Abstract: An apparatus for ventilatory treatment is provided. The apparatus may include at least one gas entrance configured to introduce a first gas into the apparatus and introduce a second gas into the apparatus; a gas mixing assembly configured to mix the first gas and the second gas to generate a mixed gas; a gas export configured to discharge a flow of the mixed gas; and a noise reduction assembly configured to reduce noise of the apparatus.

Abstract: Embodiments of this application provide a line card, a control method, and are applied to the field of terminal technologies. The line card includes a battery interface, a voltage conversion module, a plurality of holes, a connection cable, and a speaker; the holes are located between the speaker and the battery interface, two ends of the connection cable are respectively connected to the battery interface and the voltage conversion module, the connection cable runs through a gap between the speaker and a first hole, and the first hole is a hole closest to the speaker among the plurality of holes; the battery interface is configured to connect to a battery; the voltage conversion module is configured to convert a voltage to supply power; and a first current on the connection cable corresponds to a power supply voltage or a power supply current of the voltage conversion module.

Abstract: The present disclosure discloses a phenylpyrazole compound and an application thereof. The structure of the compound is as shown in general formula (I), and the definitions of the various substituents in the formula are given in the description. The description also discloses a use of the compound as an insecticide and acaricide, and as an animal parasite control agent.

Abstract: This application provides an audio module detection method, an electronic device and a computer storage medium An electronic device to which the audio module detection method is applied includes an audio output module, a first audio collection module, and a second audio collection module. The method includes: when the audio output module outputs first audio, obtaining first energy data indicating volume of the first audio collected by the first audio collection module by using the first audio collection module, and obtaining second energy data indicating volume of the first audio collected by the second audio collection module by using the second audio collection module; and determining, based on the first energy data and the second energy data, whether holes of an audio module are blocked, where the audio module is the audio output module, the first audio collection module, or the second audio collection module.

Abstract: A tunnel constraint anchor cable and a method for improving stability of an initial support structure. The tunnel constraint anchor cable comprises steel strands (1) anchored in surrounding rock, first anchor plates (2) and first anchorage devices (3) which are installed on the surface of the surrounding rock, longitudinal connection members (5) installed between two adjacent steel ribs (4), and second anchor plates (6) and second anchorage devices (7) which are installed on the longitudinal connection members (5). With the support of the tunnel constraint anchor cable, the ability of the initial support structure to resist self instability and destruction is improved, overall settlement and convergence deformation of the initial support structure can also be suppressed. The method for improving stability of an initial support structure has the characteristics of simplicity, speed, reliability, and avoiding interference with subsequent construction processes of tunnels.

Abstract: An internal power generation circuit comprises: a first internal power generation circuit, configured to generate a first power signal based on an external power signal, and including an NMOS transistor, voltage of the first power signal being lower than voltage of the external power signal by threshold voltage of one NMOS transistor, wherein the circuit further includes: a booster unit performing boosting on the first power signal, voltage of a boosted signal being higher than the voltage of the first power signal by at least the threshold voltage of one NMOS transistor; a self-starting feedback circuit configured to generate an output voltage signal based on the boosted signal and the external power signal, wherein before the output voltage signal reaches a target voltage, the output voltage signal follows the external power signal, and after the output voltage signal reaches the target voltage, the output voltage signal holds the target voltage.

Abstract: An anti-interference module and a terminal device are provided. The anti-interference module includes a circuit board, an interfering source, a device disposing space, and an anti-interference component. The interfering source is disposed on the circuit board, where the interfering source may generate a changing interference magnetic field; the device disposing space is provided on a side of the circuit board and is used to dispose an electronic device with a first coil; and the anti-interference component is configured to generate a compensation magnetic field that overlaps the interference magnetic field, or to consume electric energy generated by coupling between the interference magnetic field and the anti-interference component to reduce magnetic induction intensity of the device disposing space. This application may be applied to the terminal device such as a mobile phone.

Abstract: An electronic device and a power supply method for a smart power amplifier are provided. The electronic device includes a battery, a switch circuit, a boost circuit, a smart power amplifier, a speaker, and a controller. The battery is connected to a first end of the switch circuit, a second end of the switch circuit is connected to an input end of the smart power amplifier, a third end of the switch circuit is connected to an input end of the boost circuit, an output end of the boost circuit is connected to the input end of the smart power amplifier, and an output end of the smart power amplifier is connected to the speaker. The boost circuit is configured to perform boost conversion on an output voltage of the battery.

