Abstract: An apparatus for non-invasive brain intervention with radio frequency microwaves includes a light emitting diode (LED) display screen configured to select a to-be-generated initial waveform and set time; a microcontroller unit configured to generate the initial waveform; a chip configured to generate and send an intervention signal according to the initial waveform, processed human bioconductance data, and temperature data; an adjustable power amplifier, where one end of the adjustable power amplifier is connected to the other end of the chip, and the adjustable power amplifier is configured to receive the intervention signal and amplify the intervention signal; and a thin-film lens microstrip line, where the thin-film lens microstrip line is connected to the other end of the adjustable power amplifier and configured to radiate the amplified intervention signal to a human brain, to complete one intervention stimulation on the human brain.

Abstract: A weather resistant autonomous driving sensor unit for an autonomous vehicle driving system. The sensor unit further includes a cover having an inside surface facing the one or more light detection and ranging sensors, and an external surface facing an external environment of a vehicle. The cover is formed of molded polycarbonate and also forms a vehicle component selected from the group consisting of a vehicle grille, bumper and front end module. A hydrophilic coating applied to the external surface of the coating. The hydrophilic coating can be made of several different compounds that are applied to the external surface using spraying, dipping or vapor deposition. The hydrophilic coating selected must provide a droplet thickness to diameter ratio of less than 0.3 when the water contact angle on the external surface of the cover is less than 40 degrees or between about 25 degrees to about 40 degrees.

Abstract: A method for treating post-hemorrhoidectomy pain and use thereof are provided. The method includes administering a local anesthetic to a patient in need thereof. The local anesthetic includes a pharmaceutical composition including ropivacaine crystal A. The ropivacaine crystal A has an aspect ratio of about 1:(1-2), a D50 of about 5-10 ?m, and a crystal particle size distribution width value of about 1-2.

Abstract: A 2-bit high-power amplifying non-reciprocal reflective metasurface is provided. The metasurface comprises a plurality of metasurface units distributed in an array; each metasurface unit comprises a first metal layer, an intermediate layer, and a second metal layer which are sequentially stacked; the second metal layer comprises a receiving metal patch and a transmitting metal patch; two diodes are both positioned on a longitudinal central axis of the receiving metal patch; orientation of the slot on the transmitting metal patch is orthogonal to orientation of the slot on the receiving metal patch; the first metal layer comprises a phase shifter, which comprises first series diodes and second series diodes forming a reconfigurable 90-degree phase-shift circuit.

Abstract: Provided in the present invention are a salt of a benzothiazole compound as represented by formula I and a crystal form and the use thereof. The salt is selected from pamoate and palmitate. Further provided is the use of the salt of the compound of formula I and the crystal form thereof in the preparation of a drug for treating Parkinson's disease and restless leg syndrome.

Abstract: This application provides an interaction method, apparatus, device and medium. The method includes: displaying information of material or materials used in a virtual scene in response to a viewing instruction of a first user for the virtual scene; and displaying a detail page of a target material in response to a first operation on information of the target material used in the virtual scene.

Abstract: An electrical connector includes an insertion slot, a plurality of signal terminals and a plurality of ground terminals arranged side-by-side along a left-right direction, and a lossy member. Each ground terminal includes a grounding retaining portion. A grounding tail portion extends downward from the grounding retaining portion. A grounding elastic portion extends upward from the grounding retaining portion. The lossy member is electrically coupled to the ground terminals. The lossy member includes at least one extending portion passing upward beyond a bottom surface of the insertion slot and lower than the grounding contact portions of the ground terminals. In the front-rear direction, the extending portion islocated between the grounding elastic portion of a corresponding ground terminal and the insertion slot, such that the capacitive coupling of the grounding elastic portion is increased, further optimizing the crosstalk.

Abstract: Provided are a salt and a crystal form of a pyrimidine compound, and preparation methods therefor. Specifically, provided are a salt and a crystal form of a compound I, including a crystal form of the salt, and preparation methods therefor.

