Abstract: Disclosed in the present application is a laser processing device. The laser processing device includes a machine base, a laser processing head and an enclosure. The machine base is configured to bear a workpiece to be processed. The laser processing head is connected to the machine base and is configured to process the workpiece to be processed. The enclosure is slidingly connected to the machine base and is configured to filter the laser beam reflected when the laser processing head processes the workpiece to be processed. At the same time, the enclosure can also isolate smoke generated during laser processing, thereby preventing the processing environment from being polluted.

Abstract: A laser and cutting machining apparatus includes a laser cutting device, and the laser cutting device includes a housing, a guide plain shaft, and a machining mechanism. The guide plain shaft is arranged in the housing, and the machining mechanism includes a laser shell slidably connected to the guide plain shaft, a laser device arranged in the laser shell, and a cutter mechanism arranged in the laser shell; the laser device and the cutter mechanism is movable with the laser shell along the guide plain shaft relative to the housing. The laser and cutting machining apparatus integrates the laser device and the cutter mechanism, is simple and convenient to operate, and can perform laser engraving and cutter cutting on a workpiece by a laser or a cutter, thereby achieving the tabletop and miniaturized configuration of the laser and cutting machining apparatus.

Abstract: A display method applied to an electronic device, a graphical user interface, and an electronic device are provided. The electronic device may perform, based on a most power saving display color of a display, color transformation on an interface element to be displayed on the display, so as to change a color of the interface element to be displayed on the display, thereby reducing power consumption of the display. In addition, in a color transformation process, color fidelity is performed on an interface element that includes rich information, so that rich meanings represented by the interface element can be preserved. In addition, different color transformations are performed on drawing elements that constitute the interface element and that are used as the foreground and the background, so as to distinguish between the foreground and the background that are adjacent to each other and that are obtained after the color transformations.

Abstract: A method for preparing a carbon nano tube/polyacrylic acid hydrogel, a product and an application thereof are provided. The method includes: oxidizing a carbon nanotube into a carboxylated carbon nanotube, thereafter performing in-situ polymerization with acrylic acid, sodium hydroxide, ammonium persulfate, triethanolamine and N, N-methylenebisacrylamide to obtain a carbon nanotube/polyacrylic acid hydrogel. The hydrogel has a uniform porous structure, facilitating a rapid transmission and supply of water. The carbon nanotubes in the hydrogel are of an array structure, achieving a full absorption of solar energy to realize a high-efficiency photothermal conversion. The gel is attached to a sponge base to obtain a solar-powered carbon nano tube/polyacrylic acid hydrogel steam generator for the photothermal conversion. The steam generator is used for solar seawater desalination, but can improve evaporation rate and evaporation efficiency.

Abstract: It is disclosed a motor thermal protection device and operation method thereof. The motor thermal protection device utilizes a power supply of a motor for power supplying and comprises: a capacitor timing circuit, configured to time after the motor is powered off; a power-off time determining unit, configured to perform a reading operation of reading an output voltage of the capacitor timing circuit after the motor is powered on, and determine a power-off time from when the motor is powered off to when the motor is powered on according to the output voltage; and a heat accumulation calculating unit, configured to calculate a remaining heat accumulation when the motor is powered on according to the power-off time and a heat accumulation when the motor is powered off.

Abstract: A composite hydrogel sponge and its preparation method and application, and a solar desalination device are provided. The composite hydrogel sponge includes a water supply layer and an evaporation layer disposed on the water supply layer. A material of the water supply layer is polyacrylamide hydrogel, and a material of the evaporation layer is polyacrylamide/graphene composite hydrogel. The polyacrylamide/graphene composite hydrogel includes the polyacrylamide hydrogel and the graphene dispersed in the polyacrylamide hydrogel. The composite hydrogel sponge has a special porous structure of the sponge, which is beneficial to the rapid transmission and supply of water; meanwhile, the graphene on the surface of the evaporation layer can fully receive solar energy to achieve higher photo-thermal conversion efficiency.

