Abstract: Provided is an analysis method for determining gas-bearing situation of an unknown shale reservoir, includes: S1, selecting a shale reservoir of a target interval of a place; and collecting data of parameters of cores of each of a known gas-bearing shale reservoir A and a known water-bearing shale reservoir B; S2, calculating average values of the parameters of each of the reservoirs A and B respectively; S3, calculating average differences of the parameters of each of the reservoirs; S4, calculating covariance values of the parameters of each of the reservoirs; S5, establishing, according to the covariance values, an equation group and resolving discriminant coefficients; S6, establishing a discriminant equation according to the discriminant coefficients and solving a discriminant index; and S7, obtaining values of parameters of cores of a sample of the unknown shale reservoir, calculating a discriminant value, and determining gas-bearing situation of the unknown shale reservoir.

Abstract: This application discloses a method and apparatus for processing data based on a block chain. The method includes adding transaction data in at least two blocks into an execution queue according to a block height sequence and transaction data sequence numbers; executing contract services and acquiring a read cache and a write cache of a parallel transaction generated by executing each contract service, the at least two pieces of transaction data comprising target transaction data; determining a write cache of a merged transaction in block caches, and acquiring a read cache of an updated transaction; determining a write cache of the transaction to be merged of the target transaction data according to the read cache of the updated transaction; and merging the write cache of the transaction to be merged of the target transaction data into a block cache to which the target transaction data belongs.

Abstract: This application discloses a key generation method and apparatus, a device, and a medium. The method includes transmitting a key negotiation request to a consensus node in a blockchain network, to request a key verification parameter; negotiating a collaboration key pair with a second device to obtain a first private key component and a shared public key in the collaboration key pair; signing the key verification parameter by using the first private key component, to obtain a first signature component; generating transaction data according to the first signature component and the key verification parameter; transmitting the transaction data to the second device. The consensus node performs a consensus on the negotiation result data, and after the negotiation result data passes the consensus, submits the negotiation result data to a blockchain of the blockchain network.

Abstract: An aqueous coating composition contains: (A) an emulsion polymer comprising, based on the weight of the emulsion polymer, from 0.48 wt % to 1.20 wt % of structural units of a phosphorous acid monomer, a salt thereof, or mixtures thereof, from 0.5 wt % to 3 wt % of structural units of diacetone (meth) acrylamide, from 10 wt % to 80 wt % of structural units of a vinyl aromatic monomer, structural units of a C1-C24-alkyl ester of (meth) acrylic acids, and optionally, structural units of an ?, ?-ethylenically unsaturated carboxylic acid; (B) a specific amount of a dicarboxylic acid of formula (I) HOOC—R—COOH, a salt thereof, or mixtures thereof; and (C) from 0.05 wt % to 5 wt % of a flash rust inhibitor relative to the aqueous coating composition weight.

Abstract: A data processing method for blockchain technology verifies transactions. Transaction operations on a blockchain are more consistent and the accuracy of transaction data on the blockchain is improved. A first transaction operation corresponding to a first transaction request on the blockchain, and a second transaction operation corresponding to a second transaction request on the blockchain are both performed. When an operation result corresponding to either the first transaction operation and/or the second transaction operation is a failure, then the processing on a transaction operation can be rolled back to a successful operation.

Abstract: A battery cell includes: a housing; an electrode unit accommodated in the housing and including a first electrode assembly and a second electrode assembly which are disposed along a first direction, wherein the first electrode assembly and the second electrode assembly are arranged in parallel, the first electrode assembly includes a first body and a first tab, and the second electrode assembly includes a second body and a second tab, and wherein a polarity of the first tab is the same as a polarity of the second tab, and at least a part of the first tab and at least a part of the second tab are located between the first body and the second body; and a first electrode terminal disposed on the housing and electrically connected to the first tab and the second tab to export electric energies of the first electrode assembly and the second electrode assembly.

