Abstract: A snow thrower includes a motor, an auger driven by the motor to rotate, a handle device for a user to operate, an auger housing for containing the auger and a frame for connecting the handle device and the auger housing. The auger housing is made of at least two different materials.

Abstract: The invention discloses a starch-based multi-channel airflow unit and a preparation method and an application thereof. The preparation method of the present invention comprises the following steps: melting a polylactic acid, wherein a temperature of a first temperature control zone is 135° C. to 145° C., a temperature of a second temperature control zone is 175° C. to 185° C., a temperature of a third temperature control zone is 190° C. to 200° C., and a temperature of a fourth temperature control zone is 175° C. to 185° C.; gelatinizing a starch-based material, adding the starch-based material in the third temperature control zone and fully mixing the mixture; adding a polyol in the third temperature control zone, and fully mixing the mixture; and extruding out the mixed material through twin screws, sizing in vacuum, cooling and sizing, and winding and cutting to obtain the starch-based multi-channel airflow unit.

Abstract: A lipid delivery system, a virus-like structure (VLS) vaccine constructed therefrom, and a lipid particle capable of encapsulating an mRNA molecule encoding a SARS-CoV-2-specific antigen are provided. After the lipid particle encapsulates an mRNA molecule encoding a SARS-CoV-2 antigen, a SARS-CoV-2 S1 antigen protein can be embedded on a surface of an envelope structure of the lipid under specific buffer conditions to produce a VLS vaccine with an antigen-encoding mRNA molecule encapsulated inside and an outer membrane presenting a required viral antigen protein. The vaccine has a superior specific antibody-inducing ability to a SARS-CoV-2 mRNA vaccine and a polypeptide vaccine, can maintain a long-lasting high antibody level, and can also exhibit excellent immune binding abilities for the emerging different variants.

Abstract: Disclosed is a display substrate, including: a base including a display region and a peripheral region; sub-pixels in the display region; data lines in at least the display region and extending in a first direction and electrically connected to the sub-pixels; gate lines in at least the display region and extending in a second direction intersecting with the first direction, and electrically connected to the sub-pixels; pads in the peripheral region; data leads in the peripheral region and electrically connected to the data lines and the pads; a gate driver circuit in the peripheral region and electrically connected to the gate lines; gate drive lines in the peripheral region and electrically connected to the gate driver circuit; gate leads in the peripheral region and extending in the first direction, which are electrically connected to the gate drive lines and the pads and located between the data leads.

Abstract: An information display method includes: receiving a first operation performed by a user on a date label or a time label displayed on a first interface of a first application, where the date label indicates a date corresponding to information displayed on the first interface, and the time label indicates time information corresponding to the information displayed on the first interface; displaying an operation menu in response to the first operation, where the operation menu includes a first control; receiving a second operation performed by the user on the first control; and displaying, in response to the second operation, a historical information record corresponding to a first date or a first time period.

Abstract: Provided herein are proteins comprising one monovalent human TfR binding domain (“human TfR binding proteins”), proteins comprising one monovalent mouse TfR binding domain (“mouse TfR binding proteins”), conjugates comprising such human or mouse TfR binding proteins, e.g., human TfR binding proteins-dsRNA conjugates, pharmaceutical compositions comprising human TfR binding proteins or conjugates, and methods of treating CNS diseases (e.g., neurodegenerative disease such as neurodegenerative synucleinopathy or tauopathy) using human TfR binding proteins or conjugates.

Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a substrate and a resistive element over the substrate. The semiconductor device structure also includes a thermal conductive element over the substrate. A direct projection of the thermal conductive element on a main surface of the resistive element extends across a portion of a first imaginary line and a portion of a second imaginary line of the main surface. The first imaginary line is perpendicular to the second imaginary line, and the first imaginary line and the second imaginary line intersect at a center of the main surface.

Abstract: Methods and apparatus for a baking chamber for processing a chamber component are provided herein. In some embodiments, a baking chamber includes: an enclosure defining a first chamber, wherein the first chamber comprises: a first chamber body having a first floor and first sidewalls that couple the first floor to a first lid of the first chamber body to define a first interior volume; a first support disposed in the first interior volume; a first gas line disposed in the first interior volume proximate the first lid; a first showerhead disposed between the first gas line and the first support; a first exhaust coupled to the first floor; and a first heater disposed in the first interior volume between the first support and the first floor; and wherein the enclosure includes a door configured to facilitate transferring the chamber component into and out of the enclosure.

Abstract: A method and an apparatus of frequency regulation of a power system involving renewable energy power generation, a computer device, and a non-transitory computer readable storage medium are provided. The method includes: constructing a system frequency dynamic model according to parameters associated with power generator sets in the power system, where the power generator sets comprise a renewable energy power generator set and a conventional energy power generator set; calculating secure operation indexes of the power system according to the system frequency dynamic model of the power system; and obtaining system comprehensive cost indexes of the power system, constructing a reserve allocation model of the power generator sets according to the system comprehensive cost indexes and the secure operation indexes of the power system, and regulating a system frequency of the power system according to the reserve allocation model.

Abstract: A flat panel detector is provided, which includes a base substrate and a plurality of detection regions arranged in an array on the base substrate, where each detection region is successively provided with a photosensitive sensor and an optical structure along a direction away from the base substrate; the optical structure includes a condensing unit and a light filtering unit, where the condensing unit is used for receiving the near-infrared light and ambient light emitted by the laser light source and performing condensing, and the light filtering unit is configured to shield the ambient light and transmitting the near-infrared light; a photosensitive sensor which includes an amorphous silicon photodiode and a thin film transistor, where the amorphous silicon photodiode is configured to convert the near-infrared light transmitted by the light filtering unit into an electrical signal.

