Abstract: The present disclosure relates to a secondary battery including an electrode assembly, a case accommodating the electrode assembly and an electrolyte, and a cap assembly including a cap plate coupled to one side of the case, defining an injection hole therethrough, and including an injection hole tape attached to a lower portion of the injection hole.

Abstract: According to embodiments of the present disclosure, when an unknown secondary cell configured with a physical uplink control channel is activated, a terminal device determines whether to transmit beam information to a network. The terminal device receives a physical downlink control channel (PDCCH) order in a beam which is selected in association with the beam information. In this way, a proper beam can be determined to transmit PDCCH order and it can also reduce delay.

Abstract: Provided are a music extension method and apparatus, an electronic device, and a storage medium. The music extension method includes the following: receiving a target triggering operation of extending to-be-extended music; in response to the target triggering operation, determining a target music segment according to the music feature of the to-be-extended music; and splicing the target music segment to the target position of the to-be-extended music to obtain extended target music.

Abstract: Disclosed is a display substrate including first, second, third, and fourth sub-pixels; at least one sub-pixel includes a pixel drive circuit and a light emitting device, the pixel drive circuit includes a drive transistor; there is a first overlapping region between an orthographic projection of an anode of a light emitting device in the third sub-pixel on a base substrate and an orthographic projection of a gate electrode of a drive transistor in the third sub-pixel on the base substrate; there is no overlapping region or there is a second overlapping region between an orthographic projection of an anode of a light emitting device in the fourth sub-pixel on the base substrate and an orthographic projection of a gate electrode of a drive transistor in the fourth sub-pixel on the base substrate, an area of the second overlapping region is smaller than an area of the first overlapping region.

Abstract: A display panel and a display device are provided. The display panel includes: a pixel unit including a pixel circuit and a light-emitting element, the pixel circuit including a driving transistor and a data writing transistor; and a data line connected to the data writing transistor; the data line includes a plurality of first-type data lines and a plurality of second-type data lines, each of the plurality of second-type data lines includes a first portion, a second portion, and a third portion, and the first portion and the second portion are connected by the third portion, the third portion and the second portion are located in different layers, the third portion and the first portion are located in different layers, the first portion is closer to the base substrate than the third portion, and the second portion is closer to the base substrate than the third portion.

Abstract: In a method for filtering in video coding, first boundary pixel values of a subset of first reconstructed samples are buffered at a first node in a loop filter chain, a first filter and a second filter being applied to the first boundary pixel values, the first boundary pixel values being values of pixels at a frame boundary. Second boundary pixel values of a subset of second reconstructed samples are buffered at a second node in the loop filter chain, the second boundary pixel values being values of the pixels at the frame boundary. A loop restoration filter is applied on to-be filtered reconstructed samples based on the buffered first boundary pixel values of the subset of the first reconstructed samples and the buffered second boundary pixel values of the subset of the second reconstructed samples.

Abstract: An electrochemical device including: an anode, a cathode, an electrolyte, and a separator separating the anode from the cathode. The separator includes a material that includes at least one of: a linear polymer; a kinetic friction coefficient of up to 2.0; an elongation of at least 240, elongation defined as elongation at break; a ratio of elongation to thickness of at least 10; and/or a modulus of elasticity of up to 270 MPa.

Abstract: In some aspects, a wireless communication method includes: determining, by a wireless communication device, whether at least one of a dedicated resource pool or a number of shared resource pools is provided, wherein each of the shared resource pools includes a sidelink transmission or reception resource pool; and performing, by the wireless communication device, sidelink discovery using the dedicated resource pool or one of the shared resource pools being provided based on its configuration.

Abstract: The present disclosure provide latch performance detecting method and a device. The method includes: extracting circuit structure information of a latch, having a transmission gate and a latch unit, an output terminal of the transmission gate is coupled to the input terminal of the latch unit, and the input terminal is coupled to the output terminal of the drive unit corresponding to the latch; the resistance value of the equivalent resistor of the latch is determined based on the circuit structure information, The first terminal of the equivalent resistor is the output terminal of the driving unit, and the second terminal is the input terminal of the latching unit; based on the resistance value of the equivalent resistor, the latching performance is determined. The embodiments of the present disclosure can accurately detect whether the latch is in a metastable state, which helps to improve the performance of the circuit.

