Abstract: A test device and a method for rapidly determining factors affecting water transparency are provided. The test device comprises a testing pool, a light source, an illumination sensor, an intermediate pool, a water component separating assembly, a stirring assembly and a control system assembly. The light source is above the testing pool. The illumination sensor is at a lower center of the testing pool. The testing pool is communicated with the intermediate pool through pipelines. The illumination sensor measures the transparency of water samples containing different components to determine the influence of each on water transparency. This approach addresses the challenges in quickly diagnosing the causes of low water transparency and analyzing the impact of sudden pollution events with existing technology. Consequently, this test device helps in swiftly identifying the main pollution factors in low-transparency water bodies and provides crucial support for the precise management of such water bodies.

Abstract: Disclosed are a micro-electromechanical system (MEMS) structure and an MEMS microphone comprising same. The MEMS structure comprises a back plate; and a diaphragm located on one side of the back plate, wherein the diaphragm and the back plate forms a variable capacitor, the diaphragm comprises multiple first through holes and air release structures respectively corresponding to the first through holes, and the diaphragm further comprises one or more second through holes penetrating through the diaphragm.

Abstract: A modular multifunctional pelvic fixation hemostatic device is provided, the device includes a fixing strap, a lock catch, an auxiliary fixing assembly, a hemostatic assembly, a press inflator, a perineal pocket, a hemostatic excipient pad and an auxiliary compressing assembly, a patient pelvic position is fixed through the fixing strap and the lock catch, and stability of the fixing strap in the pelvic position is improved through the auxiliary fixing assembly, thus avoiding a movement of the fixing strap during patient transporting and dragging. Great vessels in a junctional area are effectively compressed through the hemostatic assembly, thus ensuring a compression hemostasis effect of the great vessels. The hemostatic excipient pad is in full contact with a wound of the patient through the auxiliary compressing assembly, thus covering and dressing bone protrusions and bone depressions of the patient, and achieving integrated pelvic fixation, wound hemostasis, and dressing.

Abstract: An integrated device comprising a die portion that includes a plurality of pads and a plurality of under bump metallization interconnects coupled to the plurality of pads, where the plurality of under bump metallization interconnects comprises a first under bump metallization interconnect. The integrated device includes a plurality of pillar interconnects coupled to the plurality of under bump metallization interconnects, where the plurality of pillar interconnects includes a first pillar interconnect. The first pillar interconnect includes a first width that corresponds to a widest part of the first pillar interconnect, and a second width that corresponds to a part of the first pillar interconnect that is vertically farthest away from the first under bump metallization interconnect, wherein the second width is less than the first width.

Abstract: The present disclosure discloses a breathing resistance device having an aromatherapy wick, comprising a tubular portion, an end of the tubular portion is provided with a connecting ring, an outer wall of the connecting ring is provided with a hanging chain, the other end of the tubular portion is connected with a dumbbell-shaped suction nozzle, the interior of the tubular portion is provided with an aromatherapy wick, an end of the dumbbell-shaped suction nozzle is provided with a connecting assembly, and the connecting assembly is used for connecting the dumbbell-shaped suction nozzle with the tubular portion.

Abstract: An arrayed high-energy laser counter-UAV (unmanned aerial vehicle) test method and apparatus are provided, relating to the technical field of UAV tests. The method includes the following steps: preparing a test apparatus and a UAV; conducting a laser counter-UAV test; observing an ablation process and analyzing an ablated morphology of the UAV to obtain a radius and ablation depth of a tested ablation area of the UAV; performing finite element simulation on a test process to obtain a radius and ablation depth of a simulated ablation area of the UAV; and comparing the radii and ablation depths of the simulated and tested ablation areas of the UAV, adjusting finite element simulation parameters to make a simulation result coincide with a test result, and deriving an ablation depth-time variation curve of a key point in the simulated ablation area.

Abstract: This application discloses a data transmission method, apparatus, device, and system, and a storage medium, and relates to the field of communication technologies. In one example method, a first device sends common data to a plurality of second devices through one multicast channel, where the common data is same data. The first device separately sends corresponding differential data to the plurality of second devices through a plurality of unicast channels, where the respective differential data of the plurality of second devices is different.

Abstract: Electronic structures and methods of assembly are described in which a lid with pocket sidewalls is mounted on a routing substrate such that the pocket sidewalls laterally surround an electronic component and provide a barrier to outflow of the thermal interface layer outside of the pocket sidewalls, and in particular a thermal interface layer including a liquid metal film.

Abstract: A super junction power device with an adjustable gate resistance structure and a manufacturing method thereof relate to a field of manufacturing of power devices and semiconductors. The manufacturing method includes preparing a cell structure and an adjustable gate resistance structure of the super junction power device; preparing contact through holes; preparing a metal wire layer; and preparing a passivation layer. By designing an adjustable gate resistance structure, a gate resistance of the super junction power device is flexibly adjusted within a certain gate resistance range based on application requirements, further improving an application range of the super junction power device. Through adjustable gate resistance control electrodes, open-circuit control is performed on corresponding independent gate resistors to realize an adjustment of the corresponding gate resistor, There is no need to change a layout of a gate, contact holes, and metal wire layers for different gate resistance requirements.

Abstract: The present disclosure provides a chimeric antigen receptor (CAR) immunotherapy for treating a hematologic cancer comprising (a) genetically modifying a population of immune effector cells comprising T cell receptors (TCRs) to stably express at least one CAR, wherein the ectodomain of the CAR specifically binds a cancer antigen; (b) expanding the population of CAR-containing immune effector cells in the presence of one or more cytokines in vitro to achieve a therapeutic dose, wherein the population of CAR-containing immune effector cells exhibits a nonexhausted memory T cell phenotype; and (c) infusing eligible subjects with the CAR-containing immune effector memory T cell phenotype population of cells as needed until the hematologic cancer in the body is destroyed. The intracellular signal transduction domain of the CAR includes 4-1BB, a CD3? T cell activation chain and a genetically engineered TLE3, which can be ectopically expressed.

