Abstract: Provided is use of E3 ubiquitin ligase Nedd4-1 in preparation of a drug for inhibiting the Ras protein level. Also provided is use in preparation of a drug for preventing and/or treating tumors or a drug for prolonging the life span of organisms.

Abstract: This application provides a method, includes: a first network node sends an inactivity timer of a terminal device to a second network node, the first network node receives an inactive state indication of the terminal device from the second network node, wherein the inactive state indication of the terminal device is used by the first network node to determine whether the terminal device to enter an inactive state, the first network node notifies the second network node that the terminal device enters the inactive state.

Abstract: The present disclosure provides a display substrate and a manufacturing method thereof, and a display device. In the display substrate of the present disclosure, a first transistor comprises a first gate electrode, a first electrode, a second electrode, and a first active layer; and a second transistor comprises a second gate electrode, a third electrode, a fourth electrode, and a second active layers, wherein the first active layer comprises a silicon material, the second active layer comprises an oxide semiconductor material, and wherein the third electrode and the first gate electrode are disposed in the same layer, and the fourth electrode and the first electrode, the second electrodes are disposed in the same layer.

Abstract: The present disclosure provides a pair of glasses, including spectacle lenses and a sensing device, wherein the spectacle lens includes two layers of lenses which form a cavity, wherein the layer of lens on a wearing side of the spectacle lens is deformable, the cavity is filled with a first liquid and a second liquid, a volume of the first liquid is greater than that of the second liquid, and an electrowetting film is provided oppositely on a middle portion of an inner surface of at least one layer of lens, and wherein the sensing device is configured to measure a distance between the glasses and an object to be observed, wherein in the case where the measured distance is less than a preset spacing, the sensing device is turned on to apply a voltage to the electrowetting film.

Abstract: A communication method performed by a terminal device is described. The method includes receiving a notification message from a network device. The notification message carries a target manner of an uplink waveform. The method further includes determining the target manner of an uplink waveform, and thereafter sending a message 3 with the target manner of the uplink waveform to the network device to perform an initial random access.

Abstract: The present disclosure discloses a method for preparing lenalidomide. The present disclosure provides a method for preparing lenalidomide I, which comprises the following steps: in a solvent, the lenalidomide intermediate II is reduced with a metal in the presence of an organic acid to obtain the lenalidomide I, wherein the metal is one or more selected from zinc, iron, aluminum and manganese. The preparation method of the disclosure has simple and safe operation, simple post-processing steps, environmental friendliness, high total yield. Moreover, the product obtained in the method has a purity of more than 99.90%, maximum single impurity of less than 0.10%, total heavy metal residue of less than 10 ppm and meet the heavy metal residue standard and API standard. Furthermore, the method has a low production cost and is suitable for industrial production.

Abstract: The present disclosure discloses an array substrate, a display panel and a display device. The array substrate comprises: a substrate, multiple signal lines arranged on a side of the substrate and extending along a first direction, and multiple lead terminals connected with the multiple signal lines respectively; wherein the multiple lead terminals each comprises: a bonding area configured to be bonded with a flexible printed circuit board, and a bending area located at a side of the bonding area facing away from a connected signal line, wherein the lead terminal is bent-shaped in the bending area.

Abstract: A micro-displacement amplifying apparatus comprises two sets of asymmetrical amplifying structures; each set of asymmetrical amplifying structure comprises a plurality of asymmetrical amplifying units connected in series by flexible hinges; the asymmetrical amplifying unit is used for amplifying a micro-displacement; the two sets of asymmetrical amplifying structures are in opposite positions and overlap with each other; the input end and output end are coupled to the asymmetrical amplifying unit by a flexible hinge, respectively; the input end is used for inputting the micro-displacement to the asymmetrical amplifying unit, and the output end is used for outputting the amplified displacement; the two contacting input ends are fixed and coupled to each other, and the two contacting output ends are fixed and coupled to each other. The present disclosure further discloses an amplification method of the micro-displacement amplifying apparatus.

Abstract: Provided is use of tectorigenin in the preparation of a medicament for treatment of chicken necrotic enteritis. Using tectorigenin for treating chicken necrotic enteritis can significantly reduce the degree of pathological changes in the intestinal tract of chickens with necrotic enteritis, and has a good therapeutic effect on chicken necrotic enteritis caused by Clostridium perfringens.

