Abstract: Embodiments of the present disclosure provide a solution for media data transmission. A method for media data transmission is proposed. The method comprises: transmitting, at a first device and to a second device, a request for at least one media data file, the request comprising a first indication indicating that a plurality of media data files are to be transmitted in a single message; and receiving the plurality of media data files in the single message from the second device. Thereby, the initialization delay can be advantageously reduced.

Abstract: A quick-swapping bracket assembly with high locking stability and electric vehicle comprising the same, the quick-swapping bracket assembly comprises a vehicle body bracket and a lock base. The lock base is fixed onto the electric vehicle by means of the vehicle body bracket, the opening of the lock base is arranged at the bottom, and the battery box enters the slideway through the opening at the bottom, so that the battery box is locked in the slideway and avoid the battery box entering the slideway from the side of the lock base, which can avoid the lock shaft being skidded out from one side of the lock base and improve the safety of the battery box being locked.

Abstract: This application provides a method for ensuring operation reliability of a radio frequency unit and a communication apparatus. The method includes: A distributed unit receives state information from the radio frequency unit, where the state information includes at least one of CPU usage of the radio frequency unit, a temperature of the radio frequency unit, and temperature difference information of the radio frequency unit. The distributed unit adjusts, based on the state information, a parameter of the radio frequency unit and/or a parameter of an antenna corresponding to the radio frequency unit.

Abstract: The present disclosure provides methods and compositions for RNA affinity purification. In particular, the disclosure relates to compositions and methods of making and using mRNA comprising one or more aptamers which specifically bind an affinity ligand.

Abstract: A face image clustering method and system based on a localized simple multiple kernel k-means is provided. The face image clustering method based on localized simple multiple kernel k-means includes the following steps: S1, acquiring face images, and preprocessing the acquired face images to obtain an average kernel matrix for each view; S2, calculating n (?×n)-nearest neighbor matrices according to the obtained average kernel matrices; S3, calculating a localized kernel matrix for each view according to the nearest neighbor matrices; S4, constructing a localized simple multiple kernel k-means clustering objective function according to the calculated localized kernel matrix for each view; S5, solving a minimum of the constructed objective function by adopting a reduced gradient descent method to obtain an optimal clustering partition matrix; and S6, performing k-means clustering on the obtained clustering partition matrix to achieve clustering.

Abstract: This disclosure relates to heterobifunctional compounds (e.g., bi-functional small molecule compounds), compositions comprising one or more of the heterobifunctional compounds, and to methods of use the heterobifunctional compounds for the treatment of certain disease in a subject in need thereof. The disclosure also relates to methods for identifying such heterobifunctional compounds.

Abstract: Embodiments of the present disclosure provide a method for controlling a BWP inactivity timer and a terminal device. The method includes: controlling, in a case where there is at least one configured or activated BWP for the terminal device, a BWP inactivity timer of each BWP in the at least one configured or activated BWP according to a preset processing mode or a network configuration mode, the preset processing mode or the network configuration mode being to start the BWP inactivity timer, or restart the BWP inactivity timer, or not start the BWP inactivity timer, or stop the BWP inactivity timer.

Abstract: A matching circuit for a plasma tool including an impedance matching network configured to be coupled between a power supply and a plasma chamber, the plasma chamber being configured to operate a plasma in a predetermined frequency range, the power supply being configured to provide power for the plasma chamber, the impedance matching network including a first pi-network and a second pi-network in series coupled between an input of the plasma chamber and an output of the power supply, and the impedance matching network being configured such that, during operation of the plasma chamber in the predetermined frequency range, an impedance of the impedance matching network and the plasma chamber equals an impedance of the power supply.

Abstract: An optical millimeter wave terahertz transfer system and transfer method are disclosed. The device comprises a local terminal, a transfer link, an access terminal, and a user terminal. By using the device in the transfer link, optical signals transferred forward and backward are extracted through optical couplers, and millimeter wave terahertz signals with a stable phase are obtained at any position in the transfer link through optical signal filtering, photovoltaic conversion, microwave filtering, frequency division and optical frequency shift processing. The device and method have the characteristics of high reliability, simple structure, and low implementation cost.

Abstract: A haunched component-based steel support structure for a foundation pit, including an enclosing purlin beam, a support beam located on an inner side of the enclosing purlin beam, and a triangular support arranged on the enclosing purlin beam. A first edge of the triangular support is fixedly arranged on the enclosing purlin beam. An end of the support beam abuts against a second edge of the triangular support to be supported on the enclosing purlin beam, and a haunched component is arranged between the enclosing purlin beam and a third edge of the triangular support. A first side of the haunched component is connected to the third edge of the triangular support, and a second side of the haunched component is connected to the enclosing purlin beam.

