Abstract: A CD7-CAR-T cell and preparation and application thereof. Specifically, the present invention provides a chimeric antigen receptor (CAR), and an antigen binding domain of the CAR comprises one or more CD7 nanobodies. The present invention further provides a CAR-T cell containing the CAR, and an endogenous CD7 expression of the CAR-T cell is blocked. The CAR-T cell can be used for treatment of T cell tumors.

Abstract: The present invention relates to the technical field of wastewater treatment, and discloses a method for enhanced bio-treatment of refractory organic pollutants with photo-excited holes as electron acceptors. The method comprises the following steps: 1) placing a composite semiconductor-coated carrier material into a reactor, introducing wastewater into the reactor inoculated with anaerobic sludge, and allowing the composite semiconductor-coated carrier material to be immersed in the wastewater, wherein the composite semiconductor-coated carrier material comprises a conductive carrier and composite semiconductor materials loaded on the conductive carrier; 2) carrying out habituated culture on the anaerobic sludge for a period of time, and loading a biological membrane on the surface of the composite semiconductor materials, to construct a photo-excited hole enhanced bioreactor; and 3) treating the refractory pollutants in the wastewater by utilizing the reactor under irradiation.

Abstract: A method and device for detecting pyrethroid pesticide residues in crops. Reaction membrane is arranged on a bottom plate and provided with a check-up line and a quality control line; a first mounting block and a second mounting block are arranged on the bottom plate; a first slide is arranged in the first mounting block, a second slide is arranged in the second mounting block; a sample pad and a bonding pad are arranged in the first slide; a water absorption pad is arranged in the second slide; a liquid inlet provided with a pipe is formed in the first mounting block, a pressing hole provided with a press block is formed in the second mounting block; protrusions are respectively formed on the pipe and the press block; sliding grooves are formed in the liquid inlet and the pressing hole; and first springs are arranged between the protrusions and the sliding grooves.

Abstract: Disclosed are an integrated dual circulation oxidization ditch apparatus for municipal wastewater and a treatment method. The apparatus comprises an anaerobic zone, an anoxic zone, an aerobic zone and a secondary sedimentation tank communicated in sequence. The anoxic zone comprises a first anoxic zone and a second anoxic zone. The aerobic zone comprises a first aerobic zone and a second aerobic zone, and a reflux pump is arranged between the anoxic zone and the aerobic zone. The anaerobic zone, the anoxic zone and the aerobic zone are internally provided with submersible mixers. Both the anoxic zone and the aerobic zone are internally provided with partition walls and guide walls, thereby forming circulation in each zone.

Abstract: An electric motor and an electrical appliance are provided. The electric motor includes a rotating shaft, a stator, a rotor disposed on the rotating shaft, spaced apart from the stator, and embedded in the stator, a first end cover, and a first bearing. The first bearing includes a first outer ring fixed on the first end cover and insulated from at least part of the first end cover, a first inner ring embedded in the first outer ring, and a first ball disposed between the first outer ring and the first inner ring. The rotating shaft is fixed on the first inner ring and rotationally supported on the first end cover. The part of the first end cover that is insulated from the first outer ring is short-circuited with a stator core of the stator and is grounded.

Abstract: The present disclosure relates to the technical field of heat exchange devices, and in particular, to a plate, a plate assembly and a heat exchanger. The plate comprises a plate body and a first through hole and a second through hole provided on the plate body; the plate body forms a pipe segment around the first through hole, and the second through hole is arranged close to the outer periphery of the pipe segment.

Abstract: The present disclosure provides a method and an apparatus for processing a vehicle collision, a vehicle, a device and a storage medium. The method includes: obtaining vehicle state information of a target vehicle; the vehicle state information includes: acceleration information of the target vehicle and/or pressure information of a peripheral part in the target vehicle; determining whether a collision occurs to the target vehicle; sending, when it is determined that the collision occurs to the target vehicle, an ejection instruction is sent to an ejection execution mechanism in the target vehicle, the ejection instruction is used to instruct to eject a baffle located at a target position to contact the ground. The baffle is ejected immediately when the present disclosure detects that a collision occurs to the vehicle, which can avoid a secondary collision of the vehicle, thereby improving the safety performance of the vehicle.

