Abstract: Disclosed is a method of modeling a multi-mode degradation process and predicting a remaining useful life, which belongs to the technical field of health management.

Abstract: Provided in the present invention are a compound of Formula (I), a pharmaceutical composition comprising the same, a method for preparing the same, and use thereof as a NS5B polymerase inhibitor, a DNA polymerase inhibitor or a reverse transcriptase inhibitor for the prevention or treatment of viral diseases or cancers.

Abstract: The present invention discloses a flexible connecting structure of a prefabricated component and a building main body. The flexible connecting structure comprises multiple layers of cast-in-situ building main bodies spaced up and down, a prefabricated component is connected between two adjacent cast-in-situ building main bodies, a tenon is provided at the lower end of the prefabricated component, a mortise matching the tenon is provided on the top surface of the cast-in-situ building main body, and the prefabricated component is socketed to the lower layer of cast-in-situ building main body by tenon-and-mortise cooperation; and a first flexible layer for reducing the connection rigidity between the prefabricated component and the upper layer of cast-in-situ building main body is provided at the junction between the prefabricated component and the upper layer of cast-in-situ building main body.

Abstract: The present invention relates to a system, apparatus and method for safety control, the system comprising: a first device, which provides information capable of being used to determine whether a single staff member is present in a target area; a second device, which may be arranged at an entrance of a designated area, and used for controlling the entry of staff into the designated area; at least one sensing device, for detecting whether an activated transmitting unit, required to be carried by a staff member entering the designated area, is present in the target area; and a control device, for causing the second device to allow a staff member located in the target area to enter the designated area, when it is determined that a single staff member is present in the target area on the basis of the information from the first device and it is determined using the at least one sensing device that the activated transmitting unit is present in the target area.

Abstract: Embodiments of active noise control (ANC) headphones and operating methods thereof are disclosed herein. In one example, a headphone for ANC includes a speaker, an internal microphone, a processor, and a filter function module. The speaker is configured to play an audio based on a first audio source signal. The internal microphone is configured to obtain a mixed audio signal comprising a noise signal and a second audio source signal based on the audio of interest played by the speaker. The processor is configured to determine a current system parameter of the ANC headphone based on the mixed audio signal at a first time point and determine a current parameter of a filter function module based on the current system parameter of the ANC headphone and pre-tested data. The filter function module is to perform ANC based on the determined current parameter of the filter function module.

Abstract: The present invention provides a wearable device, comprising: a power source; a position sensor electrically connected to the power source, for sensing a position of a wearer of the wearable device and generating a position signal; a signal transceiver electrically connected to the power source, for receiving the position signal, sending the position signal to a monitoring apparatus, and receiving an indication signal from the monitoring apparatus; and a body of the wearable device comprises a first part and a second part, wherein a relative position of a moveable end of the first part and a moveable end of the second part can switch between a first relative position and a second relative position.

Abstract: Provided in the present invention are a compound of Formula (I), a pharmaceutical composition comprising the same, a method for preparing the same, and use thereof as a NS5B polymerase inhibitor, a DNA polymerase inhibitor or a reverse transcriptase inhibitor for the prevention or treatment of viral diseases or cancers.

Abstract: The present invention relates to a fluoroallylamine derivative and use thereof. In particular, the present invention relates to a compound as shown in Formula I, a prodrug, an isomer, an isotope-labeled compound, a solvate or a pharmaceutically acceptable salt thereof, which has VAP-1/SSAO inhibitory activity, and can be used for treating a disease associated with VAP-1/SSAO overactivity.

Abstract: A contactor and a contactor system are provided. The contactor comprises: a fixed contact; a movable contact capable of moving towards or away from the fixed contact; two arc ignition sheets for the movable contact, being positioned respectively at two sides opposite to each other of the movable contact in a first direction and fixed and electrically connected to the movable contact; two arc ignition sheets for the fixed contact, being positioned respectively at two sides opposite to each other of the fixed contact in the first direction and fixed and electrically connected to the fixed contact; and two arc-extinguishing chambers being arranged respectively on extension lines extending from the movable contact to the two arc ignition sheets for the movable contact in the first direction, wherein the two arc ignition sheets for the movable contact form an incomplete encirclement for the movable contact.

Abstract: A lightning strike fault monitoring system for a wind turbine generator system and a lightning protection system (110) thereof, wherein the lightning strike fault monitoring system for the wind turbine generator system includes the lightning protection system. The lightning protection system (110) comprises a main body (101) provided with a blind hole (1011), a core (102), a connecting member (103) made of gasifiable material, a first elastic member (104), a second elastic member (105), a sealing cover (106), a bottom plate (107), and a switch used for connecting between an external signal source and a detecting terminal. The core (102) and the first elastic member (104) are respectively accommodated in the blind hole (1011), and the core (102) is connected to the main body through the connecting member (103). One end of the first elastic member (104) abuts against the core (102), and the other end is connected to the bottom wall of the blind hole (1011).

Abstract: Embodiments of active noise control (ANC) headphones and operating methods thereof are disclosed herein. In one example, a headphone for ANC includes a speaker, a microphone, an echo-cancel module, and an ANC module. The speaker is configured to play an audio based on a first audio source signal. The microphone is configured to obtain a mixed audio signal including a noise signal and a second audio source signal based on the audio played by the speaker. The echo-cancel module is configured to reduce the second audio source signal from the mixed audio signal based on the first audio source signal to generate an echo-cancel audio signal. The ANC module is operatively coupled to the echo-cancel module and configure to generate a noise-controlled audio source signal to be played by the speaker based on the echo-cancel audio signal and the first audio source signal.

