Abstract: A method for driving a display apparatus includes: in a first refresh period which corresponds to a first refresh rate and includes a first effective phase and first ineffective phase(s), outputting a first image frame signal to a display panel of the display apparatus in the first effective phase, and outputting a first ineffective data signal to the display panel in a first ineffective phase; and in a second refresh period which corresponds to a second refresh rate and includes a second effective phase and second ineffective phase(s), outputting a second image frame signal to the display panel in the second effective phase, and outputting a second ineffective data signal to the display panel in a second ineffective phase. The first refresh rate is different from the second refresh rate, and the first ineffective data signal and the second ineffective data signal have different magnitudes in voltage.

Abstract: A system and method for testing two-phase liquid cooling are disclosed. The system may include, a liquid storage tank; a power pump having an inlet in communication with an outlet of the liquid storage tank; a regenerator having a first loop and a second loop and a first regulating valve; a preheater and a second regulating valve; a liquid outlet port and a liquid outlet valve; a liquid inlet port and a liquid inlet valve; and a condenser having an inlet in communication with an outlet of the second loop.

Abstract: A suspension roasting system includes a feeding bin, a Venturi dryer, a first cyclone preheater, a second cyclone preheater, a pre-oxidation suspension roasting furnace, a thermal separation cyclone cylinder, a suspension and reduction roasting furnace, a collecting bin, a grinding machine, a magnetic ore separator and a draught fan.

Abstract: The present invention provides a method for preparing a high molecular polymer powder material comprising the following steps: adding 20 parts of a high molecular powder material and 0.1 to 10 parts of carbon black into a mixing tank, and performing high-speed stirring for the first time to obtain a high molecular carbon black mixed powder material; adding the high molecular carbon black mixed powder material, 0.1 to 1 part of a flow aid, and 80 parts of a polymer powder material into the powder mixing tank; and performing high-speed stirring for a second time followed by sieving to obtain the high molecular polymer powder material.

Abstract: The present application provides a thermal power plant seawater desalination and lithium extraction system, including a seawater desalination apparatus and a seawater lithium extraction apparatus. The seawater desalination apparatus is connected to a power supply of a thermal power plant or a peak load and frequency regulation power supply line, so that the seawater desalination apparatus is supplied with power through surplus power of the thermal power plant; the seawater desalination apparatus is connected to a turbine extraction steam system of the thermal power plant, so that heat is supplied to the seawater desalination apparatus through the turbine extraction steam system; the seawater lithium extraction apparatus is connected to the seawater desalination apparatus, so that concentrated seawater generated in a process of desalinating seawater by the seawater desalination apparatus is introduced into the seawater lithium extraction apparatus as a raw material for a seawater lithium extraction process.

Abstract: Provided are a cooperative polarization skylight background radiation measurement device and method, belonging to the field of polarized radiation remote sensing. The device includes a measurement probe, a lower computer control system, a two-dimensional turntable, a base and data transmission interface, as well as an upper computer. The method includes the following steps: the cooperative skylight background radiation polarization measurement device is initialized, a polarization wheel is returned to a zero position, and dark noise is collected by a double-path spectrometer; then a measurement mode is selected for measurement; and finally, spectral polarization data of each wave band acquired by the double-path spectrometer and a division-of-focal plane polarization camera is transmitted to the upper computer through a data line, original spectral light intensity data is calculated according to a measurement principle, and finally a degree of polarization and an azimuth angle of polarization are obtained.

Abstract: An impact tool includes an output shaft for outputting torque, where the tightening torque of the output shaft to a workpiece is greater than or equal to 700 foot-pounds; and an impact assembly that provides an impact force to the output shaft. A main shaft ball groove includes a first ball groove that extends spirally about a main shaft axis and is concave on an outer surface and a second ball groove that extends spirally about the main shaft axis and is concave on the outer surface. An impact ball groove includes a third ball groove that mates with the first ball groove to accommodate the rolling ball and a fourth ball groove that mates with the second ball groove to accommodate the rolling ball. The included angle ? between the first ball groove and the second ball groove is less than the included angle ? between the third ball groove and the fourth ball groove.

Abstract: The present disclosure relates to control methods, lidars, and terminal devices. In an example method, a control apparatus controls a receiving optical system to receive a first echo signal reflected by a target object, and controls a detector to convert the first echo signal into an electrical signal by using a first pixel configuration, where in the first pixel configuration, different regions of the detector have different pixel configurations, or the detector has different pixel configurations in different time periods.

Abstract: Disclosed are a wire-guided automatic pay-off device and method. The wire-guided automatic pay-off device is installed on a horizontal directional drilling rig and comprises a conductive ring assembly, a brush assembly, a winding device, a guide device and a guide wire. The conductive ring assembly fixed to a main shaft of a carriage assembly rotates together with the main shaft, the brush assembly fixed to a body of the carriage assembly does not rotate with the main shaft, and a conductive end of the brush assembly is in contact with the conductive ring assembly. The guide wire wound on the winding device has one end connected to the conductive ring assembly and the other end passing through the guide device, penetrating into a central hole in a drill pipe from a rear end of the drill pipe.