Abstract: A battery cell, a battery, a power consumption device, and a method and device for producing a battery cell are provided. The battery cell includes: a housing which has an accommodating cavity and an opening at one end. The housing has a first wall which is adjacent to the opening; an electrode terminal, disposed on the first wall; an electrode assembly, accommodated in the accommodating cavity and having a tab; and a connecting component which is configured to electrically connect the electrode terminal and the tab and includes a first portion and a second portion that are relatively bent. The first portion is configured to be electrically connected to the electrode terminal, the second portion is configured to be electrically connected to the tab, and the tab is located between the second portion and the opening or the second portion is located between the tab and the opening.

Abstract: Provided are a battery assembly and a manufacturing method thereof. the battery assembly includes: an anode unit, which includes an anode current collector and an anode on the anode current collector, an electrolyte layer on a side of the anode remote from the anode current collector; and a cathode unit on a side of the electrolyte layer remote from the anode; the battery assembly further includes: an interface layer formed at a contact interface between the anode current collector and the anode.

Abstract: A battery cell includes a shell and three electrode assemblies wound into cylinders. The three electrode assemblies are arranged in a row in the shell in such a manner that axes of the three electrode assemblies are parallel to one another, the shell has a thickness middle surface connected to the axes of the three electrode assemblies, the thickness middle surface is in a V shape, the shell has a first side surface and a second side surface both in an arcuate wavy shape, the first side surface and the second side surface are opposite each other relative to the thickness middle surface of the shell, and the three electrode assemblies are arranged between the first side surface and the second side surface.

Abstract: The present invention relates to a driving structure for use in an optical actuator, including: a first driving part, which is suitable for mounting a lens and driving the lens to move transversely in the x-axis and y-axis directions; and a second driving part, which is suitable for driving a photosensitive chip to move transversely in the x-axis and y-axis directions, where the lens and the photosensitive chip are configured to be driven simultaneously and to move in opposite directions. Also provided in the present invention are a corresponding photographing method, an optically stabilizing photographing module, and a corresponding assembly method. The present application increases the stabilization travel and the stabilization response speed of the photographing module.

Abstract: Various embodiments disclose a 3D memory device, including a substrate; a plurality of conductor layers disposed on the substrate; a plurality of NAND strings disposed on the substrate; and a plurality of slit structures disposed on the substrate. The plurality of NAND strings can be arranged perpendicular to the substrate and in a hexagonal lattice orientation including a plurality of hexagons, and each hexagon including three pairs of sides with a first pair perpendicular to a first direction and parallel to a second direction. The second direction is perpendicular to the first direction. The plurality of slit structures can extend in the first direction.

Abstract: An air-material mixing and spraying actuator, which relates to the field of devices for spraying materials to deep soil. The actuator includes a material mixing and spraying pipe, a material temporary storage assembly, a second material supply assembly and a compressed air supply assembly, where a material discharge outlet is provided at one end of the material mixing and spraying pipe; the material temporary storage assembly is disposed at one end of the material mixing and spraying pipe to temporarily store materials; the second material supply assembly communicates with the material temporary storage assembly and sends materials to the material temporary storage assembly; and the compressed air supply assembly communicates with the material temporary storage assembly and provides high-pressure air that bursts the soil to form cracks or achieve an uplift effect, and spray the materials temporarily stored to the cracks in cooperation with the material temporary storage assembly.

Abstract: An integrated high-precision weighing module is provided which includes a scale pan, a lever, an internal calibration system, a bottom plate assembly, and a sensor main body. The scale pan is mounted on the lever, and the lever is connected to the sensor main body. The internal calibration system, the sensor main body and the lever are arranged transversely, and the internal calibration system and the sensor main body are respectively attached to the bottom plate assembly.

Abstract: A method of designing an air bridge layout in a circuit layout is performed by a computer device, and in particular, relates to the field of chip technologies. The method includes: obtaining position information of skeleton lines of CPW lines based on position information of the coplanar waveguide CPW lines in the circuit layout, each skeleton line being a center line of a corresponding CPW line; obtaining an interweave pair from the skeleton lines of the CPW lines based on the position information of the skeleton lines of the CPW lines, the interweave pair including two parallel skeleton line segments; and deploying air bridges on the circuit layout, the air bridges being deployed along the skeleton lines, and the air bridges on the two skeleton lines in the interweave pair being arranged in a staggered manner (340). According to the foregoing solution, interferences between air bridges on different CPW lines are reduced, and a success rate of subsequent circuit fabrication is improved.

