Abstract: This application relates to manufacturing of vacuum chambers of nuclear fusion reactors, and more particularly to a method, device and apparatus for machining grooves of poloidal segments of a vacuum chamber of a nuclear fusion reactor, and a computer-readable storage medium. The method includes: collecting three-dimensional (3D) point cloud data of surfaces of individual poloidal segments of the vacuum chamber; performing reverse model reconstruction, based on the three-dimensional point cloud data, to generate an actual 3D model to acquire a sectional view of the vacuum chamber; extracting a cross-reconstruction region between two adjacent poloidal segments; and calculating a target machining allowance of individual poloidal segments according to the cross-reconstruction region and a preset segment boundary to generate a machining strategy for the groove of individual poloidal segments.

Abstract: Disclosed are a mixture of a fused-ring aromatic pigment and a polymer material and its preparation method and downstream product. According to the method, different thermoplastic polymer materials can be selected and mixed with reactants for generating a fused-ring aromatic pigment; by adjusting the reaction molar ratio of the raw materials and the dosages of the raw materials in the whole reaction system, the mixture of the reactant and the polymer material can be extruded or kneaded to obtain a mixture of the fused-ring aromatic pigment and the polymer material in one step. Compared with the pigment, the raw material reactants of the pigment have better dispersity in the polymer material so that the pigment can be directly generated and uniformly dispersed in the polymer material through extruding or kneading.

Abstract: A method and apparatus for driving a vehicle in a virtual environment, a terminal, and a storage medium. The method includes: displaying a driving picture and a map display control, the driving picture being a picture in which a virtual object drives a virtual vehicle in a virtual environment, and the virtual vehicle being in a manual driving mode; receiving a marking operation on the map display control in response to the virtual vehicle being located in an automatic driving region in the virtual environment, the marking operation being an operation of marking a location in the map display control; and switching the virtual vehicle to an automatic driving mode in response to the marking operation, and controlling the virtual vehicle to automatically drive to a destination.

Abstract: Disclosed are a glass fiber tape, a surface modification method and an application thereof. The surface modification method includes the determination of an optimal decarburizing condition of the glass fiber tape, the decarburization of the glass fiber tape, and the coating of palmitic acid.

Abstract: Embodiments of this disclosure include an information processing method. In the method, a picture of a virtual environment is displayed. The picture includes a target region located in the virtual environment where the target region is adjacent to a neighboring region in the virtual environment. In response to a first movement instruction, a virtual character is controlled to enter the target region from the neighboring region by processing circuitry of an information processing apparatus. A first movement speed of the virtual character in the neighboring region is higher than a second movement speed of the virtual character in the target region. The information processing apparatus and non-transitory computer-readable storage medium counterpart embodiments are also contemplated.

Abstract: Some aspects of the disclosure provide a method for virtual environment control. The method includes displaying a first user interface (UI) that provides a virtual environment observed from a perspective of a first virtual character that has a first virtual item, and controlling, in response to a firing instruction, the first virtual character to use the first virtual item. The method also includes determining a category of a subject in an influence range of the first virtual item from a plurality of categories that the first virtual item is capable to influence on. The plurality of categories includes at least a virtual character category and a virtual item category. The method also includes controlling the first virtual item to produce an effect on the subject based on the determined category. The effect can change an attribute value associated with the determined category of the subject.

Abstract: An automatic ultrasonic imaging inspection method and system based on a six-axis manipulator. The method includes: controlling, by a motion control card, a six-axis manipulator to perform scanning and an external axis motor to move; when scanning, feeding back, by a probe, an echo signal; when the probe moves to another scanning line, sending, by a controller, a displacement information of the probe along a stepping direction to an ultrasonic imaging device; when the external axis motor works, feeding back, by an encoder, a displacement information of the probe along a scanning direction to the ultrasonic imaging device; allowing the external axis motor to work when the probe moves along a scanning line; and generating, by the ultrasonic imaging device, a two-dimensional scanning image according to the echo signal, and the displacement information of the probe along the stepping direction and the scanning direction.

Abstract: A method for virtual object control in a game application includes detecting a first virtual resource transfer operation when a distance between a first virtual object and a first virtual obstacle is less than or equal to a first predetermined distance threshold. The first virtual object is located in a first virtual region, the first virtual obstacle is in a first locked state that prevents the first virtual object from entering a second virtual region. Then, the method includes switching the first virtual obstacle from the first locked state to a first unlocked state that allows the first virtual object to enter the second virtual region based on a reduction of virtual resources from the first virtual object. Then, the method includes controlling the first virtual object to enter the second virtual region when a first control operation is detected. Apparatus and non-transitory computer-readable storage medium counterpart embodiments are contemplated.

Abstract: Embodiments of the present disclosure include a method and apparatus for using a virtual prop, a device, and a storage medium, relating to supporting virtual environments. The method includes: displaying a user interface rom a first visual character's perspective; in response to a use instruction, controlling the first visual character to use a first virtual prop to generate a defense range an attack from another virtual prop; and intercepting the second virtual prop based on determining that the another virtual prop will likely fall within the defense range of the first virtual prop.

Abstract: This application discloses an image display method and apparatus, a storage medium, and an electronic device. The method includes: displaying identifiers of a set of images in a game screen of a target game application, obtaining a first operation directed to selecting an identifier of a first image from among the identifiers of the set of images, selecting an identifier of the first image in response to the first operation, and displaying the selected image on a first region of the game screen.

