Abstract: An online uncapping system includes a sample intake rail, a scanning blocking mechanism, a sample container information scanning apparatus, an uncapping blocking mechanism, a sample tube clamping mechanism, a sample tube uncapping device, and a cap receiving mechanism. The scanning blocking mechanism is arranged on one side of the sample intake rail; the sample container information scanning apparatus is configured to read information about the sample tube blocked by the scanning blocking mechanism; the uncapping blocking mechanism is arranged on one side of the sample inlet rail and configured to block and release the sample tube; the sample tube clamping mechanism is configured to clamp the sample tube blocked by the uncapping blocking mechanism; the sample tube uncapping device is configured to uncover the sample tube blocked by the uncapping blocking mechanism; and the cap receiving mechanism is configured to collect the tube cap.

Abstract: This disclosure generally relates to power generation methods and systems based on gas turbine engines, and particularly to mobile and adaptive power generation systems and methods based on gas turbine engine for supplying mechanical and/or electrical power for fracturing operations at an oil wellsite. Various systems, platforms, components, devices, and methods are provided for flexibly and adaptively configure one of more gas turbines, hydraulic pumps, and electric generators to support both fracturing and electric demands at a well site. The disclosed implementations enable and facilitate a mobile, adaptive, and reconfigurable power system to provide both mechanical and electric power for hydraulic fracturing operation.

Abstract: Methods, systems, and devices for wireless communications are described. A transmitting device may receive one or more service data units (SDUs) at a layer two (L2) layer of the transmitting device. The transmitting device may encode, at the L2 layer, the one or more SDUs according to one or more network coding parameters to obtain at least one encoded protocol data unit (PDU), the one or more network coding parameters comprising a rateless code. The transmitting device may generate, for the at least one encoded PDU, at least one corresponding PDU header. The transmitting device may output the at least one encoded PDU and the at least one corresponding PDU header from the L2 layer to a lower layer of the transmitting device for transmission to one or more receiving devices.

Abstract: A near-eye display (NED), comprising an augmented reality (AR) lens comprising a main prism lens and a see-through corrector lens, wherein the AR lens comprises a bottom edge that tapers toward a blunt tip, and a micro-display panel coupled to the AR lens and comprising a processor configured to process content for display to a user wearing the NED, and a display coupled to the processor and configured to project the content to the AR lens.

Abstract: A system for purifying helium gas, a method, and an application. The system includes a first gas-liquid separation device, a primary helium extraction tower, a second gas-liquid separation device, a secondary helium extraction tower, and a nitrogen removal tower, which are in sequential communication. The first gas-liquid separation device performs first treatment to convert helium-containing natural gas into a first gas and first liquid phases; the primary helium extraction tower performs first distillation on the first gas and first liquid phases to obtain a second gas and second liquid phases; the second gas-liquid separation device performs second treatment to convert the second gas phase to a third gas and third liquid phase; the secondary helium extraction tower performs second distillation on the third gas and third liquid phases to obtain crude helium and a fourth liquid phase form which nitrogen is removed by the nitrogen removal tower.

Abstract: Disclosed are an advanced persistent threat (APT) detection method and system based on a continuous-time dynamic heterogeneous graph network (CDHGN). The method includes: selecting network interaction event data, extracting entities from the network interaction event data as source nodes and target nodes, extracting an interaction event occurring between a source node and a target node as an edge, and determining a type and an attribute of a node, a type and an attribute of the edge, and a moment at which an interaction event occurs, to obtain a continuous-time dynamic heterogeneous graph; converting each type of edge in the continuous-time dynamic heterogeneous graph into a vector by a CDHGN encoder, to obtain an embedding representation by a CDHGN decoder to obtain a detection result of whether each type of edge is an abnormal edge, to intercept an APT attack.

Abstract: Embodiments of the present description provide a connecting device. The device comprises a seed crystal support and a seed crystal rod, and the seed crystal support is connected to one end of the seed crystal rod.