Abstract: A plasma system includes a plasma apparatus comprising a plasma chamber and a substrate support disposed in the plasma chamber. The system includes an electromagnetic (EM) circuit block coupled to a radio frequency (RF) electrode. The EM circuit block includes a broadband RF waveform function generator, the broadband RF waveform having EM power distributed over a range of frequencies, and a broadband impedance matching network having an input coupled to an output of the broadband RF waveform function generator and an output coupled to a terminal of the RF electrode, an operating frequency range of the broadband impedance matching network including the range of frequencies. The system includes a controller programmed to adjust an input parameter of the EM circuit block.

Abstract: This disclosure provides systems, methods, apparatus, and compositions of matter related to lithium-ion batteries. In one aspect, a lithium metal oxide has a general formula Li1+x(MM?)1?x?yDyO2. M is a redox-active transition metal, M? is a redox-inactive transition metal, and D is a metal dopant selected from a group consisting of V, Cr, Fe, and Mo. D is not M or M?, and M is not M?. 0<x?0.2 and 0<y?0.2. The lithium metal oxide has a cation-disordered rocksalt structure.

Abstract: A spindle power-on device for a mechanical discharge compound machine tool mounted on a spindle, includes a copper bush, a gear plate, bevel gears, electric bush assemblies, a chuck housing, a supporting plate, a mounting plate and a power device.

Abstract: Disclosed is a battery pack for an electric vehicle and an electric vehicle comprising the same, and the battery pack for an electric vehicle comprises: a cabinet, at least two accommodating cabinets for accommodating the battery modules are provided within the cabinet, and the two accommodating cabinets are arranged at intervals to form a clearance; a locking matching mechanism arranged in the clearance, and a locking point of the locking matching mechanism and the locking mechanism on a vehicle body longitudinal beam is lower than an upper end of the accommodating cabinet. When the battery pack is mounted on the vehicle, it leaves more height space for a battery swapping device, so that the cost, time and difficulty of building the battery swapping station are reduced, the requirements of the construction site to build a station is reduced, and the efficiency of battery swapping is improved.

Abstract: An ultrasonic-resilience value testing apparatus for an inorganic non-metal plate, including: a fixing mechanism, a testing mechanism and a control mechanism. The fixing mechanism is for carrying and fixing an inorganic non-metal plate to be tested; the testing mechanism is for performing ultrasonic-resilience value testing on the inorganic non-metal plate fixed on the fixing mechanism; and the control mechanism is in communication connection to the fixing mechanism and the testing mechanism, and is for controlling the fixing mechanism and the testing mechanism to run. By setting the fixing mechanism, problems such as slipping, angle deviation, vibration or movement and damage to the test sample are avoided. By setting the testing mechanism for the resilience value testing, the phenomenon that the relevant mechanical properties of the test sample cannot be accurately reflected since a resilience angle, a velocity and the like are affected by human factors, is improved.

Abstract: An auxiliary cleaning device for a disabled person, comprising a movable support (1), a leg lifting device (2), and a cleaning device (3). The distances between a cleaning mechanism (33) and a part to be cleaned of a user in a first direction, a second direction, and a third direction are automatically adjusted, such that the cleaning mechanism (33) is driven by a mechanical arm mechanism (32) to move to a designated position near said part, so as to perform an operation such as cleaning of said part.

Abstract: This application discloses a female connector, a male connector, a connector assembly, a cable assembly, a device, and a communication system. The female connector includes two terminal groups, contact sections of a plurality of terminals of the two terminal groups are symmetrically disposed, and terminal signal sequences are opposite. Each terminal group includes a plurality of power terminal pairs and a plurality of high-speed terminal pairs. The power terminal pair includes a power terminal and a power return ground terminal. The high-speed terminal pair includes two adjacent high-speed signal terminals. Cross-sectional areas of contact sections of the power terminal and the power return ground terminal are greater than a cross-sectional area of a contact section of the high-speed signal terminal, to meet high power and high transmission rate requirements.

Abstract: Provided are a method and system for controlling interactive live streaming co-hosting, a device, and a medium. The method for controlling interactive live streaming co-hosting includes acquiring a first interactive image and receiving a mirror interactive image of a second terminal by a first terminal, where the first terminal and the second terminal are in a live streaming co-hosting state, and the mirror interactive image of the second terminal is obtained by performing mirror processing on a second interactive image of the second terminal; and combining the first interactive image and the mirror interactive image by the first terminal to obtain a target interactive image.