Abstract: A deep-sea sound source localization method, a computer device and a storage medium. The method includes: deploying at least two underwater gliders in a designated sea area, so as to respectively record a broadband signal which is emitted by a broadband sound source (1); obtaining a waveform envelope of the signal, and then calculating a waveform envelope of a simulated signal (2); performing cross-correlation analysis on the two waveform envelopes (3); and determining an estimated value of a distance from the sound source, and finally obtaining an estimated position of the sound source by means of a geometrical relationship (3). By means of the method, deployment of a large-depth vertical receiving array is not required. The system has low complexity, and is easy to deploy and operate, which can be applied to a relatively large area.

Abstract: An ultra-tough physical hydrogel based on hierarchical energy associative dissipation network is provided, which the field of polymeric materials. The stock solution of a hydrogen donor is prepared by dissolving the hydrogen donor in deionized water; the stock solution is mixed with a hydrogen acceptor, deionized water and a 10 wt % ammonium persulfate (APS) solution; the mixture is cured in a closed container; after reactants with specific functional groups and appropriate spatial structures are mixed, a hierarchical heterogeneous structure with a dynamic recovery capability can be spontaneously formed in polymerization reaction, and the mechanical properties of the hydrogel are kept stable through several energy associative dissipation paths.

Abstract: Disclosed are a fill light device, a method for controlling a fill light device, and a computer readable storage medium. The fill light device includes a flash light; and a light guide, the light guide being located on a light-exiting side of the flash light and being configured to be controlled to change a shape and/or a light-transmitting area to change a light-exiting area and/or a light-emitting angle of the fill light device. The method includes obtaining a control parameter of the light guide; and changing a shape and/or a light-transmitting area of the light guide according to the control parameter to change a light-exiting area and/or a light-emitting angle of the fill light device.

Abstract: The present invention provides an anti-SIRP? antibody and an antigen binding fragment thereof, being capable of effectively blocking the binding of SIRP? and CD47, thereby effectively promoting the phagocytosis of macrophages to tumor cells, effectively inhibiting the growth of tumors, and having a good pharmaceutical prospect.

Abstract: The present disclosure discloses an electric-machine housing, which effectively solves the technical problem in the prior art that electric machines have high NVH level. The electric-machine housing is circumferentially provided with a plurality of axial tunnels, and the tunnels are empty or are filled with a damping medium. The structure in which the tunnels are empty or the tunnels are filled with the damping medium can weaken the excitation to the electric-machine housing by the stator vibration, increase the damping coefficient of the electric-machine housing, weaken the transfer paths of vibration and noise, and reduce the amplitude of electromagnetic force waves, thereby inhibiting vibration and noise, to effectively reduce the overall NVH level.

Abstract: A female terminal, a socket, a battery pack, a power tool and a power tool system are provided to improve a problem of limited discharge capacity between a conventional battery pack and a power tool. The female terminal is used for an electrical connection with a male terminal, and the female terminal includes: a first electrical connector and a second electrical connector. The first electrical connector is provided with a first resilient opening to be electrically connected and inserted into the male terminal. The second electrical connector is arranged inside the first electrical connector, and is provided with a second resilient opening to be electrically connected and inserted into the male terminal. Wherein, during an electrical connection, the male terminal sequentially enters the first resilient opening and the second resilient opening in sequence, and is electrically connected to the first electrical connector and the second electrical connector.

Abstract: The present disclosure discloses a rotor of an induction motor comprising a rotor body (1), alternating rotor teeth (2) and rotor slots (3) arranged along a circumference of the rotor body (1), and a plurality of grooves (4) provided at an end of the rotor teeth (2) or a plurality of voids (5) provided within the end of the rotor teeth (2) that are provided symmetrically about a center line (10) of the rotor teeth (2). The rotor and the induction motor having the rotor of the present disclosure can, for example, reduce the radial force of the stator caused by the slotting effect by about 50%. Therefore, the user's comfort can be greatly improved, while the efficiency of the induction motor can be improved, and the life of the induction motor can be prolonged.

Abstract: A massage bead includes a massage body and at least two sets of extension twisting spring assemblies (ETSAs) arranged below the massage body, each set of ETSAs including a twisting spring and an extension spring. An upper extension twisting arm of the extension spring is connected with the massage body. A lower extension twisting arm of the extension spring is connected with one upper of the twisting spring. The upper extension twisting arm and the extension spring that are arranged in a counterclockwise direction simultaneously relative to the massage body. When the massage body is under pressure, the ETSA is compressed and twisted to generate a rotational pushing force together for pushing the massage body to rotate in the clockwise direction or in the counterclockwise direction, and the pressure disappears so that the massage body and the ETSAs resets automatically when the energy is released.

Abstract: Embodiments of the present disclosure disclose a computing device, and are applied to the field of computing devices. In the present disclosure, a virtual interrupt obtained by a host machine is mapped to a physical interrupt of a physical layer, and a virtual interrupt identifier corresponding to the physical interrupt is transferred to a virtual processor by using the physical layer. When a hardware layer transparently transmits the virtual interrupt identifier to the virtual processor, the virtual processor does not need to exit. This decreases a delay caused by exit of the virtual processor when software implements virtual interrupt routing.