Abstract: The present invention belongs to the technical field of mobile transformer substation, and in particular relates to a vehicle-mounted mobile transformer with a position-adjustable lead-out bushing.

Abstract: The present disclosure provides a distortion correction method, a distortion correction apparatus, an electronic device, and a computer-readable storage medium, the distortion correction method including: performing a line detection on the distorted image to obtain multiple straight lines in the distorted image; grouping the straight lines into multiple groups of straight lines; selecting optimal boundary lines of the distorted image from the groups of straight lines; determining multiple initial vertexes of the distorted image according to intersection points between the optimal boundary lines; and performing a perspective transformation processing on the distorted image according to the initial vertexes to obtain a corrected image.

Abstract: The embodiments of the present disclosure disclose an image tag generation method, a sever and a terminal device. An image tag generation method applied to a first device, includes: receiving a tag request sent by a second device; acquiring a thumbnail corresponding to the tag request; obtaining image tags by identifying the thumbnail; and sending the image tags to the second device.

Abstract: An LED lamp protection circuit comprising: a driving circuit, a rectifier circuit coupled with the driving circuit, an LED luminous component circuit coupled with the rectifier circuit, and an arcing protection circuit coupled between the rectifier circuit and the LED luminous component circuit. The arcing protection circuit and the LED luminous component circuit are connected in parallel. When the LED lamp works under a normal condition, the arcing protection circuit is in blocking state. When at least one circuit between the rectifier circuit and the LED luminous component circuit opens, the arcing protection circuit is turned on, the driving circuit and the arcing protection circuit form a loop circuit to extinguish arc.

Abstract: The present disclosure relates to an image correction method and device. The method includes detecting an input image to obtain boundary straight lines. The method includes determining vertices based on the obtained boundary straight line. The method includes determining an estimated height-to-width ratio based on the obtained vertices. The method includes performing perspective transformation on the input image based on the estimated height-to-width ratio.

Abstract: This disclosure provides an image recommendation method, a client, a server, a computer system and a medium. The method includes acquiring an image, sending the acquired image to a server, such that the server extracts a scale invariant feature of the acquired image and performs retrieval of identical images according to the scale invariant feature of the acquired image, and such that the server extracts a multi-scale feature of the acquired image and performs retrieval of similar images according to the multi-scale feature of the acquired image, and receiving at least one recommended image. The at least one recommended image is based on result of the identical image retrieval and result of the similar image retrieval.

Abstract: This application discloses a communication system including a master base station and a secondary base station, both connecting with a terminal. In the communication system, the master base station sends a first message to the secondary base station for allocating transmission resources for one or more flows to be transmitted between the secondary base station and a terminal, wherein the first message carries one or both of: identification information of each flow to be transmitted, and information of a data radio bearer (DRB) associated with each flow to be transmitted, then the secondary base station may determine a mapping relationship between a DRB and an admitted flow according to the first message. Moreover, the master base station sends DRB configuration information to the terminal. Therefore, requirements of 5G communication systems for QoS management of information transmission in a dual connectivity scenario can be met.

Abstract: An electronic device includes a device housing having a first receiving cavity, a function module at least partially located in the first receiving cavity, and a battery module located in the first receiving cavity. The battery module includes a battery casing that forms a second receiving cavity, a battery component located in the second receiving cavity, and a charging component located in the second receiving cavity. The battery component is configured to store electrical energy or release the stored electrical energy. The charging component is connected to the battery component and configured to charge the battery component through transmission of a wireless signal with a power supply device.

Abstract: An unmanned aerial vehicle (UAV) includes a housing forming a central body of the UAV and including an internal compartment, one or more electrical components disposed within the internal compartment and configured to affect operation of the UAV, and an inertial measurement unit (IMU) disposed in an external compartment external to the central body. The IMU is isolated from the internal compartment such that a barometric pressure in the external compartment is independent of a barometric pressure in the internal compartment.

Abstract: This disclosure proposes an image recognition method and apparatus. The method comprises: obtaining an image to be recognized; inputting the image into a first preset block of a residual neural network, to obtain a first image feature corresponding to the image; inputting the first image feature into a second preset block of the residual neural network, an attention model, a first convolution layer, and a pooling layer arranged in this order, to obtain first label information corresponding to the image, which has a label correlation representation; inputting the first image feature into a second convolution layer and a bidirectional neural network arranged in this order, to obtain second label information corresponding to the image, which has a label correlation representation; and determining label information corresponding to the image in accordance with the first label information and the second label information.