pressure relief mechanism is actuated.

Abstract: An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.

Abstract: An outdoor moving device includes a main body, a first energy storage device, a second energy storage device, and a connection assembly. The first energy storage device is capable of supplying power to the outdoor moving device and includes at least one first energy storage unit. The second energy storage device is capable of supplying power to the outdoor moving device and includes at least one second energy storage unit. The connection assembly is used for mounting the second energy storage device to the main body. The first energy storage device is detachably mounted to the main body, the first energy storage device is detachable from the main body to supply power to another power tool, the first energy storage unit includes a first positive electrode made of a first material, and the second energy storage unit includes a second positive electrode made of a second material.

Abstract: An electric riding lawn mower includes a seat for a user to ride, a main frame to support the seat, a power output assembly including a mowing element to output power to realize mowing function and a first motor to drive the mowing element, a walking assembly to at least drive the electric riding lawn mower to travel in the direction of a first straight line on the ground and a second motor to drive the walking assembly, and a power supply device to power the electric riding lawn mower with a first battery pack, which includes a first battery pack housing and a plurality of battery cells disposed therein. The power supply device is mounted to the main frame. At least one of the first battery packs of the power supply device forms a pluggable connection with the main frame. The battery cells are lithium batteries.

Abstract: The present invention belongs to the field of pharmaceutical chemistry, and relates to a substituted pyrazine compound, a pharmaceutical composition comprising same, and the use thereof. In particular, the present invention relates to a compound with the structure of formula (I), which exhibits a good SHP2 inhibiting activity, and can act as an efficient SHP2 inhibitor for preventing and/or treating SHP2-related diseases.

Abstract: A charging method for a secondary battery including a lithium-supplementing material. The method includes acquiring a first state of health of the secondary battery in response to the secondary battery being at a preset charging node, activating the lithium-supplementing material in response to the first state of health being less than or equal to a first threshold to supplement lithium for the secondary battery, performing a charging process on the secondary battery, determining a second state of health of the secondary battery based on a working parameter of the secondary battery in the charging process, and charging the secondary battery in response to the second state of health being greater than a second threshold.

Abstract: Disclosed is an air-drying device for processing of cured meat products, including an air-drying treatment mechanism; the air-drying treatment mechanism includes a first box body, a top wall of the first box body is provided with a blower; a plurality of air-drying components are rotatably connected in the first box body; each air-drying component includes a first cylinder, a side wall of the first cylinder is circumferentially provided with a plurality of openable and closable air inlet channels; a top of each first cylinder is detachably connected with a cover plate, and a bottom of each first cylinder is provided with a bearing plate, and outer side walls of each first cylinder and each bearing plate are circumferentially provided with a plurality of slide rails.

Abstract: Pyrazolopyridinone compounds, the pharmaceutical compositions comprising said compounds, and the use of said compounds as FGFR (fibroblast growth factor receptor) inhibitors and their use in the treatment of diseases, e.g. cancer.

Abstract: Disclosed are an animal fat grading device and an animal fat grading method. The device includes a frame, a barrel, a temperature control device, a collecting part, a compacting part and a collecting and stirring assembly; the frame is fixedly connected with the barrel, the barrel is connected with the temperature control device, the collecting part is located at a bottom of the barrel, the compacting part is located inside the barrel, and a top of the frame is telescopically connected with the collecting and stirring assembly; the collecting and stirring assembly includes a connecting plate, a stirring part and a scraper; the top of the connecting plate is telescopically connected with the top of the frame, and the bottom of the connecting plate is fixedly connected with the stirring part and the scraper; the stirring part is located in a center of the scraper, and the scraper corresponds to the compacting part. The application achieves an objective of grading fats with different melting points.

Abstract: Disclosed are an animal fat grading device using superheated steam and a method. The device comprises a bracket, a material container, a steam heating assembly, an oil leakage assembly, a pressing part, an oil pumping assembly, a switch structure and a controller, where an upper part of the bracket is fixedly connected with the material container, a top side wall and a bottom side wall of the material container are provided with the steam heating assembly; an inside is slidably connected with the oil leakage assembly; a top of the oil leakage assembly is fixedly connected with the pressing part; a top surface of the oil leakage assembly is fixedly connected with the oil pumping assembly, a bottom of the material container is communicated with an oil discharging pipe, the switch structure is arranged on the oil discharging pipe, and a temperature sensor is arranged in the material container.

Abstract: Disclosed are various approaches for workflow service application stating. In some aspects, an application content request is transmitted to a workflow service. The application content request can request updated states from a network service that acts as a back end for the application. The application content can be provided to the client device or other installed applications, without having opened the application on a client device.