Abstract: A method for preparing a carbon nano tube/polyacrylic acid hydrogel, a product and an application thereof are provided. The method includes: oxidizing a carbon nanotube into a carboxylated carbon nanotube, thereafter performing in-situ polymerization with acrylic acid, sodium hydroxide, ammonium persulfate, triethanolamine and N, N-methylenebisacrylamide to obtain a carbon nanotube/polyacrylic acid hydrogel. The hydrogel has a uniform porous structure, facilitating a rapid transmission and supply of water. The carbon nanotubes in the hydrogel are of an array structure, achieving a full absorption of solar energy to realize a high-efficiency photothermal conversion. The gel is attached to a sponge base to obtain a solar-powered carbon nano tube/polyacrylic acid hydrogel steam generator for the photothermal conversion. The steam generator is used for solar seawater desalination, but can improve evaporation rate and evaporation efficiency.

Abstract: A display method applied to an electronic device, a graphical user interface, and an electronic device are provided. The electronic device may perform, based on a most power saving display color of a display, color transformation on an interface element to be displayed on the display, so as to change a color of the interface element to be displayed on the display, thereby reducing power consumption of the display. In addition, in a color transformation process, color fidelity is performed on (in other words, no color transformation is performed on) an interface element that includes rich information (for example, rich colors), so that rich meanings represented by the interface element can be preserved.

Abstract: A rail apparatus, a laser apparatus, and a laser machining device are provided in the present disclosure. The rail apparatus includes a rail frame assembly and a mounting assembly. The rail frame assembly includes a rail frame and a guide shaft fixed to the rail frame. The mounting assembly includes a mounting base and a pulley. The pulley defines a sliding groove. The sliding groove is slidably connected with the guide shaft. The laser apparatus includes a base, a laser, and a focusing member. The laser is disposed on the base and is configured to emit a laser light. The focusing member is movably disposed on the base and has a focusing end. The laser apparatus is operable in a retracting state and an extending state. The laser machining device includes the rail apparatus and the laser apparatus.

Abstract: A thin film transistor includes an active layer, a first loose layer and a first oxygen release layer. The first loose layer is at least disposed on a first surface of the active layer perpendicular to a thickness direction of the active layer, and is in contact with the active layer. A material of the first loose layer includes a first inorganic oxide insulating material. The first oxygen release layer is disposed on a surface of the first loose layer facing away from the active layer, and is in contact with the first loose layer. A material of the first oxygen release layer is a first oxygen-containing insulating material. A porosity of the first loose layer is different from a porosity of the first oxygen release layer, and/or an oxygen content of the first loose layer is different from an oxygen content of the first oxygen release layer.

Abstract: An oxide thin film transistor includes an oxide active layer, a first loose layer and a first oxygen release layer. The first loose layer is at least disposed on a first surface of the oxide active layer perpendicular to a thickness direction of the oxide active layer, and is in contact with the oxide active layer. A material of the first loose layer includes a first inorganic oxide insulating material. The first oxygen release layer is disposed on a surface of the first loose layer facing away from the oxide active layer, and is in contact with the first loose layer. A material of the first oxygen release layer is a first oxygen-containing insulating material.

Abstract: The present disclosure relates to a communication method for a slave device in a master-slave communication structure, including: sending a boot report to the master device at power-up to report that the slave device is booting, wherein the boot report includes identity information for the slave device; receiving a heartbeat message from the master device; and if no heartbeat message is received from the master device for more than a predetermined time, the boot report is continuously sent to the master device at predetermined intervals until a feedback message of successful connection is received from the master device. Further, the present disclosure relates to a communication method for a communication system having a master-slave communication structure, a communication device for a slave device in a master-slave communication structure, and a communication system having a master-slave communication structure.