Abstract: A lubricating oil friction modifier and a preparation method therefor and use thereof are provided. The lubricating oil friction modifier has a chemical formula of AxBy+(C?)y. In the formula, A is a perfluoropolyether acyl group, By+ represents a cationic group having x amino groups and y ammonium ions, C? is BF4?, PF6?, AsF6?, FAP?, TFSI?, Mn2O4 or ClO4?, x is an integer greater than or equal to 1, y is an integer greater than or equal to 1, and x+y?2. The lubricating oil friction modifier has a good solubility with fluorine oil and fluorine grease, will not precipitate in the fluorine oil and the fluorine grease after being added, and can significantly improve the wear resistance of a lubricating oil such as the fluorine oil and the fluorine grease.

Abstract: Disclosed are an antibody capable of binding to thymic stromal lymphopoietin and the use thereof. Disclosed are an anti-TSLP antibody, comprising a murine antibody, chimeric antibody and humanized antibody of the light chain and heavy chain variable regions of the anti-TSLP antibody and antigen-binding fragments thereof, or a pharmaceutically acceptable salt or solvent compound thereof, and the use thereof as a medicament for treating asthma, especially the use thereof in the preparation of a drug for treating TSLP-positive diseases or conditions.

Abstract: The present application provides an LED epitaxial wafer and a fabrication process thereof, wherein an N-type GaN layer of the LED epitaxial wafer comprises an N_SL layer and an N_Bulk layer. N_SL layer and N_Bulk layer are equivalent to form multiple capacitive structures, and different silicon doping concentrations enhance the current diffusion and enhance the antistatic capability of LED epitaxial wafer. The arrangement of N_SL layer and N_Bulk layer structure reduces the dislocation density of quantum well light-emitting layer and improves the lattice quality of quantum well light-emitting layer. In the manufacturing process of the LED epitaxial wafer provided by the present application, the SiH4 valve unit of the MOCVD device does not need a higher switching frequency, thereby improving the service life of the SiH4 valve unit.

Abstract: The present invention belongs to the field of aqueous environmental treatment and specifically relates to a preparation method and application of a cellulose/lignin/clay composite aerogel for the efficient adsorption of antibiotics. Cellulose/lignin/clay composite aerogels were prepared by sol-gel, cross-linking, and freeze-drying methods, and the preparation method and operation process were simple and easy to reuse with a large yield. The raw materials used in the present invention are the natural polymer materials, cellulose, lignin, and clay minerals, which are widely available and non-toxic, cellulose and lignin are biodegradable and have no risk of secondary pollution. Cellulose can be used as the matrix of aerogels owing to its unique environmental friendliness, biodegradability, and excellent structural skeleton structure.

Abstract: The embodiments of the present application provide a battery cell, a method and system for manufacturing a battery cell, a battery and an electrical device. The battery cell of the embodiment includes an electrode assembly, a casing, and a first electrode terminal. The casing is for accommodating the electrode assembly, an outer surface of the casing includes an outer side surface parallel to a first direction and a first surface connected with the outer side surface, the outer side surface is arranged surrounding the electrode assembly, the first surface intersects the first direction. The first electrode terminal is convexly arranged on the first surface and for electrically connecting with the electrode assembly, the first electrode terminal does not protrude, in the first direction, from an outermost end of the first surface along the first direction.

Abstract: The present application provides a brushless motor and an electrical equipment. The brushless motor includes: a casing, a stator, and a rotor. The stator includes a stator core and a winding. The rotor includes a rotor core and a shaft. Two bearings are sleeved on the shaft at positions corresponding to two ends of the rotor core, respectively. The two bearing brackets are installed at two ends of the casing. The brushless motor further includes a conductive sheet, configured for adjusting a capacitive reactance between the stator core and each of the two bearing brackets. The conductive sheet is attached to an outer circumferential surface of the casing. The conductive sheet and the stator core each at least partially has an area aligned to each other in a radial direction of the casing.