Abstract: The present invention discloses an amide compound and a use thereof, and the structure of the compound is shown in General Formula I: The definitions of each substituent in the formula can be found in the description; and the uses as an insecticide and an animal parasite control agent are also disclosed in the description.

Abstract: This application provides an audio module detection method, an electronic device and a computer storage medium An electronic device to which the audio module detection method is applied includes an audio output module, a first audio collection module, and a second audio collection module. The method includes: when the audio output module outputs first audio, obtaining first energy data indicating volume of the first audio collected by the first audio collection module by using the first audio collection module, and obtaining second energy data indicating volume of the first audio collected by the second audio collection module by using the second audio collection module; and determining, based on the first energy data and the second energy data, whether holes of an audio module are blocked, where the audio module is the audio output module, the first audio collection module, or the second audio collection module.

Abstract: The present invention belongs to the field of agricultural insecticides and acaricides. In particular, the present invention relates to a biphenyl compound containing substituted sulfide (sulfoxide) groups and a use thereof. The structure is shown in Formula I. The definitions of each substituent in the formula are described in the description. The compound of Formula I has excellent insecticidal and acaricidal activities, and can be used for preventing and treating various pests and pest mites.

Abstract: A display panel and a display device are provided. The display panel includes a transistor, and the transistor includes an active layer extending in a second direction and a gate layer located on one side of the active layer. The gate layer includes a main stem portion extending in a first direction and a branch portion extending from a side of the main stem portion. In a top view, the active layer overlaps the main stem portion and the branch portion to realize a multiple gate design, optimize layout of the transistor, and facilitate increasing an aperture ratio of a pixel and realizing a sensing integration design.

Abstract: This application discloses a pooling processing method, applied to a pooling processing system of a convolutional neural network.

Abstract: An internal power generation circuit comprises: a first internal power generation circuit, configured to generate a first power signal based on an external power signal, and including an NMOS transistor, voltage of the first power signal being lower than voltage of the external power signal by threshold voltage of one NMOS transistor, wherein the circuit further includes: a booster unit performing boosting on the first power signal, voltage of a boosted signal being higher than the voltage of the first power signal by at least the threshold voltage of one NMOS transistor; a self-starting feedback circuit configured to generate an output voltage signal based on the boosted signal and the external power signal, wherein before the output voltage signal reaches a target voltage, the output voltage signal follows the external power signal, and after the output voltage signal reaches the target voltage, the output voltage signal holds the target voltage.

Abstract: This disclosure provides an isophthalamide compound and use thereof, wherein the compound has a structure as shown by general formula I: the definition of each substituent in the formula is shown in the specification. The specification also discloses use thereof as an insecticide and an animal parasite control agent.

Abstract: This application discloses a pooling processing method, applied to a pooling processing system of a convolutional neural network.

Abstract: A bogie and a rail vehicle, wherein the bogie includes: a framework, a wheel pair connected to the framework, a braking hanger fixed to the framework, a hanger slider used for fixedly connecting to a vehicle wheel braking clamp, and a transmission member; the hanger slider is connected to the braking hanger, and the transmission member is connected to the hanger slider; a first end of the transmission member extends to a side surface of a vehicle wheel in the wheel pair, and the transmission member is used to drive the hanger slider to move along the lateral direction with respect to the braking hanger when the first end is subjected to a thrust applied in the lateral direction by the vehicle wheel, so that the vehicle wheel braking clamp moves to a position corresponding to the vehicle wheel.

Abstract: A method for improving the production of Streptomyces polyketide compounds is provided. The method greatly improves the capability of the Streptomyces polyketide compounds by strengthening a triacylglycerol decomposition pathway in Streptomyces during the stationary phase. A method for switching the primary metabolism of Streptomyces to the secondary metabolism, Streptomyces producing polyketide compounds, and use thereof are also provided.

Abstract: Embodiments of the present invention disclose a result ranking method and device. The method includes: acquiring search key-information by using an interaction application, and searching a prestored interaction data set for at least one search result associated with the search key-information; ranking the at least one search result according to a quality assessment score corresponding to each of the at least one search result; and outputting the ranked at least one search result. The quality assessment score corresponding to each search result is a value generated according to a number of historical operations performed on each search result and an interactive influence score of an application identifier performing a historical operation on each search result.

Abstract: This application discloses a pooling processing method, applied to a pooling processing system of a convolutional neural network. The pooling processing system includes a first storage device, a data region, a pooling computation kernel, and a pooling controller.