Abstract: An online centrifugal system includes a conveying device, a balancing and weighing mechanism, a manipulator, and a centrifuge. The conveying device, the balancing and weighing mechanism and the centrifuge are sequentially arranged. The conveying device is used to convey a sample holder for holding blood collection tubes, the balancing and weighing mechanism is used to weigh an adapter, and the centrifuge is used to perform centrifugation to blood collection tubes. The manipulator is used to grab the blood collection tubes and the adapter respectively, to convey the blood collection tubes between the adapter and the conveying device, and convey the adapter between the centrifuge and the balancing and weighing mechanism. An inlet and outlet window is provided on the centrifuge for passage of the adapter. The balancing and weighing mechanism is used to balance the adapter, thereby meeting balancing needs of the adapter.

Abstract: A seat with a health monitoring function is provided. The seat with a health monitoring function includes a seat body, a seat power supply box, and a detection module, where the seat body is provided with the seat power supply box; and the seat power supply box is provided with the detection module and a control button.

Abstract: A battery includes a battery module, where the battery module includes at least one battery cell, and the battery module is disposed in a first direction, the first direction being a length direction of the battery or a moving direction of the electric device with the battery. The battery cell includes a plurality of surfaces, where the plurality of surfaces include a first surface with the largest area, and the plurality of surfaces further include two second surfaces opposite each other, the two second surfaces being both connected to the first surface. The battery cell further includes a pressure relief mechanism, where the pressure relief mechanism is disposed on the first surface or one of the second surfaces.

Abstract: A method for diagnosing rotor rub-impact in a rotating machinery based on vibration signal deconstruction and frequency modulation characteristic anti-noise enhancement, including: converting, based on two-stage integration transformation and high-pass filtering, vibratory acceleration signals from a rotating machinery device into vibratory displacement signals; performing targeted extraction on a rotating frequency component therein based on an improved variational mode decomposition method; calculating and estimating instantaneous fluctuation characteristics of a fundamental frequency of the extracted rotating frequency component using a quadrature-derivative-based normalized Hilbert transform to obtain an instantaneous frequency; inputting a calculated instantaneous frequency sequence into an optimum stochastic resonance system for anti-noise enhancement of intrawave frequency modulation characteristics; and processing FFT on an instantaneous frequency of intrawave frequency modulation characteristics afte

Abstract: The present invention discloses a Acinetobacter baumannii immunogenic protein and its composition and application. This invention provides a protein, comprising 39 amino acids of the N-terminal ?-helix part of the Ata protein transport functional domain of Acinetobacter baumannii and an adjuvant protein; amino acid sequence of said 39 amino acids of the N-terminal ?-helix part of the Ata protein transport functional domain of Acinetobacter baumannii is shown as the 127th-165th amino acid residues of SEQ ID NO:2. In present invention the 39 amino acids of the N-terminal ?-helix part of surface protein Ata (Acinetobacter trimeric autotransporter) of Acinetobacter baumannii, was took to fuse with CTB, and express in BL21. The protein was purified by a nickel column, and used to intraperitoneally immunize mouses by 2.5 ?g/mouse. Its immunogenicity and immunoprotection was verified through the animal experiments, which proves it has a good effect of anti-infection of Acinetobacter baumannii.

Abstract: The present disclosure provides a method of forming a semiconductor structure and a semiconductor structure. The method of forming a semiconductor structure includes: providing an initial structure, where the initial structure includes a substrate and bit line structures arranged at intervals on the substrate; forming an initial protective structure, where the initial protective structure at least covers a part of sidewalls of each of the bit line structures, and the initial protective structure has a first height in a direction parallel to the bit line structures; forming a shielding structure, where the shielding structure at least covers a part of sidewalls of the initial protective structure; and removing at least a part of the initial protective structure exposed by the shielding structure by using the shielding structure as an etching selection layer, to form protective structures each having a second height.

