Abstract: This invention relates to a surfactant composition, production and use thereof in tertiary oil recovery. The present surfactant composition comprises a cationic surfactant and an anionic-nonionic surfactant, and exhibits significantly improved interfacial activity and stability as compared with the prior art. With the present surfactant composition, a flooding fluid composition for tertiary oil recovery with improved oil displacement efficiency and oil washing capability as compared with the prior art could be produced.

Abstract: A control method, an electronic device, and a storage medium are provided. The method includes: obtaining a first screen projection instruction and determining a target display device to be projected; and switching a network to which an electronic device or the target display device is connected when the target display device and the electronic device executing the first screen projection instruction are not connected to a same network, such that output content of the electronic device is able to be display-outputted to the target display device.

Abstract: The present invention discloses a type of shoehorn, including a shoehorn body, a fixing base and a peg, wherein the shoehorn body is in the shape of a long plate, the shoehorn body is 50 cm-100 cm in length, and the shoehorn main body is provided with a supporting base and a peg. The invention adopted a new structure, increasing the length of the shoehorn body, so that people do not need to stoop down to use it. The shoehorn is made with a soft structure, it is easily used for all kinds of shoes, there are two ways to fix the fixed base and shoehorn body, they can be randomly paired, greatly facilitating its usage. The invention is reasonably structured, easy to use, the production cost is low, the practicality is strong.

Abstract: The present disclosure discloses a method and a device for building a virtual keyboard. The method includes the steps: detecting a touch area of finger operation; determining the number of keys to be arranged in a key region of the virtual keyboard according to the detected touch area of finger operation and an area of the key region of the virtual keyboard; and arranging the determined number of keys in the key region of the virtual keyboard according to a preset strategy. The number of keys arranged in a key region of the virtual keyboard is determined in the present disclosure according to the touch area of user's finger operation and the area of the key region of the virtual keyboard so that the area of each key in the virtual keyboard is adaptable to the touch area of fingers.

Abstract: A touch screen, a manufacturing method thereof and a display device are disclosed. In the touch screen, a plurality of first sensing units are connected to each other by a first connection line in a first direction; and a plurality of second sensing units are connected to each other by a second connection line in a second direction; the first sensing units and the second sensing units are arranged alternatively in the first and second direction; and in the first direction, at least part of the second sensing units is overlapped with the first connection line between two first sensing units adjacent to this second sensing unit, and in the second direction, at least part of the first sensing units is overlapped with the second connection line between two second sensing units adjacent to this first sensing unit.

Abstract: The present disclosure discloses a method and a device for building a virtual keyboard. The method includes the steps: detecting a touch area of finger operation; determining the number of keys to be arranged in a key region of the virtual keyboard according to the detected touch area of finger operation and an area of the key region of the virtual keyboard; and arranging the determined number of keys in the key region of the virtual keyboard according to a preset strategy. The number of keys arranged in a key region of the virtual keyboard is determined in the present disclosure according to the touch area of user's finger operation and the area of the key region of the virtual keyboard so that the area of each key in the virtual keyboard is adaptable to the touch area of fingers.

Abstract: The present disclosure provides a display panel and a method for producing the same. An area where two sides of a first corner of a display area are located is set as a non-wiring area, an area where two sides of a second corner of the display area in an diagonal direction of the first corner are located is set as a wiring area, and peripheral wirings and peripheral arrangements of the display panel are provided in a part of the wiring area, at least one of the two sides of the second corner is located in the part of the wiring area, so that display screens with different size can be produced in a case of using only one set of mask plate, capable of saving the cost of developing and producing display panel products and shortening the development and design cycle thereof.

Abstract: Embodiments of the present invention disclose an unlocking method, a device for touch screen terminal and a touch screen terminal. The method includes: performing a touch unlocking operation to an unlocking unit, wherein the unlocking unit is at least one active area corresponding to the unlocking operation and provided on the touch screen with an area smaller than that of the entire screen; and when the touch screen terminal is in a non-service state, the active area is in a service state or a standing by state; when detecting the touch unlocking operation, generating an unlocking request signal; and providing an unlocking operation interface according to the unlocking request signal.