Abstract: A Michelson interference optical fiber temperature sensor for detecting fringe contrast change is provided. It includes a light source, an optical fiber coupler connected to a first optical fiber and a second optical fiber, a coarse wavelength division multiplexer, a first photodetector, a second photodetector, a display device, and a processing circuit connected to the display device. The light source, optical fiber coupler and coarse wavelength division multiplexer are connected sequentially in that order. The coarse wavelength division multiplexer is connected to the first photodetector and the second photodetector individually. The first photodetector and the second photodetector are connected to the processing circuit. An end of the first optical fiber or the second optical fiber facing away from the optical fiber coupler is connected to a semiconductor. It has advantages of simple and fast manufacturing process, safe and reliable sensor, stable signal, low cost, high sensitivity and high precision.

Abstract: A purification system having pipelines arranged at different levels in a height direction is disclosed. The purification system can include: a first purifier and a second purifier disposed side by side symmetrically; an air input pipeline, an air output pipeline and a waste nitrogen input pipeline, wherein the air input pipeline, the air output pipeline and the waste nitrogen input pipeline are disposed at different heights, the gap between pairs of pipelines being determined so as to facilitate overhaul of three-stem valves, a value W being smaller than a value W when the air input pipeline, the air output pipeline and the waste nitrogen input pipeline are arranged in parallel on the ground, and the purification system further comprises: a three-stem valve platform formed by a framework structure in a number of levels, to facilitate overhaul of the three-stem valves.

Abstract: A Michelson interference optical fiber temperature sensor for detecting fringe contrast change is provided. It includes a light source, an optical fiber coupler connected to a first optical fiber and a second optical fiber, a coarse wavelength division multiplexer, a first photodetector, a second photodetector, a display device, and a processing circuit connected to the display device. The light source, optical fiber coupler and coarse wavelength division multiplexer are connected sequentially in that order. The coarse wavelength division multiplexer is connected to the first photodetector and the second photodetector individually. The first photodetector and the second photodetector are connected to the processing circuit. An end of the first optical fiber or the second optical fiber facing away from the optical fiber coupler is connected to a semiconductor. It has advantages of simple and fast manufacturing process, safe and reliable sensor, stable signal, low cost, high sensitivity and high precision.

Abstract: The present invention relates to the preservation and packaging of the agricultural products and discloses a gas remover and a method for packaging agricultural products. The gas remover provided herein is capable of effectively removing gas released in a vacuum sealer bag. The gas remover includes calcium hydroxide, which can effectively removes gas released by the plant-based agricultural products in the vacuum sealer bag, avoiding the expansion of the vacuum sealer bag.

Abstract: It is disclosed a motor thermal protection device and operation method thereof. The motor thermal protection device utilizes a power supply of a motor for power supplying and comprises: a capacitor timing circuit, configured to time after the motor is powered off; a power-off time determining unit, configured to perform a reading operation of reading an output voltage of the capacitor timing circuit after the motor is powered on, and determine a power-off time from when the motor is powered off to when the motor is powered on according to the output voltage; and a heat accumulation calculating unit, configured to calculate a remaining heat accumulation when the motor is powered on according to the power-off time and a heat accumulation when the motor is powered off.

Abstract: An oxide thin film transistor includes an oxide active layer, a first loose layer and a first oxygen release layer. The first loose layer is at least disposed on a first surface of the oxide active layer perpendicular to a thickness direction of the oxide active layer, and is in contact with the oxide active layer. A material of the first loose layer includes a first inorganic oxide insulating material. The first oxygen release layer is disposed on a surface of the first loose layer facing away from the oxide active layer, and is in contact with the first loose layer. A material of the first oxygen release layer is a first oxygen-containing insulating material.

Abstract: The present invention provides methods and systems for formulation optimization of bispecific antibodies. The present application also provides methods and systems to select molecule candidates for constructing bispecific antibodies and formulation optimization thereof. Physico-chemical parameters of a bispecific antibody are characterized. The formulation optimization strategies are guided by the prediction of interaction parameters. Various formulation optimization strategies are provided based on these physico-chemical parameters.