Abstract: An early warning method for safety production risk of tailings pond based on risk ranking is provided. The early warning method includes: monitoring and collecting internal basic data of a tailings pond in real-time, and performing a basic monitoring and a basic early warning; collecting geographical location data, meteorological data, and historical geological disaster data of an area where the tailings pond is located; performing risk ranking on a safety production risk of the tailings pond, thereby obtaining a risk level of the tailings pond; and collecting case data of global tailings pond accidents and hazard degree data thereof, acquiring accident solution strategies for the global tailings pond accidents, performing management and monitoring on the tailings pond, setting parameters in a process of the basic monitoring, and performing a ranked early warning on the safety production risk of the tailings pond based on the risk level.

Abstract: A gamma tuning method, apparatus, device, and storage medium and belongs to the field of display technology. The method includes: selecting a plurality of different target dimming values, and correspondingly setting, for each of the target dimming values, a same voltage gamma max power and a same voltage gamma small power; for each of the target dimming values, obtaining a gamma register value for 0 gray scale under the target dimming value according to the voltage gamma max power, the voltage gamma small power, a maximum gamma register value, and a target voltage for 0 gray scale under the target dimming value; and writing the gamma register value for 0 gray scale under the target dimming value into a gamma register of the display panel.

Abstract: A weight determining method and a related apparatus, to reduce a beam gain loss caused by a beam selection deviation are described. The method includes receiving an uplink reference signal and obtaining a channel reciprocity parameter between an uplink channel and a downlink channel based on the uplink reference signal. The method further includes determining state information of the downlink channel based on the channel reciprocity parameter, carrier frequency information of the uplink channel, and carrier frequency information of the downlink channel. Moreover, the method includes determining a weight of a downlink reference signal based on the state information of the downlink channel.

Abstract: A wireless communication method for use in a session management function is disclosed. The method comprises transmitting, to a wireless terminal, a steering rule for uplink data associated with a first protocol data unit session anchor of a multi-access protocol data unit session, wherein the multi-access protocol data unit session is associated with the first protocol data unit session anchor and a second protocol data unit session anchor.

Abstract: The present invention belongs to the field of drug preparation and detection, and particularly discloses a preparation method for a Eucommia ulmoides Oliv. leaf extract. The extract is obtained from Eucommia ulmoides Oliv. leaves (the mixture of the Eucommia ulmoides Oliv. leaves and Eucommia ulmoides Oliv. male flower) by enzymolysis and extraction of ethanol and water, and can effectively solve the problem that the extract is not easy to spray dry (the Eucommia ulmoides Oliv. leaves contain colloidal substances). The pharmacodynamic experiment proves that the Eucommia ulmoides Oliv. leaf extract has good effect of protecting the health of the renal function. The present invention also develops a detection method for the extract, which not only realizes the quality control of the extract, but also has the advantages of good repeatability and stability.

Abstract: The present invention relates to a positive electrode material comprising a core material and a coating layer coated on the surface of the core material, the core material comprises nickel hydroxide, and the coating layer comprises a tetravalent cobalt compound; and based on the weight of the coating layer, the content of the tetravalent cobalt compound is no less than 45 wt %. The present invention also relates to a preparation method for the positive electrode material. The present invention further relates to an alkaline secondary battery containing the positive electrode material.

Abstract: The present invention relates to a negative electrode material comprising a hydrogen storage alloy and a coating layer on a surface of the hydrogen storage alloy. Based on the mass of the negative electrode active material, a content of the coating layer is no less than 2 wt %. The coating layer comprises a component shown by a general formula LnFx, wherein Ln is one element selected from the group consisting of La, Ce, Pr, Nd, Pm, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Y, and Sc. The present invention also relates to a preparation method for the above-described negative electrode material. The present invention also relates to a nickel-metal hydride secondary battery using this negative electrode material.

Abstract: The present invention provides an antibody binding a human tumor-associated calcium signal sensor 2 (Trop-2) protein or fragments thereof, and use of the antibody or fragments thereof in preventing or treating diseases. The antibody or fragments thereof of the present invention can effectively bind to the human Trop-2 protein, and have internalization activity, and the internalization activity is enhanced after ADC drug labeling, and the in vivo efficacy and safety of a mouse model are not lower than those of a control antibody.

Abstract: The present disclosure provides a display assembly and a display device, the display assembly includes: a flexible display panel including a first display area, a second display area and a bending area formed between the first display area and the second display area, a metal resilient member fixedly attached to one side of the flexible display panel, a metal support located on a side, away from the flexible display panel, of the metal resilient member, a first conductive adhesive structure located at the edge of the bending area and connecting the first support part and the metal resilient member, and a second conductive adhesive structure located at the edge of the bending area and connecting the second support part with the metal resilient member, wherein the metal support is fixedly attached to the metal resilient member by an adhesive layer.

Abstract: A method that includes collecting, by a computer, social network posts by social network friends of a user containing images. The method further includes identifying, by the computer, images within the social network posts containing the user through facial image recognition based on an image of the user in a user social network profile and determining, by the computer, information from the identified images containing the user within the social network posts for inclusion in the user social network profile. The method may further include updating, by the computer, the profile information of the user social network profile to include the information from the identified images containing the user within the social network posts.