Abstract: The present disclosure relates to an EOA circuit, a display panel, and a terminal. The EOA circuit includes an output module and a control module; wherein the output module is configured to generate an output signal according to a first scanning signal and a clock signal, and the output module is further configured to reset the output signal from a high level to a low level within a period where the first scanning signal is an active level and a period where the clock signal is an inactive level; and the control module is configured to restore the output signal from the low level to the high level according to a second scanning signal within a period where the first scanning signal is at the inactive level.

Abstract: A picture optimization method, comprising: acquiring a target picture and a plurality of corresponding reference pictures (S101); dividing the target picture into a plurality of target picture alignment regions according to a set region size, adjacent target picture alignment regions having an overlapping region (S102); acquiring, on the basis of pixel gray scales a corresponding reference picture alignment region, in each reference picture, of each target picture alignment region in the target picture, and the similarity of each target picture alignment region in the target picture with the corresponding reference picture alignment region (S103); and performing, on the basis of the similarity , superposition and fusion on the corresponding target picture alignment regions of the target picture by using reference picture alignment regions of the plurality of reference pictures, so as to perform a noise reduction operation on the target picture (S104).

Abstract: Provided is a method for playing a panoramic picture, the method comprising: acquiring a corresponding non-planar panoramic picture according to a picture acquisition instruction; acquiring picture content from the non-planar panoramic picture, and determining a main presentation axis and a presentation centre of the picture content; creating a cylindrical projection plane by using the main presentation axis and the presentation centre, wherein a cylinder extension direction of the cylindrical projection plane is substantially perpendicular to the main presentation axis, and the centre of the cylindrical projection plane essentially overlaps the presentation centre; converting the non-planar panoramic picture into a cylindrical panoramic picture with the cylindrical projection plane; and executing a playing operation on the cylindrical panoramic picture by using a planar display apparatus.

Abstract: A method for batch handover authentication and key agreement oriented to a heterogeneous network generally includes the following steps: A, system establishment and participant registration: users participating in authentication register on the LTE-A network to obtain their respective identity information; B, access authentication: when a large number of users request access to the WLAN, the target network WLAN is discovered by using the ANDSF, and the leader sends a complete group authentication message to the AAA server of the WLAN to request identity authentication; if the authentication succeeds, the AAA server of the WLAN returns an identity authentication response; C, if the authentication fails, the continued execution of the protocol is terminated. The method effectively realizes batch authentication of users during handover from the LTE-A network to the WLAN, and thus has high authentication efficiency, small signaling overheads, and high security.

Abstract: The present disclosure relates to methods of treating idiopathic hypersomnia with oxybate, preferably a mixture of salts of oxybate (a mixed salt oxybate).

Abstract: Disclosed are some implementations of systems, apparatus, methods and computer program products for implementing an electronic learning (eLearrning) system. In some implementations, an indication of a user selection by a first user of electronic learning content of an electronic learning (eLearning) system is processed, where the electronic learning content includes a learning module. Learning module is initiated or resumed. The progress of the first user in relation to completion of the learning module is tracked. An unanswered question that pertains to the learning module and that has been submitted by a second user is identified based, at least in part, on the progress of the first user in relation to the completion of the learning module. The unanswered question is then provided via a web page of the learning module for presentation via a client device of the first user.

Abstract: A method and device for detecting pyrethroid pesticide residues in crops. Reaction membrane is arranged on a bottom plate and provided with a check-up line and a quality control line; a first mounting block and a second mounting block are arranged on the bottom plate; a first slide is arranged in the first mounting block, a second slide is arranged in the second mounting block; a sample pad and a bonding pad are arranged in the first slide; a water absorption pad is arranged in the second slide; a liquid inlet provided with a pipe is formed in the first mounting block, a pressing hole provided with a press block is formed in the second mounting block; protrusions are respectively formed on the pipe and the press block; sliding grooves are formed in the liquid inlet and the pressing hole; and first springs are arranged between the protrusions and the sliding grooves.

