Abstract: The present disclosure relates to the technical field of anti-barking devices, and provides an apparatus and method for controlling an anti-barking device with noise reduction. The apparatus includes a fixing device wearable on a neck of a pet dog, a housing, an anti-barking device, a main microphone sound collection module, an auxiliary microphone sound collection module, a differential amplifier module, a microprocessor, a sound-based detection start module and a motion sensor. The present disclosure solves the problem of high false triggering rate in existing anti-barking devices.

Abstract: An aeronautical aluminum alloy minimum-quantity-lubrication milling machining device includes a machine tool worktable and spindle connected with a machine tool power system. The spindle is connected with a tool holder that is fixed with a cutting tool. The machine tool worktable is provided with a machine tool fixture, the tool holder is connected with a minimum-quantity-lubrication mechanism, the machine tool fixture includes a fixture body that is fixedly provided with a limit block for contact with two adjacent side surfaces of a workpiece, the fixture body is provided with a plurality of clamping elements capable of pressing the workpiece against an upper surface of the fixture body, and a top of the clamping element is provided with a detection member for detecting a relative position between the clamping element and the spindle. The device can avoid interference and contact between a nozzle and the clamping element.

Abstract: A production device for preparing a building material using a fine particle silt in iron tailings includes an operation desk and a grinding device. During movement of edge plates, gears are located inside a side groove and keep meshing with toothed grooves, the edge plates will drive various gears to rotate along a same direction and drive grinding balls and connecting shafts to rotate while moving, the grinding balls will perform grinding treatment on the fine particle silt at the inner end of the grinding cabinet while rotating.

Abstract: Provided are a quantum dot display panel, a preparation method, and a display device. The quantum dot display panel includes a backlight module, a quantum dot color filter structure, a first reflecting layer and a second reflecting layer. The quantum dot color filter structure is positioned on a light exit side of the backlight module. The quantum dot color filter structure includes at least a red quantum dot color filter unit, a green quantum dot color filter unit and a composite quantum dot color filter unit. The first reflecting layer is arranged on a side of the quantum dot color filter structure facing away from the backlight module. The first reflecting layer covers the red quantum dot color filter unit and the green quantum dot color filter unit. The second reflecting layer is arranged on a side of the backlight module facing away from the quantum dot color filter structure.

Abstract: A bispecific antibody and a monoclonal antibody against human thymic stromal lymphopoietin (TSLP), and a use thereof.

Abstract: The present application discloses a gravimeter zero-drift correction method, apparatus and electronic device, which belongs to the field of gravimeter correction. The gravimeter zero-drift correction method includes: acquiring standard comparison data and actual monitoring data of the gravimeter; determining a plurality of difference values between the actual monitoring data and the standard comparison data; determining the presence or absence of an inflection point among a plurality of difference values; correcting a plurality of difference values in the absence of inflection point among a plurality of difference values; correcting difference values on both sides of a demarcation point respectively by taking an infection point as a demarcation point, in the presence of an inflection point among a plurality of difference values.

Abstract: A display panel and a display device are provided. A light-controlling component configured to adjust a signal transmitter is disposed on a light-emitting surface of the signal transmitter of the display panel, thereby allowing modulated light, emitted from the signal transmitter disposed at a predetermined included angle with respect to a bottom surface of a cover plate, to be totally reflected between a top surface and the bottom surface of the cover plate. Total reflection is interrupted at a position where a user's finger touches. Light is received and recognized by a plurality of light sensors on a sensor array after entering the display panel, thereby realizing under-display fingerprint recognition in a large area.

Abstract: The present invention discloses a same-cavity integrated vertical high-speed multistage superfine pulverizing device and method for walnut shells. The same-cavity integrated vertical high-speed multistage superfine pulverizing device for walnut shells includes a double-channel sliding type feeding device and a same-cavity integrated vertical pulverizing device. The same-cavity integrated vertical pulverizing device includes a material lifting disc and a same-cavity integrated vertical pulverizing barrel. A first-stage coarse crushing region, a second-stage fine crushing region, a third-stage pneumatic impact micro pulverizing region and a fourth-stage airflow mill superfine pulverizing region are disposed in the same-cavity integrated vertical pulverizing barrel.

Abstract: The present application relates to the field of fuel filter components of internal combustion engines, and discloses a filter with a rotating device, including a filter element and the rotating device installed on the filter element. The filter element is provided with a clamping structure matched with the rotating device. The rotating device is provided with an eccentrically arranged fuel return plug, an internal opening, and a drive portion structure. By arranging the rotating device, the service life of this filter is prolonged. By forming the internal opening and arranging the fuel return plug, the installation efficiency and convenience of this filter are improved.

Abstract: The present application relates to the field of fuel filter components of internal combustion engines, and discloses a fuel filter element, including a support tube, a filter medium, and an upper cover plate and a lower cover plate. The upper cover plate is provided with a first channel. The lower cover plate is provided with a second channel. An air duct is arranged between the upper cover plate and the lower cover plate. The air duct communicates with the first channel and the second channel, and the air duct is positioned on an outer side of the filter medium. The filter medium is arranged between the air duct and a fuel feeding position, such that the stability of a fuel supply pressure and an exhaust state of this fuel filter element is enhanced.

