Abstract: A pharmaceutical composition for preventing or treating Alzheimer's disease and use thereof are disclosed and belong to the technical field of medicines. The pharmaceutical composition includes (Z)-3-(N-(3-bromo-4-fluorophenyl)-N?-hydroxyformamido)-4-(2-guanidinoethyl)amino)-1,2, 5-oxadiazole and anhydroicaritin. A pharmacodynamic experiment proves that the pharmaceutical composition achieves a synergistic therapeutic effect on treating Alzheimer's disease.

Abstract: A laser wireless power transmission device and method based on power acquisition on power line. The device includes a power transmitter and a power receiver both installed on a power transmission line. The power transmitter includes an online induction power acquisition module, a semiconductor laser, a communication module, a two-dimensional pan-tilt, a beam shaping module, a control unit, a video image module, and an IMU module. The power receiver includes a four-quadrant photovoltaic panel, a DCDC module, a wireless monitoring module, and a battery.

Abstract: This application provides a dialog processing method and apparatus for a virtual scene, an electronic device, a storage medium, and a computer program product; and the method includes: invoking, based on at least one input statement, field dialog models respectively corresponding to at least one participating object of a current round to perform dialog generation, to obtain a plurality of output statements of each participating object; invoking, based on each output statement, a general dialog model to perform quality prediction, to obtain a quality parameter of each output statement, the general dialog model being obtained through training based on a dialog sample in a general field; and selecting a dialog statement of the current round from the plurality of output statements based on the quality parameter of each output statement.

Abstract: Provided are a concrete pouring guiding device and a construction method for pouring a concrete tank wall of a sewage treatment tank, wherein the concrete pouring guiding device includes a guiding element and a mounting seat configured to be fixed on an external mounting position; the guiding element is threadedly engaged with the mounting seat, so as to enable the guiding element to move in a first direction with respect to the mounting seat; in the first direction, one end of the guiding element is configured to allow concrete to flow into the guiding element, and the other end of the guiding element is configured to extend to a target position; and the first direction is a length direction of the guiding element.

Abstract: The present disclosure relates to the technical field of autonomous underwater vehicles, in particular to an unmanned cable-free operation type autonomous underwater vehicle. The unmanned cable-free operation type autonomous underwater vehicle includes a bow, a middle and a stern, each of the bow, the middle and the stern is of a hollow structure, the middle is provided with a manipulator lifting device and a cabin door opening and closing mechanism, the bow is provided with a first horizontal channel propeller and a first vertical channel propeller, and the stern is provided with two second vertical channel propellers and four main propellers. High-speed cruising of the unmanned cable-free operation type autonomous underwater vehicle can be achieved, and stable and precise hovering needed by the operation of the unmanned cable-free operation type autonomous underwater vehicle can also be achieved.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: A method for evaluating the health status of a petrochemical atmospheric oil storage tank using data from multiple sources. The health status of an atmospheric oil storage tank is influenced by multiple factors, and is evaluated by: acquiring corresponding sensor data and comprehensively considering the sensor data along with basic data of the oil storage tank, and selecting from a dynamic monitoring parameter-based health status and a basic health status of the oil storage tank, the one having a greater severity level, so as to determine the final health status of the oil storage tank. The method is used to conduct a comprehensive scientific assessment of the health status of an oil storage tank, and improves the use safety of the oil storage tank.

Abstract: This invention relates to methods and compositions for detecting the presence or absence of a Respiratory Syncytial Virus target nucleic acid in a biological sample using isothermal nucleic acid amplification.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: This invention relates to compositions, methods and kits for detecting the presence or absence of a bacterial species in a biological sample using isothermal nucleic acid amplification.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: This invention relates to compositions, methods and kits for detecting the presence or absence of a bacterial species in a biological sample using isothermal nucleic acid amplification.

Abstract: The technology relates in part to methods and compositions for isothermal amplification of nucleic acids.

Abstract: A method includes combining a polynucleotide and an amplification reagent mixture to form a reaction mixture, wherein the reaction mixture comprises reversibly bound divalent ions in solution, and adjusting the pH of the reaction mixture to release the reversibly bound divalent ions, thereby initiating amplification of the polynucleotide.

Abstract: A method includes combining a polynucleotide and an amplification reagent mixture to form a reaction mixture, wherein the reaction mixture comprises reversibly bound divalent ions in solution, and adjusting the pH of the reaction mixture to release the reversibly bound divalent ions, thereby initiating amplification of the polynucleotide.