Abstract: Provided is a sofa extension apparatus. The sofa extension apparatus includes a sofa frame, extension brackets, a first linkage rod, a second linkage rod and a linear drive assembly. Each extension bracket includes a sofa fixing member and a leg portion extension assembly, the sofa fixing member is connected to the sofa frame, the leg portion extension assembly is rotatably connected to a front end of the sofa fixing member. Two ends of the first linkage rod are fixedly connected to rear ends of two sofa fixing members respectively. Two ends of the second linkage rod are connected to two leg extension assemblies respectively. The linear drive assembly is configured to drive the first linkage rod and the second linkage rod to move relative to each other, so as to enable the two extension brackets to be extended or retracted.

Abstract: An example electronic device is provided, including a housing, a lens cover, and a lens assembly disposed in the housing. The lens assembly includes a plurality of lenses sequentially arranged from an object side to an image side along an optical axis. The lens assembly satisfies a conditional expression: 0.7<IH/(4*F #)<6, where IH is a total image height of the lens assembly, and F # is an F-number of the lens assembly. At least one lens that is in the lens assembly and that is close to the object side is configured to move along the optical axis. An equivalent focal length of the lens assembly is between 18 mm and 30 mm.

Abstract: A seat frame includes: a base including a transverse support rod and a longitudinal support rod; an elevation unit including a support, a first elevation rod, a second elevation rod, and a connecting piece; an extension unit including a base plate, a lifting unit, a foot adjustment unit, and a backrest adjustment unit, where the base plate being fixed to the connecting piece; and a power unit disposed on the base and separately connected to the elevation unit and the extension unit, where the power unit includes a drive unit, a connecting base, and a drive connecting rod, a first end of the drive unit is hinged to the base, and a second end of the drive unit is hinged to the connecting base.

Abstract: The present invention relates to the technical field of chip fixtures. Disclosed is a chip mounting fixture, comprising: a fixture body, wherein the fixture body is provided with chip slots which are uniformly distributed in an array and are used for accommodating chips, recessed wire slots are formed at the chip slots, and the wire slots extend to the outer sides of the chip slots. The present invention facilitates taking out a processed chip product, and the operation mode is convenient.

Abstract: The invention relates to an Oceanobacillus jeddahense strain HMF12, preservation number CGMCC No. 30478. The microbial inoculant contains 4×109 cfu/g to 7×109 cfu/g of Oceanobacillus jeddahense HMF12 spores. This strain can promote seed germination and plant growth under salt stress conditions and effectively prevent and control crop diseases, especially strawberry gray mold.

Abstract: Provided in the present invention are a salt of a benzothiazole compound as represented by formula I and a crystal form and the use thereof. The salt is selected from pamoate and palmitate. Further provided is the use of the salt of the compound of formula I and the crystal form thereof in the preparation of a drug for treating Parkinson's disease and restless leg syndrome.

Abstract: A data transmission method includes obtaining a first initial configuration parameter for a first network link for communicating with a user terminal, and determining a target configuration parameter for at least one target network link based at least on the first initial configuration parameter. The at least one target network link includes at least a second network link for communicating with the user terminal, and the second network link has a second initial configuration parameter different from the first initial configuration parameter. The method further includes performing configuration parameter reconfiguration for at least the second network link based on the target configuration parameter, to enable the user terminal to receive data sent by the network terminal based on aggregation of the first network link and the second network link.

Abstract: The present disclosure provides a content initialization method and apparatus, an electronic device and a storage medium, which relates to a field of computer technology, in particular to fields of deep learning and distributed computing. The content initialization method is applied to any one of a plurality of devices included in a distributed system. A specific implementation scheme of the content initialization method is: determining, according to a size information of a resource space for the distributed system and an identification information of the any one of the plurality of devices, a space information of a first sub-space for the any one of the plurality of devices in the resource space, wherein the space information includes a position information of the first sub-space for the resource space; and determining an initialization content for the first sub-space according to a random seed and the position information.