Abstract: A low-carbon and low-alloy dual-phase steel and hot-dip galvanized dual-phase steel having tensile strength greater than or equal to 980 MPa and a method for manufacturing by means of rapid heat treatment. The steel has the following chemical components in percentage by mass: C: 0.05-0.17%, Si: 0.1-0.7%, Mn: 1.4-2.8%, P?0.020%, S?0.005%, B?0.005%, and Al: 0.02-0.055%, and may further contain two or more of Nb, Ti, Cr, Mo, and V, Cr+Mo+Ti+Nb+V?1.1%, the balance is Fe and other inevitable impurities. The method for manufacturing the steel comprises: smelting, casting, hot rolling, cold rolling and rapid heat treatment procedures. According to the present invention, the recovery, recrystallization and austenite transformation process of a deformed structure is changed, the nucleation rate is increased, the grain growth time is shortened, grains are refined, the strength of the material is improved, and the performance range of the material is expanded.

Abstract: Disclosed are a vehicle positioning method based on environment matching, a vehicle positioning device based on environment matching, a vehicle and a storage medium. The method includes: obtaining current environment data and a current road image of a location of a vehicle to be located; searching for an environmental impact road image set matching with the current environment data; matching the current road image with an environmental impact road image in the environmental impact road image set respectively to obtain a target environmental impact road image matching with the current road image; and determining current location information of the vehicle to be located based on the target environmental impact road image.

Abstract: Embodiments of this application provide a method for coding in a wireless communication network. A communication device interleave a first bit sequence to obtain a first interleaved sequence having sequence number starting with a sequence number of 0, wherein the first bit sequence comprises bits for indicating timing, wherein the bits for indicating timing comprises a set of bits for indicating synchronization signal block index (SSBI); wherein the set of bits for indicating SSBI are placed in positions indicated by sequence numbers of 2, 3 and 5 in the first interleaved sequence. The devices add d first CRC bits on the first interleaved sequence to obtain a second bit sequence, interleave on the second bit sequence according to an interleave pattern to obtain a second interleaved sequence, and polar encode the second interleaved sequence to obtain the encoded sequence.

Abstract: A safe riding detection method includes (i) utilizing a first wearable device to detect a first height and first posture of a first body part used for wearing the first wearable device, (ii) utilizing a second wearable device to detect a second height and second posture of a second body part used for wearing the second wearable device, and (iii) determining whether a riding anomaly or fall has occurred based on the first height, first posture, second height, and second posture. A wearable device and a computer storage medium is also disclosed.

Abstract: Provided are a highly specific Taq DNA polymerase variant and the use thereof in genome editing and gene mutation detection. All polar amino acids, directly interacting with a primer/template complex, on a Taq enzyme are selected to be mutated one by one to obtain 40 Taq variants, and extensive random mutagenesis is performed on the basis of the sequences of the variants and the sequences of wild type Taq enzymes to create a Taq mutant library. Then, a series of Taq mutants with a high specificity are screened on a qPCR screening system by means of taking a genome editing indels plasmid as a template, wherein the Taq mutants exhibit great advantages in CRISPR/Cas9 editing efficiency evaluation and single-cell cloning genotyping.

Abstract: Disclosed are a Lactobacillus rhamnosus strain having accession number CCTCC NO: M 2021185, a ferment lysate prepared thereby for regulating skin microecology, and a preparation method for the ferment lysate. The ferment lysate comprises the following components in mass percentages of same in the ferment lysate: 0.2-1% of proteins, 0.3-0.8% of polysaccharides, and 0.2-1% of amino acids. The ferment lysate obtained by using the above bacterial strain for fermentation can strongly inhibit the reproduction and growth of pathogenic bacteria, has a promotion effect on some of probiotics, has a strong inhibition effect on pathogenic hyphae of Candida albicans, can not only generate antimicrobial peptides during fermentation, but also increase the expression level of antimicrobial peptides in skin cells at the genetic level and the protein level, thereby improving skin immunity.

