Abstract: The present disclosure relates to an efficient biodegradable dust suppressant for an open-pit mine and a preparation method therefor. The dust suppressant includes the following components in percentage by weight: 2%-3.5% of gallic acid, 1.5%-2% of sodium alginate, 0.25%-2% of a surfactant, 0.5%-1% of an antifreeze liquid, and balance water. The preparation method includes the following steps: (1) preparing the gallic acid; (2) preparing the antifreeze liquid; (3) weighing the components in parts by weight; (4) mixing the gallic acid, water, sodium alginate and antifreeze liquid; (5) adding the surfactant; and (6) adding the balance water to prepare the efficient biodegradable dust suppressant for an open-pit mine. The present disclosure has the characteristics of low temperature resistance, high temperature resistance, bonding, wetting, coal dust consolidation and the like, is biodegradable, and does not cause secondary pollution.

Abstract: A display panel including: a first substrate and a second substrate disposed oppositely and a liquid crystal layer disposed between the first substrate and the second substrate; a material of the liquid crystal layer includes a cholesteric liquid crystal; the display panel further includes: a microstructure optical film layer located on a side of the second substrate facing away from the first substrate; incident light is incident from a side of the microstructure optical film layer, reflected by the cholesteric liquid crystal, and then emerged from the microstructure optical film layer; the microstructure optical film layer includes multiple wedge structures; at least part of the wedge structures have different angles and sizes, so that light emerged from side view angles with different emergent angles are adjusted to a center view angle.

Abstract: Embodiments of the present application provide a needle winding assembly for winding electrode plates and a separator and a winding device. The winding needle assembly includes a first winding needle and a second winding needle for clamping the separator, and the second winding needle is provided with a rolling member on a side of the second winding needle toward the first winding needle. Due to the presence of the rolling member, there is rolling friction between the rolling member and the first winding needle, reducing the friction between the first winding needle and the second winding needle, which avoids scratching the separator when the winding needle assembly is inserted into the separator or pulled out of the separator, or avoids misplacing and bringing out part of the separator when the second winding needle is pulled out, which otherwise would reduce the production efficiency of the battery.

Abstract: A reducing and non-blast furnace smelting method of alkaline vanadium-titanium pellets and hot-pressed carbon-containing vanadium-titanium pellets. By upgrading the vanadium-titanium concentrates, improving quality of the reducing gas, increasing the proportion of the reduction section of the shaft furnace, removing the cooling section to achieve hot charging, and improving the electric furnace, the method accelerates the reduction rate of the vanadium-titanium pellets reduced by the gas-based shaft furnace, improves the final reduction degree of the vanadium-titanium pellets, achieves the rapid non-blast furnace smelting of the vanadium-titanium pellets.

Abstract: A speech recognition method. The method includes: performing speech activity detection on speech data to obtain multiple speech segments; determining, for each of the speech segments, a number of speakers involved in the each of the speech segments; for each of at least one of the speech segments with the determined number greater than 1: performing speech separation on the each of at least one of the speech segments to obtain multiple audio segments; performing speech recognition on each of the audio segments to obtain respective first speech recognition results for the audio segments; performing feature extraction on each of the audio segments to obtain respective voiceprint feature vectors; and performing clustering on the audio segments with respect to the speakers to obtain a clustering result; and obtaining a second speech recognition result for the speech data based on the clustering result and the respective first speech recognition results.

Abstract: A lift structure for an aerodrome structure comprises: an upstanding tubular frame comprising an upper ring located over a base ring and supported thereon by columns: a platform located within the tubular frame; and a lift mechanism arranged to raise and lower the platform between the base ring and the upper ring. The columns are spaced apart from each other to provide a side opening for loading an aircraft onto the platform and unloading an aircraft therefrom when the platform is in a lowered position. The platform provides a take-off and landing pad for an aircraft when the platform is in a raised position. An aerodrome structure comprises the lift structure and additional elements.

Abstract: Optical devices and methods of manufacture are presented herein. In an embodiment, an optical device is provided that includes a first substrate, the first substrate including an optical device layer, and a semiconductor die, a first waveguide structure over the first substrate, the first waveguide structure including a first optical component surrounded by cladding material, wherein the first waveguide structure has a top surface, the top surface including a first portion at a first distance from the first substrate, a second portion at a second distance from the first substrate, and a transition portion between the first portion to the second portion, wherein the second distance is greater than the first distance, and a first reflective structure over the first portion and the transition portion, wherein a portion of the first reflective structure over the transition portion is a curved surface.

Abstract: Traction fluids comprising Formula I, II, III, IV, V, VI, VII or a mixture thereof in combination with a base stock, a viscosity modifier, an anti-foaming agent, and an additive package.

Abstract: Embodiments of this application disclose an interpolation filter training method and apparatus, a video picture encoding and decoding method, an encoder, and a decoder. According to the training method, a first sub-pixel picture obtained through interpolation by using a conventional interpolation filter is used as label data, to train a second interpolation filter, so that the second interpolation filter obtained through training can be directly used for a pixel value, obtained through interpolation, of a first fractional pixel position. Therefore, the label data is more accurate, and coding performance of a video picture is improved. According to the encoding method, during inter prediction, a target interpolation filter used for a current encoding picture block is determined from a set of candidate interpolation filters, and the encoder selects, according to content of the current encoding picture block, an appropriate interpolation filter to perform an interpolation operation.