Abstract: This application discloses a method for operating a virtual prop in a virtual environment performed by a computer device. The method includes: displaying a virtual environment interface, the first virtual object being associated with a close-in attack prop; receiving a sliding tackle state trigger operation and then controlling the first virtual object to be in a sliding tackle state in the virtual environment; receiving an attack operation while the first virtual object is in the sliding tackle state; and controlling the first virtual object to perform a close-in attack by using the close-in attack prop in the sliding tackle state. Because the body position of the first virtual object in the sliding tackle state is relatively close to the ground, other virtual objects cannot directly evade the attack of the prop, thus improving the human-computer interaction efficiency during the attack.

Abstract: This application discloses a virtual object control method performed by an electronic device. The method includes: displaying an environment picture, a virtual environment including a bonus draw prop; obtaining, in response to a target virtual object being located in an interactive distance range of the bonus draw prop, a teleportation skill from the bonus draw prop; displaying, when a skill display condition is met, a teleportation skill control used for triggering the teleportation skill; and moving the target virtual object from a first position to a second position in response to receiving a trigger operation for the teleportation skill associated with the teleportation skill control. In this way, the human-computer interaction efficiency in a process of controlling the target virtual object to move is improved.

Abstract: A virtual object control method includes: displaying a mode selection interface of a shooting game; starting, in response to a selection instruction for a target game mode in the mode selection interface, a game battle of the target game mode, and displaying a battle interface of the game battle; controlling a first virtual object to operate in a virtual environment provided by the game battle; controlling, in response to a shooting instruction for a virtual firearm used by the first virtual object, the virtual firearm to fire a virtual bullet; and determining, when the virtual bullet hits a second virtual object in the game battle, that the second virtual object is switched from a alive state to a death state.

Abstract: A method, apparatus, and a storage medium for displaying a virtual prop includes: displaying a screen in which a target virtual operation object is located in a target application; detecting a virtual prop of a target type within a visual angle range of the target virtual operation object in response to the target virtual operation object being configured with a target virtual skill, where the target virtual skill allows the target virtual operation object to see the virtual prop of the target type through a virtual obstacle; and displaying perspective information of the target virtual prop in the target application in response to the target virtual prop of the target type being detected within the visual angle range of the target virtual operation object.

Abstract: This application relates to manufacturing of vacuum chambers of nuclear fusion reactors, and more particularly to a method, device and apparatus for machining grooves of poloidal segments of a vacuum chamber of a nuclear fusion reactor, and a computer-readable storage medium. The method includes: collecting three-dimensional (3D) point cloud data of surfaces of individual poloidal segments of the vacuum chamber; performing reverse model reconstruction, based on the three-dimensional point cloud data, to generate an actual 3D model to acquire a sectional view of the vacuum chamber; extracting a cross-reconstruction region between two adjacent poloidal segments; and calculating a target machining allowance of individual poloidal segments according to the cross-reconstruction region and a preset segment boundary to generate a machining strategy for the groove of individual poloidal segments.

Abstract: A method for preparing an AlN based template having a Si substrate and a method for preparing a GaN based epitaxial structure having a Si substrate are provided. The method for preparing the AlN based template having the Si substrate, which includes: providing the Si substrate; growing an AlN nucleation layer on the Si substrate; and introducing an ion passing through the AlN nucleation layer and into the Si substrate. After the AlN nucleation layer is prepared on the Si substrate, the ions are introduced into the Si substrate and the AlN nucleation layer through the AlN nucleation layer. In this way, types of the introduced ions can be expanded. In addition, a carrier concentration at an interface between the Si substrate and the AlN nucleation layer and a carrier concentration in the AlN nucleation layer can also be reduced.

Abstract: A virtual prop control method includes: displaying a crosshair of a virtual shooting prop in a game scene of a virtual shooting game; detecting whether an aiming ray of the virtual shooting prop is in contact with adhesion boxes of other virtual operation objects in response to an input operation of the target virtual operation object, the aiming ray representing a direction aimed by the crosshair, the input operation including a target touch operation on a display screen that displays the game scene; and determining, from the non-target virtual operation objects corresponding to the contacted adhesion boxes, an adhesion target of the virtual shooting prop during shooting of the virtual shooting prop.

Abstract: An animation display method is provided. In the method, a first display area is displayed on a game setting interface of a game application. The first display area is configured to display a first operation flow in the game application. A first picture is displayed in the first display area when the first display area is not selected. The first picture is at least one display picture in the first operation flow. A first animation is played in the first display area when the first display area is selected. The first animation plays at least one group of display pictures in the first operation flow.

Abstract: This application discloses a virtual prop obtaining method performed by an electronic device. The method includes: obtaining a shooting result of a shooting battle between first and second virtual characters during running of a shooting task, the first virtual character being controlled by a user of the electronic device and the second virtual character being a non-manipulative character in a target area of the shooting battle; displaying a virtual prop at an area matching a position of the second virtual character in the target area when the first virtual character shot the second virtual character to death; and adding the virtual prop to a prop storage space corresponding to the first virtual character when a distance between the first virtual character and the virtual prop is less than a first distance.

Abstract: A method for validation of site-specific water quality criteria of a river basin includes steps of: analyzing the biota distribution characteristics of a river basin; eliminating non-resident related species from the toxicity database of target pollutants; supplementing toxicity values of site-specific resident sensitive species and endemic species; establishing a resident toxicity database for the river basin; comparing the degrees of fitting of species sensitivity distribution (SSD) models and identifying the optimal SSD model; and validating the water quality criterion value to complete the derivation and validation of the site-specific water quality criteria of the river basin. The method can improve the nativeness of the site-specific water quality criteria of the river basin, be used for the formulation of the site-specific water environment quality standards of the river basin, and provide support for the water quality management of the river basin.