Abstract: The present invention relates to the technical field of mine fire prevention and extinguishing, in particular to a liquid nitrogen direct injection and low-temperature foaming intelligent filling system based on mine fire area characteristics and an application method, comprising a liquid nitrogen storage tank, a liquid nitrogen direct injection system and a low-temperature foaming system, wherein the liquid nitrogen storage tank communicates with a liquid nitrogen pressurizing device through a main pipeline; a temperature control unit is arranged on the main pipeline; and the liquid nitrogen pressurizing device is connected with the liquid nitrogen direct injection system and the low-temperature foaming system, respectively, liquid nitrogen is directly injected into a foam liquid, to prepare a low-temperature foam type fire preventing and extinguishing material by means of forced convection, membrane boiling, explosion boiling and nucleate boiling between the liquid nitrogen and water.

Abstract: A device for removing unwanted objects from cut tobacco in a cut tobacco production line is disclosed, which includes: a raw cut tobacco feeding and conveying unit (N1), a heavy unwanted object removal unit (N2), a cut tobacco dispersion and recovery unit (N3), a moderate unwanted object removal unit (N4), a cut tobacco humidification unit (N5) and a light unwanted object removal unit (N6). An unwanted object removal method using the cut tobacco unwanted object removal device is also disclosed. The device and method of the disclosure can effectively remove unwanted objects from cut tobacco.

Abstract: Disclosed is a multi-specific antibody targeting CD40 and PD-L1, as well as its use in the treatment of diseases such as tumors.

Abstract: An assembled subway station and a construction method thereof are provided. The assembled subway station includes a plurality of components combined in a ring shape, comprising a bottom plate component, two bottom corner components, two side wall components, a middle plate component, two top corner components, and a top plate component. Connection surfaces of each component are each provided with a concave-convex structure being matched with another concave-convex structure on a relevant connection surface of an adjacent component. Butt joint positions of two adjacent components are filled with sealing structures. The embedded grooves of two adjacent components are oppositely arranged, and connecting members for exerting opposite fastening forces on the two adjacent components are installed in the oppositely arranged embedded grooves.

Abstract: A display module and a display apparatus are provided in the present disclosure. The display module includes a backlight assembly and a display anti-peep assembly. The display anti-peep assembly is on a light-exiting side of the backlight assembly; and the display anti-peep assembly includes a display assembly and an anti-peep assembly; and the anti-peep assembly at least includes a plurality of light-blocking parts which is arranged along a direction in parallel with a plane where the display module is located. The display module further includes a first display mode and a second display mode. In the first display mode, the anti-peep assembly is in an operating state, and a light-exiting angle of the anti-peep assembly is ?1; and in the second display mode, the anti-peep assembly is not in an operating state, and the light-exiting angle of the display anti-peep assembly is ?2, where ?1<?2.

Abstract: A display panel and a display apparatus are provided in the present disclosure. The display panel includes a plurality of pixel units, where the pixel unit at least includes a color pixel region and a highlighted pixel region. A side of the first substrate facing the second substrate includes a first light-blocking layer, and a side of the second substrate facing the first substrate includes a second light-blocking layer and a color-resist layer. A first light-blocking portion at least includes a first opening and a first sub-portion; and a second light-blocking portion at least includes a second sub-portion and a second opening. An orthographic projection of the second opening onto the first substrate overlaps an orthographic projection of the first sub-portion onto the first substrate; and an orthographic projection of the first opening onto the first substrate overlaps an orthographic projection of the second sub-portion onto the first substrate.

Abstract: A display panel includes a plurality of pixel units. At least one pixel unit includes a display region and an anti-peep region. The anti-peep region includes a first light-blocking layer and a second light-blocking layer. The first light-blocking layer is on a side of the second light-blocking layer facing a light-exiting surface of the display panel. Along a direction perpendicular to the light-exiting surface of the display panel, a distance between the first light-blocking layer and the second light-blocking layer is greater than zero. Along a fifth direction, the first light-blocking layer includes a plurality of first light-blocking strips and a plurality of first openings. A first opening is arranged between two neighboring first light-blocking strips. The fifth direction is parallel to the light-exiting surface of the display panel. Along the fifth direction, the second light-blocking layer includes a plurality of second light-blocking strips and a plurality of second openings.