Abstract: Disclosed is an ultra-high frequency AT-cut quartz blank and manufacturing method thereof. The ultra-high frequency AT-cut quartz blank comprises a vibrating blank, an electrode assembly and a connection assembly, one side of the vibrating blank is provided with a first groove; the electrode assembly comprises a first electrode, a connecting blank, and a second electrode; the connection assembly comprises a first connecting electrode and a second connecting electrode, the first connecting electrode is electrically connected to the first electrode, the second connecting electrode is electrically connected to the second electrode and extends to the outer wall of the connecting wafer, so that the first electrode and the second electrode form an inverse piezoelectric effect under the action of an alternating electric field. this disclosure can solve the problem of fragmentation or fragmentation of quartz blank.

Abstract: The present invention relates to the technical field of identification on adulterated meat, and in particular, to a method for identifying raw meat and high-quality fake meat based on a gradual linear array change of a component. The present invention spatially characterizes changing rules of featured components in the meat with the utilization of sensitivities of the visible/near-infrared spectral signals to changes of the components in the meat and the advantage that spectral scanning can acquire optical signals of the samples spatially and consecutively, further constructs the identification model according to differences in components and spectra of a region of interest in the hyperspectral image by taking a derivative for characterizing rates of change of the featured components.

Abstract: A container conveying system including a controller, a first robot, and/or a second robot. A first container pickup mechanism is provided on the first robot. A second container pickup mechanism is provided on the second robot. The controller is configured to, in response to a container conveying request, send a first conveying instruction to the first robot if it is determined a target container to be conveyed based on the container conveying request has a size within a first size range; or send a second conveying instruction to the second robot if it is determined the target has a size within a second size range. In warehousing operation scenarios, by jointly using the two robots for operation, containers with various container sizes can be picked up and placed, thus improving utilization rate of a container storage space.

Abstract: The present application discloses a fuel-water separation filter element capable of exhausting gas, and a filter. The filter element includes a filter element frame, a filter medium, and an exhaust valve assembly. An upper end cover and a lower end cover are arranged at an upper end and a lower end of the filter element frame. The upper end cover is provided with a recess surface along an axial direction of the filter element frame. The exhaust valve assembly includes a valve seat and a valve element. The valve seat and the recess surface form an exhaust cavity communicating with the inside of the filter element. The exhaust valve assembly in the present application can effectively exhaust gas in the filter.

Abstract: The present application provides a fuel-water separation filter element and a fuel filter. The filter element includes a fuel duct, a water blocking tube, and a filter medium. An upper cover plate is connected to one end of the fuel duct. The upper cover plate is formed with an air collection cavity in the fuel duct. The water blocking tube is provided with a water blocking portion positioned in the fuel duct, and a vent pin axially extends from an end surface of one end of the water blocking portion. The vent pin respectively communicates with the air collection cavity and the outside. During operation of the filter element in the present application, gas mixed into a fuel supply system may be effectively exhausted.

Abstract: The present application discloses an electrostatically conductive filter element. An annular end cover made of a conductive material is connected to one end of a filter medium of the filter element. An annular raised wall axially extends from an inner opening of the annular end cover. Conductive portions radially extending inwards and configured to be in hard connection with an external conductive device are arranged on an inner surface of the annular raised wall. During use of this filter element, the conductive portions can be stably electrically connected to the external conductive device, and the static electricity generated by the filter medium is dissipated to the outside by the external conductive device.

Abstract: The present disclosure relates to a conveying roller for conveying a cell pole piece, the cell pole piece comprising a main body and pole tabs, the main body comprising a bearing area and a transition area, each of the pole tabs comprising a root portion connected to the transition area, a middle section and a top portion, and the conveying roller comprising: a central axis, a first end face and a second end face disposed opposite to each other along the central axis, a transmission portion and an avoidance position provided between the first end face and the second end face, wherein the transmission portion is rotatable around the central axis, the bearing area is contactable with the transmission portion, so that the transmission portion applies a transmission friction force to the cell pole piece, and the avoidance position is capable of avoiding the transition area and the pole tabs.

Abstract: A reasonable millisecond time control method for excavation blasting of a tunnel is provided, and includes: acquiring physical mechanical parameters to establish a millisecond blasting model, and designing four dimensions blasting parameters of explosive quantity, hole number, inter-hole millisecond and inter-row millisecond; simulating, based on the millisecond blasting model, a blasting process of an explosive package using blasting parameters to obtain a blasting vibration curve; obtaining single-hole blasting vibration waveforms, solving a vibration synthesis curve through a vibration synthesis theory; comparing the vibration synthesis curve with the blasting vibration curve to obtain a coupling relationship of blasting parameters; determining a target group of explosive quantity and hole numbers, determining a target millisecond through the coupling relationship of blasting parameters, and relating a millisecond blasting control strategy to control, and it is used for tunneling project to reduce cut blas

Abstract: The present application relates to a battery cell manufacturing device and method. The battery cell comprises an electrode sheet and a separator. The electrode sheet has a free end in its own extension direction. The battery cell manufacturing device includes a winding pin and a lamination assembly. The winding pin is configured to wind the electrode sheet and separator into a battery cell. The lamination assembly is disposed upstream of the winding pin, and configured to connect the free end of the electrode sheet to the separator. The battery cell manufacturing device and method provided in the embodiments of the present application solve the problem that the free end of the electrode sheet is prone to shift relative to the separator during the battery cell production process, thus ensuring the safety of the battery cell produced.

Abstract: A laminate for use in a circuit board is provided. The laminate comprises a conductive layer and a film positioned adjacent to the conductive layer. The film comprises a polymer composition that includes a liquid crystalline polymer and a hydrophobic material. The polymer composition exhibits a dielectric constant of about 5 or less and dissipation factor of about 0.05 or less at a frequency of 10 GHz.