Abstract: A display substrate, a manufacturing method thereof, and a display device are provided. The display substrate includes a base substrate, organic light-emitting elements, a data line, and an electrode line. The organic light-emitting element includes a first electrode, a light-emitting layer and a second electrode sequentially stacked; the data line is located between the base substrate and the organic light-emitting element; the electrode line is on the same layer as the data line and located in a region outside a light-emitting region of the organic light-emitting element. The display substrate further includes at least one connection portion, which is in the region outside the light-emitting region and is configured to connect the electrode line and the first electrode, the connection portion is spaced apart from the second electrode, and the light-emitting layer covers the second electrode and the at least one connection portion.

Abstract: A device for detecting sludge moisture content based on density includes a detection chamber that is provided with a feeding mechanism, a compacting mechanism, a measuring mechanism, and an information processing unit. The feeding mechanism is provided on one side of the compacting mechanism, the measuring mechanism is provided on another side of the compacting mechanism, and the measuring mechanism is connected to the information processing unit. The feeding mechanism comprises a feeding base which is provided with a limited sliding block; and the limited sliding block is connected to a feeding sliding rail. The compacting mechanism comprises a feeding base, a rotating cam is provided at a lower end of the feeding base, and a hydraulic equipment is provided at an upper end of the feeding base. The measuring mechanism comprises a weighing base, and a height detecting base is provided at an upper end of the weighing base.

Abstract: An aerial vehicle includes a communication unit configured to receive a wireless signal from a geo-fencing device, and a flight controller configured to generate one or more control signals that cause the aerial vehicle to operate in accordance with a set of flight regulations generated based on the wireless signal. The geo-fencing device is configured not for landing of the aerial vehicle. The set of flight regulations includes rules for controlling at least one of the aerial vehicle, a carrier carried by the aerial vehicle, or a payload of the aerial vehicle.

Abstract: Disclosed herein is a compound and its use for the prognosis or diagnosis of neurodegenerative diseases. The compound has the structure of formula (I), According to embodiments of the present disclosure, the neurodegenerative disease may be an Alzheimer's disease (AD), Parkinson disease (PD), Huntington's disease (HD), frontotemporal dementia (FTD), Friedreich's ataxia, age-related macular degeneration, or Creutzfeldt-Jakob disease.

Abstract: A method for simulating landslide stability based on geophysical exploration data is provided. Electrical resistivity ? of a to-be-detected rock-soil mass in a landslide area is measured. Geophysical exploration data of a landslide profile is acquired and processed, and an electrical resistivity profile is obtained by inversion. The electrical resistivity profile is subjected to interpret partition to obtain a corresponding landslide geological model. A relationship model between shear strength parameters and physical property parameters of a typical rock-soil mass is established. Shear strength parameters of the to-be-detected rock-soil mass are calculated according to the relationship model. A preset condition is loaded into the landslide geological model. A landslide stability numerical simulation result is outputted to evaluate the landslide stability.

Abstract: A vehicle control device for shell sharing between control modules comprises a first control module and a second control module. The first control module comprises a plurality of first connectors, a first circuit board, and a first controller arranged in a second area of the first circuit board. The second control module comprises a plurality of second connectors, a second circuit board, and a second controller arranged in the fourth area of the second circuit board. By setting the size of the first circuit board and the second circuit board to be consistent, the number and type of the first connectors and the second connectors to be consistent, and the second area of the second circuit board corresponding to the first area of the first circuit board is set, the shell structure of the first control module and the second control module can be shared. A vehicle is also provided.

Abstract: A method for forming a semiconductor device. The method includes performing a first etching process to define one or more fins and corresponding device isolation structures on a substrate. The method further includes forming an enhancement layer on each of the fins, such that the enhancement layer encapsulates each fin. The method further performs a second etching process to remove one or more of the fins, and performs a third etching process to remove a portion of the enhancement layer. The method also includes depositing an STI material on the fins and the device isolation structures, followed by recessing the fins relative to the STI material.

Abstract: A modeling device and a modeling method for three-dimension objects are provided. The modeling method includes loading a motion model of a model object, where the motion model indicates a motion level of each of a plurality of model components of the model object; receiving an object to be modeled including a plurality of components; reading a component attribute of each component; adjusting the motion level of each model component based on the component attribute of each component to generate a modeled component including the component attribute; and obtaining a modeled object after setting the motion level of each model component, where the modeled object includes the modeled components respectively corresponding to the model components.

Abstract: A method, an apparatus, and a mobile terminal for associating notification messages, in the field of information technologies. In the disclosed embodiments, semantic feature values of notification messages in different applications are obtained, and notification messages that are in different applications and whose semantic feature values match are associated, so as to associate notification messages that are of associated events of a mobile terminal and that are from different channels (for example, different applications), thereby addressing notification messages of associated events being dispersedly distributed and thus prone to being forgotten by a user. Therefore, the user can conveniently view notification messages that are of associated events and that are from different channels, thereby effectively improving operation efficiency of the user, and improving user experience.

Abstract: A method for fabricating a forming-free resistive random-access memory (RRAM) device is provided. The method includes: fabricating an RRAM cell and annealing the RRAM cell. The RRAM cell includes: a bottom electrode, a switching oxide layer comprising at least one transition metal oxide; a top electrode, and an interface between the switching oxide layer and the top electrode. In some embodiments, the at least one transition metal oxide includes at least one of HfOx or TaOy, wherein x?2.0, and wherein y?2.5. The interface layer comprises a layer of at least one of Al2O3, MgO, Y2O3, or La2O3. The forming-free RRAM device may be switched to multiple resistance levels without a forming process.

Abstract: Heat transfer fluids were formulated with a neat solution of a synthetic ester base stock. A base stock prepared with a neat ester according to the invention has similar performance characteristics to commercially available heat transfer fluids.