Abstract: The present disclosure relates to an EOA circuit, a display panel, and a terminal. The EOA circuit includes an output module and a control module; wherein the output module is configured to generate an output signal according to a first scanning signal and a clock signal, and the output module is further configured to reset the output signal from a high level to a low level within a period where the first scanning signal is an active level and a period where the clock signal is an inactive level; and the control module is configured to restore the output signal from the low level to the high level according to a second scanning signal within a period where the first scanning signal is at the inactive level.

Abstract: A liquid crystal display (LCD) panel and an emission D-IC on array (EOA) module (10?) thereof are provided. The EOA module includes a high-level generating unit, a resetting unit, and a restoring unit. The high-level generating unit is configured to generate an output signal, where the output signal is at high level when a first clock signal (CLK) is at high level. The resetting unit is configured to reset the output signal from high level to low level when a second clock signal (CLKB) and a scan signal (Gn) of a current stage are simultaneously at high level. The restoring unit is configured to restore the output signal from low level to high level when a scan signal (Gn+1) of a subsequent stage is at high level.

Abstract: The present invention provides a high dynamic range video shooting method, comprising: acquiring corresponding images by means of shooting lenses of a multi-lens panoramic camera; determining corresponding image synthesis weights of image pixel blocks according to pixel color gray scale variations, pixel color gray scale differences and pixel color gray scale offsets of the image pixel blocks of each shot image; forming a high dynamic range panoramic shot image based on the image synthesis weights of the image pixel blocks of each shot image; and splicing all the high dynamic range panoramic shot images.

Abstract: A method for vertical control of a lithography machine includes step 1, prior to a scanning exposure, controlling vertical measurement sensors to measure workpiece to obtain overall surface profile data of the workpiece; step 2, performing a global leveling based on the overall surface profile data of the workpiece; and step 3, during the scanning exposure of each exposure field, measuring a local surface profile of the workpiece in real time by the vertical measurement sensors and controlling at least one of a mask stage, a workpiece stage and a projection objective to move vertically according to a Z-directional height value, an Rx-directional tilt value and an Ry-directional tilt value corresponding to the local surface profile of the workpiece, to compensate for the local surface profile of the workpiece in real time, so that an upper surface of each exposure field coincides with a reference focal plane for the exposure field.

Abstract: Disclosed are some implementations of systems, apparatus, methods and computer program products for implementing an electronic learning (eLearrning) system. In some implementations, an indication of a user selection by a first user of electronic learning content of an electronic learning (eLearning) system is processed, where the electronic learning content includes a learning module. Responsive to processing the indication of the user selection, the learning module is initiated or resumed by providing one or more of a plurality of content items of the learning module for presentation by the client device. The progress of the first user in relation to completion of the learning module is tracked. An unanswered question that pertains to the learning module and that has been submitted by a second user is identified based, at least in part, on the progress of the first user in relation to the completion of the learning module.

Abstract: The present disclosure discloses an injection molding method for fabricating a transparent device, and belongs to the technical field of material processing. The method comprises: preparing a nano-microsphere structural polymer material from a long-chain polymer material; obtaining a glass transition temperature and a viscous flow transition temperature of the nano-microsphere structural polymer material; obtaining a processing temperature of the nano-microsphere structural polymer material according to the glass transition temperature and the viscous flow transition temperature; drying the nano-microsphere structural polymer material; plasticizing the dried nano-microsphere structural polymer material according to the processing temperature; filling the plasticized nano-microsphere structural polymer material; cooling the filled nano-microsphere structural polymer material; and demolding the cooled nano-microsphere structural polymer material to form a transparent device.