Abstract: The present application discloses a method and a device for marking dirty bits of an L2P table based on a SSD, the method includes: obtaining a marking request of dirty bits in the L2P table based on the solid state drive; and broadening a corresponding dirty bit in the L2P table to 2 bits according to the request; and setting the dirty bit from a binary number 00 to a binary number 01 through a state machine when a first write command request is obtained; setting the dirty bit from the binary number 01 to a binary number 10 through the state machine when flush operation starts; and setting the dirty bit from the binary number 10 to a binary number 11 through the state machine when a second write command request is obtained during the flush operation.

Abstract: The disclosure provides an electric cutting tool. The electric cutting tool includes a working assembly, a driving assembly and a housing. The driving assembly is connected with the working assembly and drives the working assembly to operate. At least part of the driving assembly is arranged inside the housing. The housing includes an inlet and a magnetic component arranged at the inlet.

Abstract: A novel device for deacidifying, reinforcing and strengthening ancient books is provided. The device includes a double-open front door, a fan set, a dehumidifier, a vacuum pump, a light, a middle partition, a gas pipe hole, a rear panel, an ultrasonic atomizer, a gas pipe and a pulley track. The double-open front door is provided on one side face of the device. The middle partition divides the device into an upper part and a lower part, bottom faces of the upper part and the lower part are each provided with the fan set. The dehumidifier, the vacuum pump and the ultrasonic atomizer are arranged at an external surface of the rear panel opposite the double-open front door. The gas pipe locates at and runs through an upper part of the middle partition, and that section of the gas pipe is provided with the gas pipe hole The gas pipe is connected with the ultrasonic atomizer.

Abstract: The present disclosure discloses an electric-machine housing structure, wherein the electric-machine housing structure includes an outer housing, an inner housing and a plurality of intermediate pieces provided between the outer housing and the inner housing; and the intermediate pieces are overall hollow arcuate structures or annular structures, upper surfaces and lower surfaces of the intermediate pieces are provided with a plurality of protrusions and/or grooves, the protrusions and/or grooves of the upper surfaces match with and are fixed to grooves and/or protrusions on an inner circumferential face of the outer housing, and the protrusions and/or grooves of the lower surfaces match with and are fixed to grooves and/or protrusions on an outer circumferential face of the inner housing.

Abstract: A novel method for strengthening and reinforcing ancient books is provided. Such treatment method comprises: first placing the ancient books to be treated in a closed strengthening and reinforcing device; after sealing, performing dehumidification operation and vacuumizing operation on system in sequence to maintain the system dry; and after the system is stable under negative pressure, turning on a fan set, directly delivering a strengthening and reinforcing powder to the strengthening and reinforcing device via a gas pipe, or atomizing a strengthening and reinforcing solution through a ultrasonic atomizer and then delivering the atomized solution to the strengthening and reinforcing device via the gas pipe, so that the ancient books to be treated absorb the strengthening and reinforcing agent sufficiently and evenly; and meanwhile monitoring pH value and humidity of the ancient books, thereby implementing strengthening and reinforcement of the ancient books.

Abstract: A stator core cooling structure and a motor cooling system are provided. The stator core cooling structure includes a stator core and a motor housing. Axial grooves are distributed on an outer circumference of the stator core and/or an inner circumference of the motor housing, with the axial grooves extending in an axial direction of the stator core and/or the motor housing. The stator core is assembled in the motor housing, and cooling liquid passages are disposed between the stator core and the motor housing by the axial grooves, so that the cooling liquid cools the stator core via the cooling liquid passages.

Abstract: An energy management method for a hybrid electric vehicle (HEV) includes: acquiring a state variable of an HEV; determining a speed of the HEV at a next moment by using a Markov model; according to a speed at a current moment and an acceleration at the current moment so that determining required power of the HEV at the next moment; determining battery power of the HEV according to the required power of the HEV at the next moment and engine power so that constructing a dynamic model for battery charging/discharging; determining energy costs of the HEV according to the required power at the next moment; constructing an energy optimization scheduling model of the HEV according to the energy costs; and determining an energy management model of the HEV according to the energy optimization scheduling model and the dynamic model for battery charging/discharging, to precisely manage energy of the HEV.

Abstract: A method, a system, and a computer-readable storage medium for blockchain-based data processing are provided. The method comprises: by a node device of a service acceptance platform, receiving service processing application data of a target user; generating a first shared service processing result and a first private service processing result with respect to a target service data processing entity; sending a first transaction to a blockchain for the first transaction to be recorded in a distributed database of the blockchain upon verification of the first transaction by a plurality of node devices associated with the blockchain according to a consensus mechanism; and sending the first private service processing result to the node device of the target service data processing entity, for the node device of the target service data processing entity to generate a second service processing result.

Abstract: Disclosed is a shooting method, which is applied to a terminal device defining at least one camera, and the at least one camera includes at least one lift-able camera. The method includes: displaying a shooting interface; receiving a shooting instruction; controlling a first camera to shoot at least two images at different heights to obtain a shot photo, where the first camera is one of the at least one lift-able camera. With adoption of the embodiments of this application, the software debugging time for the camera can be reduced, and the shooting efficiency can be improved.

Abstract: The present disclosure discloses an integrated electrical motor, comprising at least two sets of corresponding stators and rotors, wherein the at least two sets of corresponding stators and rotors are mounted within the same housing, and are connected to the corresponding controllers, and the rotors are mounted on the same shaft. The total output torque of the electrical motor can be distributed to the shaft from different stator/rotor pairs, and when one or more of the sets of stators and rotors have malfunction, the remaining stators and rotors maintain running. The integrated electrical motor of the present disclosure has compact structure, small axial dimension, distributable torque, high safety margin and high reliability.