Abstract: A method for enabling a function in an application includes receiving a first operation, where the first operation is that a user drags a first icon and/or a second icon in a first interface until a position relationship between the first icon and the second icon meets a preset condition; and displaying a second interface corresponding to a target function indicated by the second icon in response to the first operation, where a first contact corresponding to the first icon is an operation object of the target function.

Abstract: The present application provides a bandwidth adjustment method, a service transmission method, a network device and a readable storage medium. The bandwidth adjustment method includes: receiving a slot adjustment request sent from a predetermined device, and acquiring a slot adjustment scheme notified by the predetermined device; completing slot adjustment preparation on a current device according to the slot adjustment scheme, and sending a slot adjustment acknowledge signal to the predetermined device; and extracting and carrying, in response to detecting a slot adjustment indication signal sent from the predetermined device, a client service according to slots after the slot adjustment scheme is executed, starting from a corresponding receiving cell and a corresponding sending cell.

Abstract: A wireless communication includes a control circuit and a receiver (RX) circuit. The control circuit obtains indicator information from another wireless communication system, identifies a transmitter (TX) and receiver (RX) packet delivery scenario as one of a packet overlapping scenario and a packet non-overlapping scenario according to the indicator information, and generates RX gain control information in response to the TX and RX packet delivery scenario. The RX circuit refers to the RX gain control information to set an RX gain used for receiving data.

Abstract: Embodiments of this application provide a data access method and apparatus, and an electronic device. The method includes: when a first account logged in to a current device triggers a data access operation on user data, generating a first access request corresponding to the data access operation; sending the first access request to a storage device; receiving a permission verification request fed back by the storage device; generating an access authorization request based on the permission verification request; outputting the access authorization request to a first device; receiving authorization verification information from the first device; generating, based on the authorization verification information, a second access request corresponding to the data access operation; and sending the second access request to the storage device.

Abstract: An operation method of a proximity sensor comprises: controlling a light-emitting element by a processing circuit. Such control includes a plurality of light source on and light source off operations. An optical sensor receives light and outputs a sensing signal corresponding to the intensity of the light. The processing circuit computes the sensing signal to produce a sensing result. The plurality of light source on and light source off operations includes a group having two light sources on operations and two light sources off operations. The two light sources on operations in the group or the two light sources off operations in the group are performed consecutively. In this way, the ambient light components of the light source on and off operations may cancel out each other to reduce the ambient light components contained in the sensing results.

Abstract: A separation device with two-stage gas-liquid mixture and conical spiral fields is provided. A first-stage uniform mixer performs first-stage gas-liquid crushing and uniform mixing process by an outer micropore ceramic pipe, a middle micropore ceramic pipe and an inner micropore ceramic pipe and crushes large bubbles in the gas-liquid two-phase flow into small bubbles. A second-stage uniform mixer performs second-stage gas-liquid crushing and uniform mixing process. A whirlpool-making gas collector adjusts the gas-liquid uniform mixing flow obtained after two-stage gas-liquid uniform mixing into hollow-core type high-speed two-phase spiral flow. A conical degasser performs gas-liquid efficient separation operation in a high-speed conical spiral field.

Abstract: A computer implemented anomaly detection method for detecting anomalies in a system, comprising: obtaining (301) a mean vector and a sketch matrix, wherein the mean vector is a mean of performance metric vectors indicating status of the system, and the sketch matrix is a sketch of an original matrix, the original matrix generated from subtracting the mean vector from each of the performance metric vectors, obtaining (302) a result of anomaly detection for at least one observational performance metric vector indicating status of the system, based on the mean vector and the sketch matrix. The corresponding apparatus, system, device, computer-readable storage and carrier, etc. thereof are also provided.

Abstract: The present disclosure relates to a method for recycling a taurine mother liquor, which includes: adding a base to the taurine mother liquor, heating to a first temperature, carrying out a hydrolysis reaction, removing ammonia produced, and evaporating and concentrating the ammonia-removed solution to obtain an alkali metal hydroxyethyl sulfonate solution. When applying the method provided by the present disclosure for the recycling of the taurine mother liquor, the taurine mother liquor can be further converted into the alkali metal hydroxyethyl sulfonate solution, impurities are removed from the obtained alkali metal hydroxyethyl sulfonate solution, the impurity-removed alkali metal hydroxyethyl sulfonate solution is concentrated and crystallized, and the alkali metal hydroxyethyl sulfonate is separated out.

Abstract: A heating apparatus is disclosed. The heating apparatus comprises a PTC heating element, a first electrode, a second electrode, a first protection layer, a second protection layer, a first interlayer, and a second interlayer. A hardness of the first protection layer is greater than that of the first interlayer. A hardness of the second protection layer is greater than that of the second interlayer.

Abstract: Embodiments of an electric power-assisted wheeled child carrier are provided herein. The electric power-assisted wheeled child carrier, such as a stroller for example, includes an electric drive mechanism for electrically powering rotation of at least one wheel of the child carrier. The electric power mechanism includes a motor, an output shaft coupled to the motor that is configured to rotate the output shaft, a wheel shaft coupled to the wheel being powered; and a clutch positioned between the output shaft and the wheel shaft. The clutch is configured to move axially between an engaged state and a disengaged state. In the engaged state, the output shaft powered by the motor drives rotation of the wheel, and in the disengaged state, the wheel is configured to rotate without power from the motor.