Abstract: Disclosed in the present invention is a multi-crystal nucleus transparent glass-ceramic and a preparation method therefor, said preparation method comprising the following steps: during glass production, adding a plurality of types of nucleation agents, and after processing, acquiring a mother glass having certain outer dimensions; and placing the mother glass obtained in S2 under a temperature of T1 and heating for 1h-6h to perform annealing treatment, after the annealing treatment is complete, placing under a temperature of T2 and heating 1h-6h to perform nucleation treatment, and after nucleation treatment is complete, placing under a temperature of T3 and heating 0-3h to perform crystallization treatment. T1<T2. The present invention produces a glass-ceramic containing multiple types of crystal nuclei and having crystal phases of lithium disilicate and petalite.

Abstract: The present invention relates to safe strengthened glass with a low-variation-amplitude tensile stress region, a preparation method and an application. The change curve of the compressive stress and tensile stress of the strengthened glass meets a specific function relationship; within the range of 0.45-0.

Abstract: A motor base, a voice coil motor and a manufacturing method thereof are disclosed. The motor base includes a plurality of metal branches, an insulating base injection-molded on the plurality of metal branches, at least one first electronic component mounted on the insulating base and electrically connected to the metal branches, and a high-density integrated circuit module. The high-density integrated circuit module includes a rigid circuit board and a high-density integrated circuit soldered to the rigid circuit board. The rigid circuit board is provided with a plurality of conductive sheets arranged at intervals. The conductive sheets are electrically connected to the metal branches embedded in the insulating base, so that the high-density integrated circuit is electrically connected to the first electronic component through the metal branches. It can more reasonably utilize the circuit layout space of the motor base, allowing the high-density integrated circuit to utilize a larger space.

Abstract: Provided is a vacuum sealer, comprising a base and a cover, the cover being movably hinged to a rear edge of the base, the base being configured with a vacuum pump, a control circuit board, and a power cord, wherein the vacuum pump is electrically connected to the control circuit board; an upper vacuum chamber and a lower vacuum chamber, wherein the upper vacuum chamber corresponds to the lower vacuum chamber to form a heat-seal area when the cover is closed against the base, wherein the upper and lower vacuum chambers are each configured with a sealing gasket at their peripheries, respectively; a heating sheet assembly electrically connected to the control circuit board being positioned on a front edge of the base opposite to the hinged rear edge; a heat-seal strip being positioned on a front edge of the cover opposite to the hinged rear edge.

Abstract: Provided in the present invention is a rare earth-doped reinforced glass-ceramic, and a preparation method and a use therefor. Raw materials rare earth-doped reinforced glass-ceramic comprise at least one of the following rare earth oxides: Ta2O5, La2O3, Y2O3, Tm2O3, or Nb2O5. In the present invention, a glass article doped with at least one rare earth oxide from among Ta2O5, La2O3, Y2O3, Tm2O3, or Nb2O5 is subjected to thermal treatment and ion exchange to produce the rare-earth doped reinforced glass-ceramic. In the rare earth-doped reinforced glass-ceramic, due to the high field strength and high accumulation effects of the rear earth element, the crystal size of the glass-ceramic is caused to low, and the crystal ratio thereof to be high, thus being able to effectively improve the mechanical performance and visible light transmittance of the glass-ceramic, and effectively controlling uniform devitrification of the glass. The invention is suitable for use in cover panels of electronic devices.

Abstract: Generally this disclosure describes a video communication system that replaces actual live images of the participating users with animated avatars. A method may include selecting an avatar; initiating communication; detecting a user input; identifying the user input; identifying an animation command based on the user input; generating avatar parameters; and transmitting at least one of the animation command and the avatar parameters.

Abstract: A drifting buoy trajectory prediction method based on a hybrid neural network prediction model, includes: S1, obtaining marine environmental data and historical trajectory data of a drifting buoy; S2, performing preprocessing on the marine environmental data and the historical trajectory data to obtain input data configured to predict northward and an eastward velocities of the drifting buoy; S3, inputting the input data into the hybrid neural network prediction model to obtain predicted values of the northward and eastward velocities; S4, calculating latitude and longitude coordinates of a trajectory point of the drifting buoy based on the predicted values of the eastward and northward velocities; and S5, predicting, by repeating the step S1-S4, latitude and longitude coordinates of trajectory points of the drifting buoy at multiple time points to obtain a sequence of trajectory point coordinates to thereby achieve trajectory prediction of the drifting buoy over a target future period.

Abstract: A display substrate and a display device are provided. The display substrate includes a display region including light emitting units; the light emitting units are arranged into light emitting unit rows, and the light emitting units in one of the light emitting unit rows are arranged along a first direction; the light emitting units include first light emitting units. In at least part of the display region: distances, in the first direction, between a light emitting region of one first light emitting unit and light emitting regions of two of the first light emitting units adjacent to the one first light emitting unit are different, and/or distances, in a second direction, between a light emitting region of one first light emitting unit and the light emitting regions of two of the first light emitting units adjacent to the one first light emitting unit are different.

Abstract: Provided herein are pharmaceutical compositions comprising a quinolone compound for irritable bowel syndrome, especially provided is the use of the quinolone compound, in particular 1-cyclopropyl-6-fluoro-1. 4-dihydro-8-methyl-7-(2-amino-3-cyano-5-pyridyl)-4-oxo-3-quinoline-carboxylic acid or a pharmacologically acceptable salt, a hydrate, a solvate or a deuteride thereof for preventing or treating irritable bowel syndrome of a human or an animal.