Abstract: Provided are a method and an apparatus for generating prediction information, an electronic device, and a computer readable medium. The method includes: generating, based on first user characteristic information of a target user, anonymous user information of the target user (201); sending the anonymous user information to a second processing end to enable the second processing end to generate prediction information based on the anonymous user information and second user characteristic information (202) of the target user. Data interaction and sharing are realized while ensuring data privacy, thereby improving accuracy of the prediction information.

Abstract: A multiplex KASP marker primer set for a set of wheat plant height major genes, consisting of a pre-primer having a nucleotide sequence as shown in SEQ ID NO. 10, a post-primer having a nucleotide sequence as shown in SEQ ID NO. 11, and a universal primer having a nucleotide sequence as shown in SEQ ID NO. 9. The multiplex KASP marker primer set achieves the simultaneous detection of the Rht-B1 and Rht-D1 genes.

Abstract: The embodiments of the disclosure provide a method, apparatus, device and storage medium for presenting information, which relate to the technical field of computers. The method includes: obtaining object search information, in response to the object search information being object category information, determining a target object category corresponding to the object search information, and presenting object information of a plurality of target objects corresponding to the target object category in a search result presentation page; where all the plurality of target objects are different, and object information of a target object includes object attribute information and image resource information of the target object. By employing the above technical solution, when the user is searching the object category, object information of a plurality of target objects different from each other corresponding to the target object category is presented in the search result page.

Abstract: In accordance with aspects of the present disclosure, a user equipment (UE) may receive a configuration for mapping PC5 quality of service (QoS) flows to frequencies. The UE may also receive a sidelink logical channel configuration message indicating that sidelink data associated with a logical channel can be mapped to one or more sidelink carriers on a list of allowed sidelink carriers. Accordingly, the UE may transmit the sidelink data associated with the logical channel via at least one sidelink carrier on the list of allowed sidelink carriers based at least in part on mapping the logical channel to the at least one sidelink carrier in accordance with the configuration for mapping and the sidelink logical channel configuration message.

Abstract: Provided are AI chip, electronic device and convolution operation method. AI chip includes: N convolution cores and storage control system. Storage control system is electrically connected to N convolution cores. Storage control system reads input image data from memory, distributes input image data to each convolution core, reads each weight block from memory, splits each weight block into N pieces of weight data, and distribute N pieces of weight data to N convolution cores, each convolution core corresponds to a piece of weight data, and each weight block is part of complete weight; each convolution core performs convolution operation on received weight data and input image data. Convolution operation results of each convolution core for the same weight block are added to obtain convolution operation result of each weight block, and convolution operation results of each weight block are added to obtain final convolution operation result.

Abstract: A computer-implemented method for a service mesh to simulate and address a situation in which there are several transactions among services with an asynchronous relationship between the services is provided. The computer-implemented method includes identifying that the situation occurs with a response provided to a user upon a user invocation of one of the services, analyzing the situation to determine that the asynchronous relationship between the services caused an error in at least one of the several transactions, recording data of a next user invocation of the one of the services, modifying the data of the next user invocation of the one of the services to correct the error and to thereby generate modified data, simulating an execution of the next user invocation of the service using the modified data and confirming that the modified data corrects the error based on results of the simulating.

Abstract: A display panel, a motherboard, and a mini LED display device. The display panel includes: a panel edge extending along a first direction, and a display region and a test region. The test region is between the display region and the panel edge and includes test pads. At least two test pads are arranged along the first direction, adjacent ones of which are spaced by at least two first electrostatic discharge protection wires extending from one side of the display region adjacent to the test region to the panel edge. Each first electrostatic discharge protection wire includes a first line segment located between two adjacent test pads and a second line segment adjacent to the panel edge. A distance between adjacent first line segments between two adjacent test pads in the first direction is less than a distance between adjacent second line segments in the first direction.