Abstract: A self-stabilizing integrally-molded pillar filling structure for underground mines is provided, belonging to the field of supporting structures, which includes an airbag, and the airbag is provided with a feed filling port and a gas inflation port; a telescopic bearing piece, and the telescopic bearing piece is fixedly provided on an inner surface of the airbag and is capable of expanding and contracting with volume change of an inner cavity of the airbag; and steel hoops, and the steel hoops are fixedly provided on an outer surface of the airbag.

Abstract: The present disclosure provides an inversion method for determining a pollution source list based on artificial intelligence and big data, an inversion system for determining the pollution source list based on artificial intelligence and big data, and applications thereof, which provides basic data support for government sectors to formulate relevant environmental protection measures. The specific technical solution employed in the present disclosure is as follows: finding out an emission source that makes the highest contribution to the pollutant concentration of any cell with an advanced 3D CNN artificial intelligence algorithm based on artificial intelligence and big data, establishing a model of the relationship between pollutant concentration and emission, and finding out the relationship between pollutant concentration and emission with machine learning technology, i.e., estimating an emission from a given pollutant concentration, and estimating a pollutant concentration from a given emission.

Abstract: A zinc-based coating steel plate includes a base plate layer, an oxide layer which is adjoined to the base plate layer, and a zinc-based coating which is adjoined to the oxide layer, the oxide layer including a grain boundary silicon oxide and/or an intracrystalline silicon oxide therein, a thickness of the oxide layer being 3 ?m to 10 ?m, and a mass fraction of the grain boundary silicon oxide in the oxide layer being greater than or equal to 4%.

Abstract: A method and apparatus of a device that manages a video telephony call is described. In an exemplary embodiment, the device receives a heads-up of a network event from a network service of a device. The device further determines that the network event that is due to a local disruption of a network component of the device. In addition, and in response to the determination, the device adjusts a target delay of the video telephony call.

Abstract: A display apparatus (2) and an electronic device (0). The display apparatus (2) comprises a first functional layer (211) of a touch screen (21), a touch sensing layer (212) of the touch screen (21), a second functional layer (223) of a display screen (22), a liquid crystal panel (221) of the display screen (22), a third functional layer (224) of the display screen (22), and a backlight module (222) of the display screen (22), which are arranged in a stacked manner, wherein the touch screen (21) is bonded with the display screen (22), and at least two of the first functional layer (211), the touch sensing layer (212), an adhesive (23), the second functional layer (223) and the third functional layer (224) are provided with an anti-glare structure and/or a blue light blocking structure.

Abstract: An approach to determine the quality of encodings assigned to a word by a word embedding model. The approach may include determining the asymmetry of two embeddings associated with two words from a word embedding model. The asymmetry of the two words from a preexisting evocation dataset may be determined. The asymmetry of the two embeddings may be compared to the asymmetry from the evocation dataset to generate an encoding quality score.

Abstract: A display screen (10). The display screen (10) comprises a display panel (100) and an optical layer group (200), which is arranged on a light-emitting side of the display panel (100), wherein the optical layer group (200) is arranged on the light-emitting side of the display panel (100), the optical layer group (200) at least comprises an anti-glare layer, an anti-blue-light layer and an anti-reflection layer, which are arranged in a stacked manner, and the anti-glare layer can selectively perform mirror surface reflection or diffuse reflection on light that is incident to the display screen (10). By means of the display screen (10), the problems of glare, eye fatigue and vision damage caused by blue light of the high-brightness display screen (10) can be solved.

Abstract: A display screen applied to a display device is provided. The display screen includes a cover plate structure and a backlight structure. The cover plate structure includes a cover plate layer and an optical coating layer. The optical coating layer comprises an anti-glare (AG) layer on a surface of the cover plate layer. The backlight structure is located on another surface opposite to the AG layer on the cover plate layer. The backlight structure includes a first diffusion layer and a second diffusion layer stacked on the first diffusion layer.

Abstract: A display apparatus includes a display panel having a first display region, a second display region and an opening region. The first display region is adjacent to the second display region, and the second display region is adjacent to the opening region. The second display region includes at least a first sub-region and a second sub-region, the second sub-region surrounds the opening region, and the first sub-region is disposed on a side of the second sub-region away from the opening region. An aperture ratio of the first display region is greater than an aperture ratio of the first sub-region, an aperture ratio of the first sub-region is greater than an aperture ratio of the second sub-region.

Abstract: Embodiments of this application disclose example communication port management methods and example related devices to manage a plurality of communication ports on a communication device connection panel. One example method includes obtaining at least two local images of the communication device connection panel, where each local image corresponds to one local area of the communication device connection panel, and where each of the plurality of communication ports is attached with a port label that identifies each communication port. An overall port information matrix of the communication device connection panel is generated based on the at least two local images, where the overall port information matrix indicates a port identifier of each communication port in the plurality of communication ports and a relative location of each communication port in an overall area of the communication device connection panel. Communication port management is performed based on the overall port information matrix.