Abstract: Embodiments of the present invention relate to an array substrate and a display device comprising the array substrate. According to an embodiment of the invention, there is provided an array substrate which comprises: a terminal region; and an active pixel region, the active pixel region comprising: a plurality of pixel units; a plurality of gate lines; a plurality of data lines; and a plurality of gate leading wires, wherein two columns of the plurality of pixel units are provided between two adjacent data lines among the plurality of data lines, each of the plurality of gate leading wires is disposed between the two columns of the plurality of pixel units, and each of the plurality of gate lines is connected to respective one of the plurality of gate leading wires.

Abstract: An array substrate and a display device are disclosed. The array substrate comprises a backlight source for emitting light; a substrate including a reflection region configured to reflect an external light and a transmission region configured to transmit a light emitted by the backlight source; and a photoelectric conversion device disposed on the substrate and configured to convert optical energy of the light emitted to the reflection region into electric energy. Energy of the light incident on a reflection region of a transflective liquid display device is recycled, thereby avoiding wasting part of energy from the backlight source. Meanwhile, the display device comprises the above mentioned array substrate. This display device is in particular used in smart mobile terminal equipments such as smart watch and the likes.

Abstract: The present invention provides an electronic device and a key input prompt method.

Abstract: Embodiments of the present invention disclose an unlocking method, a device for touch screen terminal and a touch screen terminal. The method includes: performing a touch unlocking operation to an unlocking unit, wherein the unlocking unit is at least one active area corresponding to the unlocking operation and provided on the touch screen with an area smaller than that of the entire screen; and when the touch screen terminal is in a non-service state, the active area is in a service state or a standing by state; when detecting the touch unlocking operation, generating an unlocking request signal; and providing an unlocking operation interface according to the unlocking request signal.

Abstract: The disclosed technology provides a touch screen, comprising a touch screen body, comprising a plurality of first channels extending in first direction and a plurality of second channels extending in second direction; and an interface device provided with a plurality of I/O ports, wherein at least two first channels of the touch screen body spaced apart with first predetermined distance are connected electrically to a parallel connection node so as to form a first channel group, and the parallel connection node is connected electrically to one I/O port, and wherein the first predetermined distance is a predetermined length of a touching region in the first direction. An addressing method for the touch screen is also provided.

Abstract: Embodiments of the present invention relate to an array substrate and a display device comprising the array substrate. According to an embodiment of the invention, there is provided an array substrate which comprises: a terminal region; and an active pixel region, the active pixel region comprising: a plurality of pixel units; a plurality of gate lines; a plurality of data lines; and a plurality of gate leading wires, wherein two columns of the plurality of pixel units are provided between two adjacent data lines among the plurality of data lines, each of the plurality of gate leading wires is disposed between the two columns of the plurality of pixel units, and each of the plurality of gate lines is connected to respective one of the plurality of gate leading wires.

Abstract: The disclosed technology provides a touch screen, comprising a touch screen body, comprising a plurality of first channels extending in first direction and a plurality of second channels extending in second direction; and an interface device provided with a plurality of I/O ports, wherein at least two first channels of the touch screen body spaced apart with first predetermined distance are connected electrically to a parallel connection node so as to form a first channel group, and the parallel connection node is connected electrically to one I/O port, and wherein the first predetermined distance is a predetermined length of a touching region in the first direction. An addressing method for the touch screen is also provided.

Abstract: The present invention provides methods for the generation of methane by a two phase anaerobic phase system (APS) digestion of organic substrates. Also provided is a device for practicing the methods of the invention. The APS-digester system is a space-efficient, high-rate solids digestion system. The APS-digester system consists of one or more hydrolysis reactors and one biogasification reactor.

Abstract: The present invention provides methods for the generation of methane by a two phase anaerobic phase system (APS) digestion of organic substrates. Also provided is a device for practicing the methods of the invention. The APS-digester system is a space-efficient, high-rate solids digestion system. The APS-digester system consists of one or more hydrolysis reactors and one biogasification reactor.