Abstract: The present invention provides a wearable device, comprising: a power source; a position sensor electrically connected to the power source, for sensing a position of a wearer of the wearable device and generating a position signal; a signal transceiver electrically connected to the power source, for receiving the position signal, sending the position signal to a monitoring apparatus, and receiving an indication signal from the monitoring apparatus; and a body of the wearable device comprises a first part and a second part, wherein a relative position of a moveable end of the first part and a moveable end of the second part can switch between a first relative position and a second relative position.

Abstract: The present disclosure relates to a graphene and Fe3O4-Au composite and a preparation method and a use thereof. The preparation method includes the following: firstly, preparing a thiol alkyl azide-modified Fe3O4-Au complex, and preparing an alkynylated graphene oxide by reacting a graphene oxide, which is activated by thionyl chloride, with a propargyl alcohol, and then performing a click reaction of the alkynyl group with the azide group between the thiol alkyl azide-modified Fe3O4-Au complex and the alkynylated graphene oxide with adding a catalysis under a nitrogen atmosphere condition to obtain the graphene and Fe3O4-Au composite. The method of preparing the graphene and Fe3O4-Au composite of the present disclosure has mild reaction conditions, and is simple and reliable.

Abstract: Compositions and methods are described herein for chemically inducing cells to change their differentiation state and become neuronal cells.

Abstract: A wireless network based battery management system is provided, which comprises an off-board subsystem and an on-board subsystem, wherein the off-board subsystem comprising an off-board data storage for storing historic data of a on-board battery system and data of other battery systems, and an off-board data processing device for analyzing and processing the stored data and establishing and validating off-board battery models, mapping the accurate and complex off-board battery models into a simple off-board battery model, and generating parameters of the simple off board battery mode, and wherein the on-board subsystem selects a simple on-board battery mode corresponding to the simple off-board battery mode, updating parameter of the simple on-board battery mode with those of the simple off-board battery mode, and calculates battery status of the on-board battery system. A method of using the wireless network based battery management system described above is also provided.

Abstract: A contactor and a contactor system are provided. The contactor comprises: a fixed contact; a movable contact capable of moving towards or away from the fixed contact; two arc ignition sheets for the movable contact, being positioned respectively at two sides opposite to each other of the movable contact in a first direction and fixed and electrically connected to the movable contact; two arc ignition sheets for the fixed contact, being positioned respectively at two sides opposite to each other of the fixed contact in the first direction and fixed and electrically connected to the fixed contact; and two arc-extinguishing chambers being arranged respectively on extension lines extending from the movable contact to the two arc ignition sheets for the movable contact in the first direction, wherein the two arc ignition sheets for the movable contact form an incomplete encirclement for the movable contact.

Abstract: A wireless network based battery management system is provided, which comprises an off-board subsystem and an on-board subsystem, wherein the off-board subsystem comprising an off-board data storage for storing historic data of a on-board battery system and data of other battery systems, and an off-board data processing device for analyzing and processing the stored data and establishing and validating off-board battery models, mapping the accurate and complex off-board battery models into a simple off-board battery model, and generating parameters of the simple off board battery mode, and wherein the on-board subsystem selects a simple on-board battery mode corresponding to the simple off-board battery mode, updating parameter of the simple on-board battery mode with those of the simple off-board battery mode, and calculates battery status of the on-board battery system. A method of using the wireless network based battery management system described above is also provided.

Abstract: The present invention relates to a composition as a transforming growth factor (TGF)-? suppressor which comprises an effective amount of guanidine compound or a pharmaceutically acceptable salt. More particularly, the present invention relates to a composition comprising a guanidine compound or a pharmaceutically acceptable salt thereof as a TGF-? suppressor, wherein the composition is characterized by suppression or reduction of TGF-? activity which is a cause of disease. The present invention relates to a method of treating various TGF-? associated diseases, the method comprising administering to the subject a composition comprising a guanidine compound or a pharmaceutically acceptable salt thereof as a TGF-? suppressor which can prevent or treat TGF-? associated diseases by suppressing or reducing TGF-? activity.

Abstract: A planetary gear transmission includes a planetary gear train having a sub gear, a fixed annular gear, at least one planet gear and a planet carrier; a synchronizer configured to be driven into a first coupling state in which it couples the sun gear with a prime mover, and a second coupling state in which it couples the planet carrier with the prime mover; and an actuator configured for selectively driving the synchronizer into one of its first and second coupling states.

Abstract: A two-speed transmission is provided. The transmission comprises a planetary gear train (8) having a sun gear, a fixed annular gear (8b), at least one planet gear (8c) and a planet carrier (8d). A dual clutch (10) is disposed between the planetary gear train and a prime mover which outputs rotational movement. The dual clutch is configured to be driven into a first clutching mode in which it kinematically couples the sun gear with the prime mover, and a second clutching mode in which it kinematically couples the planet carrier with the prime mover. And an actuator is configured to selectively drive the dual clutch into one of its first and second clutching modes. An electric vehicle comprises the two-speed transmission.