Abstract: The present application provides a modular membrane isolation carbon desorption device, a carbon capture system, a method, and an application thereof. The device comprises an electrolyzer in which a plurality of anion exchange membranes are arranged, dividing the electrolyzer into multiple electrolysis units. Each electrolysis unit is equipped with electrodes, and the polarities of the electrodes in adjacent units are opposite. An electrolysis unit containing a positive electrode function as an anode electrolysis unit, while one with a negative electrode serves as a cathode electrolysis unit. This application effectively reduces heat loss during the carbon desorption process and enables dual-sided dissolution of the positive electrode and dual-sided deposition of the negative electrode, thereby enhancing electrolysis efficiency during the carbon desorption process.

Abstract: A lens base with improved strength and reduced size includes a bracket and a lens holder connected to the bracket. The bracket includes a cover plate and a side plate, the side plate connects to the cover plate to form a receiving groove, the cover plate defines a first aperture, the first aperture penetrates the cover plate. The lens holder faces away from the receiving groove, the lens holder defines a second aperture, the second aperture faces the first aperture.

Abstract: Disclosed is a blockchain-based electricity charge settlement method and system for an energy storage station. A trusted terminal directly collects two-way electricity quantity data of an energy storage station, and distributes the two-way electricity quantity data to a blockchain; and a consensus node of a power-consuming enterprise and a consensus node of an energy storage station investment operator in the blockchain perform consensus calculation on the two-way electricity quantity data, and write the two-way electricity quantity data into the blockchain after reaching a consensus. The two-way electricity quantity data is accurate and cannot be tampered with, ensuring authenticity of the two-way electricity quantity data.

Abstract: The present application provides a film preparation method, a solar cell, a photovoltaic device, and a photovoltaic system. The film preparation method includes forming a first passivation layer on a first surface of a substrate by using a first preparation technique; and forming a second passivation layer on a surface of the first passivation layer away from the substrate by using a second preparation technique, a material of the second passivation layer is the same as that of the first passivation layer; wherein a passivation layer forming speed of the first preparation technique is lower than that of the second preparation technique, and a passivation effect of the first passivation layer is better than that of the second passivation layer.

Abstract: A method for balancing a cross-domain broadcast network load of a blockchain includes is provided. By evenly distributing the load of cross-domain broadcasting to multiple cross-domain nodes, a utilization rate of a blockchain system can be increased, and ability of processing transactions in the blockchain can be improved. A computer device and a non-transitory computer-readable storage medium are further provided.

Abstract: Systems and methods provide techniques for incremental data retrieval using structural metadata. In one embodiments, a method includes identifying a query definition model associated with the data retrieval query, transmitting a respective data retrieval request to each data source to obtain a per-source portion of a plurality of requested data nodes that is associated with the data source; and upon obtaining each particular per-source portion, updating a query processing model for the data retrieval query based on the particular per-source portion, determining a model completeness measure for the updated query processing model, determining whether the model completeness measure satisfies one or more completeness threshold criteria, and in response to determining that the model completeness measure satisfies the one or more completeness threshold criteria, generating a partial query output for the data retrieval query based on the updated query processing model.

Abstract: A speaker includes a housing having a receiving space, a speaker unit and a cavity received in the receiving space, sound-absorbing particles filled in the filling cavity, a filling hole opened in the housing and communicating with the filling cavity for filling the sound-absorbing particles into the filling cavity, a hole cover covering the filling hole and a resilient member filled in the filling hole. The resilient member can deform in the height direction of the filling hole, and the resilient member is sandwiched in a compressed state between the hole cover and the sound-absorbing particles. Compared with the related art, the sound-absorbing particles of the speaker disclosed by the present disclosure are not easily damaged.

Abstract: Various embodiments of the present invention provide methods, apparatuses, systems, computing devices, and/or the like that are configured to enable temporally dynamic referential association in document collaboration server systems. For example, certain embodiments of the present invention provide methods, apparatuses, systems, computing devices, and/or the like that are configured to perform temporally dynamic referential association in document collaboration server systems by using cross-temporal visual reference data objects, temporal visual reference data objects, cross-temporal referential association data objects, temporal referential association data objects, and administrator panel user interfaces.

Abstract: A method, apparatus, device, and medium for action execution are provided. In a method, a set of actions to be executed at a first device is determined from a plurality of actions based on a first action model at the first device. A data accumulated indicator associated with the set of actions is obtained, the data accumulated indicator indicating an amount of data to be sent from the first device to a second device associated with the first device. In response to that the data accumulated indicator meets a predetermined condition, parameter data associated with the set of actions is transmitted to the second device to cause the second device to update a second action model at the second device using the parameter data, the parameter data comprising reward data and consumption data associated with the set of actions respectively.

Abstract: A suspension roasting system includes a feeding bin, a Venturi dryer, a first cyclone preheater, a second cyclone preheater, a pre-oxidation suspension roasting furnace, a thermal separation cyclone cylinder, a suspension and reduction roasting furnace, a collecting bin, a grinding machine, a magnetic ore separator and a draught fan.

Abstract: A generator is configured to generate a domain-independent representation of an input data sample, an encoder is configured to generate a domain-dependent representation of the input data sample, and a decoder is configured to ensure that a combination of the domain-independent representation and the domain-dependent representation contains sufficient information to reconstruct the input data sample. A discriminator is configured to attempt to determine an originating domain of the domain-independent representation and a classifier is configured to classify the input data sample based on the domain-independent representation of the input data sample.