Abstract: Embodiments of the present disclosure provides a method and apparatus for modifying data of a software object, a device and a medium. In a specific implementation, the method includes: receiving a target instruction for modifying a target object, and parsing the target instruction to determine therefrom at least an operation type of the target instruction and an access path from the target object to target data included in the target object; and searching the target data from the target object according to the access path, and if the search is successful, modifying the target data at least according to the operation type. Through the method, the data included in the software object can be modified efficiently, thereby, the running performance of a software application can be improved.

Abstract: The present application belongs to the field of lithium battery technology, particularly relating to a preparation method for lithium iron phosphate cathode material and lithium battery. The method comprises: adding lithium source, iron source, phosphorus source, first carbon source, dopant, and dispersant into a solvent according to a preset ratio for mixing and grinding treatment to obtain the first mixture; Drying the first mixture and performing the first sintering in an inert gas atmosphere to obtain the lithium iron phosphate precursor; Adding borohydride, deionized water, second carbon source, and dispersant to the lithium iron phosphate precursor for pretreatment to obtain the lithium iron phosphate precursor mixture; After mixing, grinding, and drying the lithium iron phosphate precursor mixture, performing a second sintering in an inert gas atmosphere to obtain a coated doped type lithium iron phosphate cathode material.

Abstract: The present application belongs to the field of lithium battery technology, particularly relating to a preparation method for ultra-high compacted lithium iron phosphate cathode material and lithium battery. The method comprises: obtaining an iron-containing precursor based on iron phosphate and dispersant; Mixing the iron-containing precursor, lithium source, phosphorus source, and first carbon source for first sintering to obtain the first precursor mixture and grinding to the first preset particle size to obtain the first precursor; Mixing the iron-containing precursor, lithium source, phosphorus source, and second carbon source for second sintering to obtain the second precursor mixture and grinding to the second preset particle size to obtain the second precursor; Mixing the first precursor, second precursor, and third carbon source and performing a third sintering to obtain the lithium iron phosphate cathode material, improving the coating integrity of the first carbon coating.

Abstract: An detachment device for a spliced display device includes: a detachment mechanism disposed to be connected with the first display unit to drive the first display unit to move along a direction away from or close to a plane where the spliced display device is located; at least one moving device, wherein the moving device includes a moving frame located outside the detachment mechanism and an adjustment member disposed on the moving frame, the moving frame is connected with the second display unit, the adjustment member abuts against the detachment mechanism, and the moving frame drives the second display unit connected with the moving frame to move in a direction away from the first display unit through the adjustment member on the plane where the spliced display device is located.

Abstract: A semiconductor package and a manufacturing method thereof are provided. The semiconductor package includes a first semiconductor die, a second semiconductor die, a molding compound, a heat dissipation module and an adhesive material. The first and second semiconductor dies are different types of dies and are disposed side by side. The molding compound encloses the first and second semiconductor dies. The heat dissipation module is located directly on and in contact with the back sides of the first and second semiconductor dies. The adhesive material is filled and contacted between the heat dissipation module and the molding compound. The semiconductor package has a central region and a peripheral region surrounding the central region. The first and second semiconductor dies are located within the central region. A sidewall of the heat dissipation module, a sidewall of the adhesive material and a sidewall of the molding compound are substantially coplanar.

Abstract: The disclosure belongs to the field of microorganisms, and in particular relates to a strain of Akkermansia muciniphila and a product and application thereof. The A. muciniphila is AKK PROBIO, with a preservation number of CGMCC No. 20955. AKK PROBIO of the disclosure has good tolerance, high safety, wide indications, and a good therapeutic effect, can prevent and treat diseases such as colitis, colorectal carcinoma, Alzheimer's disease, and gouty arthritis, and has very good clinical application prospects.

Abstract: A semiconductor package includes a substrate, a semiconductor device, and a ring structure. The semiconductor device disposed on the substrate. The ring structure disposed on the substrate and surrounds the semiconductor device. The ring structure includes a first portion and a second portion. The first portion bonded to the substrate. The second portion connects to the first portion. A cavity is between the second portion and the substrate.

Abstract: A method comprises generating, via a pulse generator, a first pressure pulse in a fluid in a pipe and detecting, via a transducer, a first reflected pressure pulse based on the first pressure pulse, wherein the first pressure pulse is reflected by a pipe feature to generate the first reflected pressure pulse. The method comprises generating, with the pulse generator, a second pressure pulse at a later time relative to generating the first pressure pulse, wherein timing of generating of the second pressure pulse is such that the second pressure pulse is superposed with the first reflected pressure pulse such that an amplitude of the second pressure pulse is greater than an amplitude of the first pressure pulse. The method comprises detecting, via the transducer, a second reflected pressure pulse based on the second pressure pulse, and detecting a pipe feature based on the second reflected pressure pulse.

Abstract: A magnetic shower head includes a fixed seat and a body, where a groove is formed at the back of the body, and a protruding part allowed to extend into the groove is formed at the fixed seat, a first magnetic suction member is formed at end face of the bottom of the groove, and a second magnetic suction member is formed at the protruding part, the first magnetic suction member is allowed to be connected with the second magnetic suction member; a mounting space located on a peripheral side of the groove is formed at the body, and the mounting space connected to the groove, a latch is formed on the mounting space, and the latch is allowed to move along the radial direction of the groove and extend into the interior of the groove, a slot is formed at a peripheral side of the groove.