Abstract: Display module and display device are provided. The display module includes: a display panel; a backlight module; a through hole; a first optical film, and a light-filling component. An orthographic projection of the first optical film on the display panel is located inside an orthographic projection of the through hole on the display panel. The first optical film is provided with a first microstructure on a side facing the light-filling component, and further includes a first hollowed portion penetrating through the first optical film along the direction perpendicular to the light-exiting surface of the display panel. Light emitted by the light-filling component at least partially enters the first hollowed portion through the first optical film, and is transmitted to the display panel. The first microstructure includes a plurality of annular substructures, and a center of each of the plurality of annular substructures is located in the first hollowed portion.

Abstract: A display panel and a display apparatus are provided in the present disclosure. The display panel includes a plurality of pixel units. At least one pixel unit includes a display region and an anti-peep region. The anti-peep region includes a first light-blocking layer and a second light-blocking layer; and along a direction perpendicular to the light-exiting surface of the display panel, a distance between the first light-blocking layer and the second light-blocking layer is greater than zero. The first light-blocking layer includes at least one first light-blocking strip and at least one first opening. The second light-blocking layer includes at least one second light-blocking strip and at least one second opening. A vertical projection of a first or second opening on the light-exiting surface of the display panel is within a vertical projection of a corresponding first or second light-blocking strip on the light-exiting surface of the display panel.

Abstract: A display panel and a display apparatus are provided in the present disclosure. The display panel includes a plurality of pixel units, where the pixel unit at least includes a color pixel region and a highlighted pixel region. A side of the first substrate facing the second substrate includes a first light-blocking layer, and a side of the second substrate facing the first substrate includes a second light-blocking layer and a color-resist layer. A first light-blocking portion at least includes a first opening and a first sub-portion; and a second light-blocking portion at least includes a second sub-portion and a second opening. An orthographic projection of the second opening onto the first substrate overlaps an orthographic projection of the first sub-portion onto the first substrate; and an orthographic projection of the first opening onto the first substrate overlaps an orthographic projection of the second sub-portion onto the first substrate.

Abstract: A display panel and a display apparatus are provided in the present disclosure. The display panel includes a plurality of pixel units. At least one pixel unit includes a display region and an anti-peep region. The anti-peep region includes a first light-blocking layer and a second light-blocking layer; and along a direction perpendicular to the light-exiting surface of the display panel, a distance between the first light-blocking layer and the second light-blocking layer is greater than zero. The first light-blocking layer includes at least one first light-blocking strip and at least one first opening. The second light-blocking layer includes at least one second light-blocking strip and at least one second opening. A vertical projection of a first or second opening on the light-exiting surface of the display panel is within a vertical projection of a corresponding first or second light-blocking strip on the light-exiting surface of the display panel.

Abstract: Display module and display device are provided. The display module includes: a display panel; a backlight module; a through hole; a first optical film, and a light-filling component. An orthographic projection of the first optical film on the display panel is located inside an orthographic projection of the through hole on the display panel. The first optical film is provided with a first microstructure on a side facing the light-filling component, and further includes a first hollowed portion penetrating through the first optical film along the direction perpendicular to the light-exiting surface of the display panel. Light emitted by the light-filling component at least partially enters the first hollowed portion through the first optical film, and is transmitted to the display panel. The first microstructure includes a plurality of annular substructures, and a center of each of the plurality of annular substructures is located in the first hollowed portion.

Abstract: Disclosed is a document similarity evaluation system or the like which can evaluate a degree of concentration and dispersion of parts with high similarity in at least two kinds of documents. The system includes a segment search unit which finds common segments (CS) in first and second segment strings, counts the number of CS, and identifies an appearance range (AR) within CS; and a similarity index (SI) calculation unit which calculates a first sum that is a sum of the numbers of characters of each segment (NCS) in AR and a second sum that is a sum of NCS of CS and calculates SI between the first and second segment strings by the following equation, SI=F(NTC)/G(NCC)×NS (where, NTC is the first sum, NCC is the second sum, NS is the number of the CS, functions F and G monotonically increase at larger than 0).

Abstract: An input assistance device according to an exemplary aspect of the present invention includes: an operation storing unit which stores a plurality of types of operations targeting a display object arranged in a shared screen shared by a plurality of terminal devices; an operation history storing unit which stores a history operation that is a performed operation targeting an arranged object which is the display object stored in display object storing unit and arranged in the shared screen, in order of performance of the history operation, and stores participating user identifiers that are identifiers of users of the plurality of terminal devices; and an operation score deriving unit which derives an operation probability being a probability that a target user performs next time a candidate operation being the operation stored in the operation storing unit, based on a target user identifier, the history operation, and the participating user identifier.