Abstract: A telescopic device includes a first U-shaped connector with a plurality sets of adjustment slots defined in two sides thereof and arranged along an adjustment direction; a second U-shaped connector defining first through holes in two sides thereof, the second U-shaped connector being inserted into the first U-shaped connector with U-shaped openings thereof opposite to each other to define an accommodating space; a first spring located in the accommodating space and abutting against the first and second U-shaped connectors, respectively; an elastic pin with two ends thereof extending through the first through holes and engaging into one of the plurality sets of adjustment slots; and an initial fixing pin being detachably connected to the first and second U-shaped connectors. A telescopic annular tunnel steel arch includes an upper arch, two lower arches and two telescopic devices connecting two ends of the upper arch to the two lower arches, respectively.

Abstract: Provided are a low-carbon low-alloy Q&P steel or hot-dip galvanized Q&P steel with a tensile strength greater than or equal to 1180 MPa, and a manufacturing method therefor. The steel comprises the chemical components by mass percent: C: 0.16-0.23%, Si: 1.1-2.0%, Mn: 1.6-3.0%, P?0.015%, S?0.005%, Al: 0.02-0.05%; and the steel can further comprise one or two of Cr, Mo, Ti, Nb and V, and Cr+Mo+Ti+Nb+V? 0.5%, and the balance being Fe and other unavoidable impurities. The manufacturing method comprises the processes of smelting, casting, hot rolling, cold rolling, and a rapid heat treatment or a rapid heat treatment hot dip process.

Abstract: Disclosed is a method for evaluating thicknesses of cobalt-rich crusts on seamounts, which comprises following steps: dividing a study area of cobalt-rich crusts into geological grid units, assigning crust thickness values to geological grid units; obtaining the crust thicknesses of the geological sampling stations in a preset influence range in the adjacent areas based on geological sampling station information; estimating the crust thicknesses in a certain distance range of the stations by a “distance-slope” spatial interpolation method, and through a spatial similarity of a crusts spatial distribution caused by a relationship between the distance and the slope, assigning values to grid units outside adjacent areas and within an influence range of the spatial similarity relationship; assigning values to the geological grid units that failed to obtain crust thickness value through an expected assignment method, and obtaining the crust thicknesses of the study areas.

Abstract: A dense thick alloy coating with no layered organizational structure and a preparation method thereof are provided. The preparation method includes the following steps: step 1, placing a substrate in a plasma spraying apparatus, controlling a vacuum degree of the plasma spraying apparatus to be 0.2 mbar-0.5 mbar, controlling a length of a plasma flame of the plasma spraying apparatus to be 1000 mm-1200 mm, and controlling a diameter of the plasma flame to be 200 mm-300 mm; step 2, preheating, by using a plasma spray gun, the substrate to a temperature of 700° C.-1000° C. to obtain a preheated substrate; step 3, plasma spraying an alloy powder on the preheated substrate under a specific plasma spraying condition to obtain a sprayed substrate; and step 4, cooling the sprayed substrate after the plasma spraying, to thereby obtain the dense thick alloy coating without layered organizational structure.

Abstract: A high-formability hot galvanized aluminum-zinc or hot galvanized aluminum-magnesium dual-phase steel having a tensile strength of ?590 MPa and a rapid heat treatment hot dipping fabrication method, the steel comprising the following components in mass percentage: C: 0.045-0.12%; Si: 0.1-0.5%; Mn: 1.0-2.0%; P: ?0.02%; S: ?0.006%; and Al: 0.02-0.055%. The steel may also contain one or two among Cr, Mo, Ti, Nb, and V, wherein the Cr+Mo+Ti+Nb+V?0.5%, and the remainder is Fe and other inevitable impurities. The present invention changes the recovery of a deformed structure, ferrite recrystallization and austenite transformation processes during annealing by means of rapid heat treatment, and the nucleation point of a crystal is increased, grain growth time is shortened, the strength and formability (n90 value) of the material is improved while heat treatment efficiency is improved, which thus extends the performance range of the material.