Abstract: The application discloses a high-speed air gun, comprising a main body and at least two fans; the main body is provided with an air duct and an air inlet and an air outlet respectively arranged at both ends of the air duct; the fans are sequentially installed in series in the air duct, and the direction of the air flow output by each fan is toward the air outlet, and a compression chamber is formed in the air duct between adjacent fans. The application has the advantages of high wind speed, good safety and good portability.

Abstract: Provided in the present disclosure are an information synchronization processing method, system and apparatus, and an electronic device and a storage medium. The method includes: receiving a first service synchronization request and determining a serving module from which the first service synchronization request comes; if the first service synchronization request comes from an online document serving module, determining a service synchronization type of the first service synchronization request, and synchronizing first service information in a first service information serving module on the basis of the determined service synchronization type; and if the first service synchronization request comes from the first service information serving module, synchronizing records about the first service information in a target online document in the online document serving module on the basis of the first service synchronization request.

Abstract: The present disclosure provides systems and methods that can provide portable, real-time accessible DNA memories. An example DNA-based data storage system includes a loading region configured to receive a plurality of DNA-based data storage elements in a suspension fluid and a plurality of microtubes disposed in a capture/release region. The microtubes are configured to capture and release the DNA-based data storage elements. The DNA-based data storage system also includes a linearization region configured to linearize the DNA-based data storage elements and a readout region with a readout device configured to provide information indicative of the respective DNA-based data storage elements.

Abstract: The present disclosure relates to an array substrate, a display panel, and an electronic device. The array substrate includes a plurality of sub-pixel regions, a gate line layer, and a common electrode layer. Each sub-pixel region of the sub-pixel regions has two sub-pixel units disposed in a same row and two thin film transistors connected to the two sub-pixel units respectively. The gate line layer has gate lines and gate electrodes. Control electrodes of two thin film transistors of each sub-pixel region are respectively connected to two gate lines located on two ends of the sub-pixel region through corresponding gate electrodes.

Abstract: The present disclosure provides methods of operating a memory, memories, and memory systems. An example memory includes a peripheral circuit including a first micro-control circuit, a second micro-control circuit, and a third micro-control circuit. The method includes: in response to executing a first operating instruction, sending, by the first micro-control circuit, a first signal to the second micro-control circuit; in response to the first signal, executing, by the second micro-control circuit, a second operating instruction; sending, by the second micro-control circuit, a second signal to the third micro-control circuit; and in response to the second signal, executing, by the third micro-control circuit, a third operating instruction.

Abstract: A method includes using a first pump apparatus to control a pressure condition of a first chamber, wherein the first pump apparatus produces a first operation data in a first digital protocol format; using a second pump apparatus to control a pressure condition of a second chamber, wherein the second pump apparatus produces a second operation data in a second digital protocol format different from the first digital protocol format; receiving, by a box device, the first operation data in the first digital protocol format and the second operation data in the second digital protocol format; decoding, by the box device, the first operation data in the first digital protocol format and the second operation data in the second digital protocol format; determining whether the first operation data is in an acceptable range; and adjusting the first pump apparatus to set the first operation data within the acceptable range.

Abstract: Provided is a photovoltaic module, including a first intermediate busbar having a first lead-out terminal provided at an end thereof; a second intermediate busbar having a second lead-out terminal provided at an end thereof; and a first jumper wire arranged on a first isolation bar; the first lead-out terminal and the second lead-out terminal are located on two opposite sides of the first jumper wire, and the first lead-out terminal and the second lead-out terminal abut against two opposite side surfaces of the first isolation bar or overlap a top surface of the first isolation bar. Compared with the related art, the first isolation bar where the first jumper wire is located is clamped or pressed by the first lead-out terminal and the second lead-out terminal, to prevent short circuit or shielding of the cell caused by free movement of the first jumper wire, the first and second intermediate busbars.

Abstract: A multi-purpose rescue rod for toxic gas poisoning or drowning and electric shock rescue is provided, which includes an upright column, a C-shaped hook, and a base. The upright column, the C-shaped hook, and the base are all made of insulating materials. The upright column includes an outer cylinder and an inner cylinder. A limiting device for limiting a relative position between the outer cylinder and the inner cylinder is arranged on the outer cylinder. A lighting device is arranged at an upper end of the inner cylinder. The rescue rod is used as a clothes hanger when not used for rescue.

Abstract: A seat, an automobile, a control method for an armrest assembly, and a storage medium are described. The seat includes a seat body; at least one armrest assembly, where the armrest assembly includes a body part, a transmission assembly, and a driving member, the body part is mounted to the seat body, and the driving member is connected to the body part via the transmission assembly; and a controller. The controller is configured to receive a rotation angle of the seat body, and control the driving member based on the rotation angle which drives the body part to maintain a horizontal state.

Abstract: A computer system that performs control for presenting recommendation information relating to an item to a user includes a recommended date estimation section and a recommendation control section. The recommended date estimation section estimates a first recommended purchase date that is a recommended purchase date of a first item, based on measurement size information relating to a measurement size of the item, body information of a first target user with respect to a wearing part on which the item is worn, and the measurement size information of a wearing item suitable for the first target user to wear at a current time point. The recommendation control section provides the first recommended purchase date and additional information for recommending purchase of the first item.