Abstract: An early warning method for safety production risk of tailings pond based on risk ranking is provided. The early warning method includes: monitoring and collecting internal basic data of a tailings pond in real-time, and performing a basic monitoring and a basic early warning; collecting geographical location data, meteorological data, and historical geological disaster data of an area where the tailings pond is located; performing risk ranking on a safety production risk of the tailings pond, thereby obtaining a risk level of the tailings pond; and collecting case data of global tailings pond accidents and hazard degree data thereof, acquiring accident solution strategies for the global tailings pond accidents, performing management and monitoring on the tailings pond, setting parameters in a process of the basic monitoring, and performing a ranked early warning on the safety production risk of the tailings pond based on the risk level.

Abstract: The present invention provides a fractional order sliding mode synchronous control method for a teleoperation system based on an event trigger mechanism. The method comprises: establishing a dynamics model for the teleoperation system by considering external disturbance and parameter uncertainty, selecting a master robot and a slave robot, interactively establishing the teleoperation system through a communication network, determining system parameters of the dynamics model, designing a fractional order nonsingular rapid terminal sliding mode surface equation by utilizing a position tracking error and a fractional order calculus, setting a trigger event condition of information interaction between the master robot and the slave robot, designing a self-adaptive fractional order nonsingular rapid terminal sliding mode controller based on the sliding mode, designing a Lyapunov function to carry out stability analysis, proving the boundedness of a closed-loop state signal of the system.

Abstract: A die steel with a high thermal diffusion coefficient includes 0.30-0.40 wt. % of C, 0.05-0.10 wt. % of Si, 2.50-3.40 wt. % of Mo, 0.01-0.05 wt. % of Nb, 0.30-0.50 wt. % of Co, 0.01-0.05 wt. % of RE, the rest is Fe and unavoidable impurities, wherein in the die steel, P?0.15 wt. %, S?0.025 wt. %. A preparation method of the die steel includes steps of melting, electroslag remelting, electroslag ingot annealing, forging, spheroidizing annealing, quenching and tempering.

Abstract: A low-oxygen heating-type cigarette assembly, comprising a low-oxygen heating-type smoking set (B) and a low-oxygen heating-type cigarette (A). The low-oxygen heating-type smoking set (B) comprises a heating section (4) and a smoke extracting member (2) detachably arranged with the heating section (4), wherein the heating section (4) is provided with a cigarette receiving chamber (4-1), and the smoke extracting member (2) comprises a hollow smoke extracting cone (2-1) and a smoke transmission tube (2-2).

Abstract: A laminate that includes: (i) a first pressure-sensitive adhesive layer, the first layer comprising a block copolymer containing at least one polymer block formed from vinylaromatics and at least one polymer block formed from alkenes; (ii) a metal layer disposed on the first layer; (iii) a blowing agent layer disposed on the metal layer; and (iv) a second pressure-sensitive adhesive layer disposed on the blowing agent layer, the second layer comprising a block copolymer containing at least one polymer block formed from vinylaromatics and at least one polymer block formed from alkenes.

Abstract: A closed heat-not-burn cigarette and an assembly. The assembly comprises a closed heat-not-burn cigarette (1) and a heating smoking set (2), wherein when in use, the closed heat-not-burn cigarette (1) is inserted into the heating smoking set (2) where the cigarette is heated for smoking.

Abstract: A sidewall-punctured heated tobacco product (9), comprising a tobacco section (1) and a functional mouthpiece rod section (3). A vapor extraction section (2) is provided between the tobacco section (1) and the functional mouthpiece rod section (3). The tobacco section (1), the vapor extraction section (2), and the functional mouthpiece rod section (3) are wrapped and connected together by means of external wrapping and tipping materials. The vapor extraction section (2) is a cylinder comprising a hollow structure (2-1), and at least one sidewall through hole (2-2) communicated with the hollow structure (2-1) is formed on the sidewall of the cylinder. In use, the tobacco product (9) is inserted into a closed heating smoking set, and during vaping, vapor generated by the tobacco section (1) is mixed, after active migration, with air entering from the sidewall through hole (2-2) to form mainstream vapor.

Abstract: A package is disclosed. In one example, the package includes a first main face for mounting a heat sink and an opposing second main face for being mounted on a mounting base. The package comprises a carrier, an electronic component mounted at the carrier, and an encapsulant encapsulating at least part of the electronic component and at least part of the carrier. Electrically insulating material covers electrically conductive material of the carrier at said first main face. The encapsulant comprises at least one step at the first main face.

Abstract: A data driving circuit, a display module, and a display device are provided. The data driving circuit at least includes a selecting unit and a signal conversion unit. The selecting unit is configured to directly output an image signal received to the signal conversion unit, or invert the image signal and then transmit the image signal inverted to the signal conversion unit. The control signal represents a display mode of a pixel unit that receives the image signal and perform image display according to the image signal. The signal conversion unit is configured to convert the image signal into a grayscale voltage in an analog form. The grayscale voltage is transmitted to the pixel unit to perform image display.

Abstract: A package is disclosed. In one example, the package includes a first main face for mounting a heat sink and an opposing second main face for being mounted on a mounting base. The package comprises a carrier, an electronic component mounted at the carrier, and an encapsulant encapsulating at least part of the electronic component and at least part of the carrier. Electrically insulating material covers electrically conductive material of the carrier at said first main face. The encapsulant comprises at least one step at the first main face.