Abstract: The present disclosure discloses a specially packaged relay and a packaging method thereof. The relay includes an electromagnetic relay and an injection molded body. The injection molded body is injection molded outside the electromagnetic relay and wraps the electromagnetic relay therein. A plurality of conventional terminals of the electromagnetic relay are respectively exposed, or the conventional terminals of the electromagnetic relay are respectively located within the injection molded body, and each of the conventional terminals of the electromagnetic relay is connected with an external terminal that is exposed. The electromagnetic relay of the present disclosure is completely wrapped and sealed by the injection molded body, and is completely isolated from external liquid, which can effectively prevent the external liquid from flowing into the electromagnetic relay and ensure the electromagnetic relay to work stably for a long time in a liquid environment.

Abstract: A method for making a strain sensor is provided. The method includes growing an iron (Fe) thin seed layer with patterns on a top surface of a silicon oxide isolation layer formed on a top surface of a silicon wafer; synthesizing a plurality of vertically aligned carbon nanotubes (VACNTs) on top surfaces of the iron (Fe) thin seed layer to form electrodes of the strain sensor; forming a first polydimethylsiloxane (PDMS) layer disposed on and between adjacent VACNTs of the plurality of VACNTs; peeling the first PDMS layer and the plurality of VACNTs embedded in the first PDMS layer off from the top surface of the silicon oxide isolation layer; and forming a second PDMS layer on a bottom surface of the plurality of VACNTs embedded in the first PDMS layer.

Abstract: The present disclosure provides a microwave cooking apparatus, a control method, and a storage medium. The microwave cooking apparatus comprises: a housing capable of enclosing a heating chamber therein; a solid microwave source disposed on the housing and used for emitting a first variable-power microwave; an antenna connected to the solid microwave source and used for feeding the first variable-power microwave into the heating chamber; and a controller connected to the solid microwave source and used for controlling the solid microwave source to operate and adjusting the first variable-power microwave.

Abstract: A thermal increase system may be coupled to a containment structure for containing a load. The system includes a plurality of shelf support structures disposed within a cavity. The plurality of shelf support structures is configured to support a repositionable electrode at a plurality of positions within the cavity. The system includes a first electrode disposed at a first surface of the containment structure, wherein the repositionable electrode is disposed within the containment structure so as to divide the cavity into separate volumes. The system includes a radio frequency signal source electrically connected to one or both of the first electrode and the repositionable electrode. The radio frequency signal source is configured to provide radio frequency energy to either or both of the first electrode and the repositionable electrode.

Abstract: The present disclosure provides a radio frequency detecting device, a detecting method, and a microwave oven, and the radio frequency detecting device comprises: a signal transmitting device configured to generate and transmit multiple forward frequency detecting signals of different frequencies; a signal receiver configured to receive multiple reverse frequency detecting signals reflected by the load; a first detection device configured to detect each first parameter corresponding to each of the forward frequency detecting signals; a second detection device configured to detect each second parameter of each of the reverse frequency detecting signals; and a microcontroller configured to determine a state parameter of the load based on the multiple frequencies and the first parameter and the second parameter corresponding to each of the frequencies.

Abstract: Core-shell particles and methods of making and using thereof are described herein. The core is formed of or contains one or more hydrophobic materials or more hydrophobic materials. The shell is formed of or contains hyperbranched polyglycerol (HPG). The HPG coating can be modified to adjust the properties of the particles. Unmodified HPG coatings impart stealth properties to the particles which resist non-specific protein absorption and increase circulation in the blood. The hydroxyl groups on the HPG coating can be chemically modified to form functional groups that react with functional groups and adhere the particles to tissue, cells, or extracellular materials, such as proteins.

Abstract: A system and method for content selection and presentation is disclosed. A plurality of content elements configured for presentation in at least one content container is received and one of the plurality of content elements is selected for presentation in the at least one content container. The one of the plurality of content elements is selected by a trained selection model configured to select one of an individual context or a global context. An interface including the selected one of the plurality of content elements is generated.

Abstract: A device has a substrate transparent to ultraviolet (UV) light, and at least one metalens formed of a material having large permittivity of UV light on the substrate. A device has a UV reflector, a UV transparent film on the reflector, and at least one metalens formed of a material having large permittivity of UV light on the film.

Abstract: A cutting tool for machining titanium alloy or superalloy includes a Me-B-N coating. The Me-B-N coating is Me1-B-N; Me1 is one or more selected from transition metal elements Hf, V, Nb, Ta and Mo, and the atomic percentage of each element is: Me1: 8-40%, B: 15-60%, and N: 10-65%; and the Me-B-N coating includes Me1Nx phase and BN phase; or, the Me-B-N coating is Me1-Me2-B-N, Me1 is one or more selected from transition metal elements Hf, V, Nb, Ta and Mo; Me2 is one or more selected from transition metal elements Ti, Zr, Cr, and W; and the atomic percentage of each element is: Me1: 4-36%, Me2: 4-36%, B: 15-60%, and N: 10-65%; and the Me-B-N coating includes Me1Nx phase, Me2Nx phase and BN phase.