Abstract: The present application relates to the technical field of air-abrasion and scaling apparatuses, and particularly to a dental air-abrasion handle capable of illumination. The dental air-abrasion handle comprises a nozzle assembly, a middle assembly and a tail end assembly, which are sequentially connected, wherein a light-emitting element is provided in the nozzle assembly, the middle assembly and/or the tail end assembly, an optical propagation channel is provided on the nozzle assembly, the middle assembly and/or the tail end assembly, and a circuit connected to the light-emitting element is provided on the nozzle assembly, the middle assembly and/or the tail end assembly. Light from the light-emitting element is propagated directly or through the optical propagation channel, such that the dental air-abrasion handle has an illumination function.

Abstract: Embodiments described herein provide systems and techniques for training large language models. In one aspect, a process for performing in-context few-shot training for a transformer-based language model is disclosed. This process may begin by receiving the transformer-based language model having a context window of a predetermined size, as well as a training dataset comprising a set of prompt/completion examples. The process then constructs a training sequence based on the training dataset. Next, the process performs a single forward pass using the training sequence as input. The process subsequently performs a set of backward passes from a subset of examples in the training sequence, wherein each backward pass is conditioned on a selected subset of prompt/completion examples in the training sequence.

Abstract: A power conversion apparatus, a control apparatus, and a switch-mode power supply, which may be used in the field of power supply technologies. A PPC inductor and a switch unit in a PPC circuit are reused in a hold-up time prolonging circuit, so that only at least one capacitor and at least one switch unit need to be added. Therefore, a quantity of newly added components is reduced, and costs are reduced.

Abstract: A word line regulator that can control an SRAM cell during a write process is disclosed. The SRAM cell is coupled to bit lines that are driven using a reduced voltage in order to conserve power. The SRAM cell includes a latch that is powered by a power supply in a power domain that is different from the bit lines. The word line regulator is configured to output a voltage that is based on the different power domains to ensure the proper operation of transistors in the SRAM cell during the write process.

Abstract: Described are an emulsifier and a preparation method therefor, and an oil-based drilling fluid. The emulsifier has a polyene polyamine skeleton and a hydrophobic group connected to the skeleton, and part of the polyene polyamine skeleton is connected to a sulfonic acid group. The molar ratio of a sulfur element to a nitrogen element in the emulsifier is 0.02-0.4:1. In the emulsifier, the part of the emulsifier that does not contain the sulfonic acid group can function as a main emulsifier, and the part of the emulsifier that contains the sulfonic acid group has suitable hydrophilicity and can function as an auxiliary emulsifier. A composite emulsifier formed based on compounds of the same structure and type can achieve closer fusion to form a compact composite interfacial film, and has an excellent emulsifying effect and good electrical stability and thermal stability.

Abstract: Example memory devices, systems, and methods for reducing verify operation time in memory devices are disclosed. One example method includes performing, based on one of 2N pieces of N-bits data, a first programming operation of the target memory cell to program the target memory cell into an intermediate threshold voltage range P 1 I of a first set of 2N-1 threshold voltage ranges { P 1 0 , P 1 1 , … , P 1 2 N - 2 } , where P 1 2 N - 2 ? and ? P 1 2 N - 3 share a same verify voltage. A second programming operation of the target memory cell is performed, based on the one of 2N pieces of N-bits data and the intermediate threshold voltage range P 1 I , to program the target memory cell into one of a second set of 2N threshold voltage ranges { P 2 0 , P 2 1 , … , P 2 2 N - 1 } , where { P 2 0 , P 2 1 , … , P 2 2 N - 1 } correspond to the 2N pieces of N-bits data respectively.

Abstract: A backplane including bit lines and word lines to update a radiative state of a pixel is disclosed. The back plane includes a first delay line that replicates delays caused by a bit line and a second delay line that replicates delays caused by a word line. The replicated delays cause word line signals traveling along a first path to arrive at a pixel at approximately the same time as bit line signals traveling along a second path. The delays are added incrementally row-by-row and column-by-column so that each pixel can receive synchronized signals regardless of its position in the array of pixels.

Abstract: A fully-automatic aluminum thermal-spraying corrosion prevention production line based on robots and visual recognition is provided. The production line comprises an automatic feeding system comprising feeding carrying and conveying mechanisms; a laser derusting system comprising a derusting robot, a laser cleaning nozzle and derusting conveying mechanisms; an aluminum thermal-spraying system comprising an aluminum spraying robot and an aluminum thermal-spraying gun; an automatic rolling system comprising a rolling pedestal, a first rolling wheel, a second rolling wheel and a rolling drive mechanism; a laser cutting system; and a discharging and stacking system.

Abstract: The present disclosure relates to an apparatus for digital spot laser processing and an application thereof. The apparatus includes a laser processing lens and a thermal imager arranged in coordination. The laser processing lens receives arrayed laser beams from a light entrance port. A collimation module is configured to perform a collimation process on the arrayed laser beams. A microlens array homogenizing and shaping module performs an output spot regularization process on each laser beam in the arrayed laser beams. A light exit port outputs processed arrayed laser spots. A controller is provided in coordination with laser beams from a laser emitter array and the thermal imager. The controller adjusts a partitioned output of the laser emitter array based on a feedback signal from the thermal imager. The laser processing lens is applied to laser processing of components having symmetrical heat transfer characteristics and components having asymmetrical heat transfer characteristics.