Abstract: The disclosure relates to compositions and methods for improving the appearance of the skin. Compositions comprise at least one thermoplastic elastomer, at least one adhesive polymer, and at least one filler. Methods comprise applying the compositions to the skin to tighten the skin or hide skin imperfections by forming a film on the skin.

Abstract: A system and method for content selection and presentation is disclosed. A plurality of content elements configured for presentation in at least one content container is received and one of the plurality of content elements is selected for presentation in the at least one content container. The one of the plurality of content elements is selected by a trained selection model configured to select one of an individual context or a global context. An interface including the selected one of the plurality of content elements is generated.

Abstract: Core-shell particles and methods of making and using thereof are described herein. The core is formed of or contains one or more hydrophobic materials or more hydrophobic materials. The shell is formed of or contains hyperbranched polyglycerol (HPG). The HPG coating can be modified to adjust the properties of the particles. Unmodified HPG coatings impart stealth properties to the particles which resist non-specific protein absorption and increase circulation in the blood. The hydroxyl groups on the HPG coating can be chemically modified to form functional groups that react with functional groups and adhere the particles to tissue, cells, or extracellular materials, such as proteins.

Abstract: A grinding and polishing device includes a main body, a grinding disk, a sample disk, a first console, and a second console. The main body includes a support table and a support column. The support table is coupled to the support column. The grinding disk is fixed on the support table and includes a polishing surface. The sample disk is fixed on the support column and configured to hold a preform. The first console is electrically coupled to the sample disk and used for controlling a distance between the preform held by the sample disk and the grinding disk. The second console is electrically coupled to the grinding disk and used for controlling a working state of the grinding disk for grinding and polishing the preform.

Abstract: Embodiments of this application disclose a virtual scene display method performed at an electronic apparatus, and a storage medium, and belong to the field of computer technologies. The method includes: displaying a focusing button in a terminal screen in a case that a virtual scene is in a scaling display mode based on a scope, the focusing button being configured to adjust a scaling ratio of the virtual scene; obtaining an adjusted target field of view (FOV) corresponding to the scope according to a touch operation on the focusing button; obtaining the scaling ratio of the virtual scene according to the target FOV, the target FOV and the scaling ratio being in a negative correlation; and updating the virtual scene in the terminal screen according to the scaling ratio.

Abstract: A vacuum suction pen which can always be held squarely above a work being done notwithstanding the orientation of a component to be fitted to the work includes a penholder, a pen head, a connecting mechanism, and a suction cup. The suction cup is at an end of the pen head away from the penholder and made of rubber for soft handling. The connecting mechanism is coupled to the penholder and the pen head, and comprises a connecting member, the connecting member comprises a first connecting portion and a second connecting portion, the first connecting portion is disposed in the penholder, the second connecting portion is coupled to the pen head, and the pen head can be rotationally disposed on the penholder. A method for using the vacuum suction pen is also provided.

Abstract: The disclosure relates to compositions and methods for improving the appearance of the skin. Compositions comprise at least one thermoplastic elastomer, at least one adhesive polymer, and at least one filler. Methods comprise applying the compositions to the skin to tighten the skin or hide skin imperfections by forming a film on the skin.

Abstract: A pixel compensation circuit including a light emitting diode, a drive unit, a control unit, a data write-in unit, a reset unit, and a pull-down unit is disclosed. The control unit is configured to control a voltage drop time of the first node according to a data voltage value received by the data write-in unit, so as to control a gray scale of the light emitting diode. The data write-in unit includes a first transistor, a second transistor, a third transistor and a capacitor. The first transistor is connected to a first voltage source and a second node. The second transistor is connected to the second node and a third node. The third transistor is connected to the third node and a data input source. The first capacitor is connected to the second node and a first reference voltage source.

Abstract: The present disclosure provides method and apparatus, an electronic apparatus, and a storage medium for a virtual object control, and relates to the field of computer technologies. In the present disclosure, when a touch operation in a control region is detected, a viewing angle of a virtual scene is determined; an acceleration of a virtual object during a falling process is obtained with reference to the touch operation, the viewing angle, and the gravitational acceleration; and the virtual object is controlled to fall according to the acceleration. In this way, an action of a character can be realistically simulated by determining non-fixed moving directions and speeds.

Abstract: A flexible display device that can conform to complex curved surfaces, and methods for manufacturing said display device, are disclosed herein. The display device utilizes a Miura-ori origami structure that, in a folded or at least partially folded configuration, is able to conform to complex curved surfaces. The Miura-ori structure involves folding a two-dimensional substrate in accordance with crease lines comprising a tessellation of parallelograms. Each cell of the tessellation pattern can include one or more luminous elements (LEDs, OLEDs, etc.) bonded to circuit elements embedded within the flexible substrate (e.g., Parylene-C).

Abstract: This application discloses a method for determining a posture of a virtual object in a virtual environment performed at an electronic device. The method includes: determining at least one sampling point of the virtual object; determining a normal direction of the virtual object relative to the ground according to the at least one sampling point and the ground on which the virtual object is located; determining a ground-hugging posture of the virtual object in the virtual environment according to the normal direction; and rendering the virtual object in the virtual environment according to the ground-hugging posture. The normal direction of the ground on which the virtual object is located is determined according to the sampling point, and the ground-hugging posture of the virtual object in the virtual environment is obtained according to the normal direction.