Abstract: A riding mowing device includes a seat used for a user to sit on and including a seat cushion and a backrest; a frame for supporting the seat; a cutting assembly including a cutting deck and a mowing element for mowing grass, where the mowing element is at least partially accommodated in the cutting deck, and the cutting assembly is mounted to the frame; a traveling assembly for driving the riding mowing device to travel; a control circuit board for controlling at least the cutting assembly and the traveling assembly; and a power supply assembly for supplying power to at least the cutting assembly and the traveling assembly. At least part of the control circuit board is disposed between the seat and the power supply assembly.

Abstract: A wrench comprises a handle, a tube, an actuating-part and a scale mark area; the handle comprises a hollow rotation handle, a movable plug, a screw rod drive component and a locking component, an end of the hollow rotation handle engages with a tail end portion of the scale mark area by rotation, the screw rod drive component comprises a rotary portion and a screw rod portion, and an adjusting threaded-sleeve is sleeved over the screw rod portion; a tube positioning piece engaging with the rotary portion by rotation is provided on the rotary portion; the locking component comprises a handle insert and positioning pins, the handle insert is installed on the rotary portion via a key and an outer surface of the handle insert is connected with an inner surface of the hollow rotation handle, and positioning pins are provided at a front end portion of the movable plug.

Abstract: The present disclosure provides an LED plant growing lamp including a power supply, a plurality of LED modules, and a frame including four connecting rods and two end caps; each LED module including a heat sink, an LED light board and a junction box installed on the heat sink; each two of the four connecting rods arranged opposite each other and connected through a corresponding end cap to form a rectangular frame, the two end caps respectively arranged at both ends of the connecting rod; the power supply electrically connected with the junction box, the junction box electrically connected with the LED light board; the plurality of LED modules arranged in a row and sequentially installed on the four connecting rods, and received in the rectangular frame, thereby adjusting different luminous quantities and reducing R&D costs without needing to set heat sinks with different structures according to different luminous quantities.

Abstract: The present invention relates to a platform door control apparatus based on a double 2-vote-2 architecture, including a security communication and logic processing module, a driver collection module, and a maintenance module, the security communication and logic processing module is separately connected to the driver collection module and the maintenance module, and both the security communication and logic processing module and the driver collection module are devices using the double 2-vote-2 architecture. Compared with the prior art, the present invention has the following advantages of effectively improving linkage efficiency of a signal system and a platform door system, and the like.

Abstract: A transient electromagnetic device with variable shape and turns includes squares, a transmitting coil carrying frame, a transmitting coil, a turns-variable device, a current generator and a working power supply. The transmitting coil carrying frame is arranged inside the transmitting coil; the transmitting coil carrying frame is configured as a carrier of the transmitting coil, and configured for adjusting a side length of the transmitting coil and a shape of the transmitting coil; the square is configured for clamping and connecting the transmitting coil and the transmitting coil carrying frame to fix the transmitting coil to the transmitting coil carrying frame. The current generator is configured for generating transient current; the turns-variable device is configured for changing the turns of the transmitting coil; and the transmitting coil is configured for transmitting the transient current to a target area to be measured.

Abstract: Systems and processes for the treatment of a naphtha range hydrocarbon feedstock comprising sulfur-containing compounds, nitrogen-containing compounds, olefins, diolefins, and aromatics. The systems and processes are configured to treat the naphtha range hydrocarbon feedstock to convert the sulfur-containing compounds, nitrogen-containing compounds, and olefins, diolefins while less than 2 wt % aromatics are hydrogenated, producing an olefin lean overheads fraction comprising less than 0.2 wt % olefins and less than 100 mg/kg sulfur and an aromatics rich fraction comprising less than 50 ppmw olefins, less than 0.5 ppmw sulfur and less than 0.5 ppmw nitrogen.

Abstract: The present disclosure provides a method and a system for acquiring seismic data of a four-component ocean bottom node (OBN). The method is implemented by the system, comprising controlling installations of a plurality of ocean bottom submerged buoys and a plurality of four-component OBN seismic data acquisition instruments and sending positioning signals and timing signals to the plurality of ocean bottom submerged buoys through armored opto-electronic composite cables. The method also includes obtaining real-time and uninterrupted water temperature data, pressure data, density data, and salt saturation data along the armored opto-electronic composite cables from the ocean surface to locations of the plurality of ocean bottom submerged buoys, and calculating real-time and three-dimensional data of waters of a whole measurement work area through interpolation.

Abstract: Disclosed is a high-precision dynamic real-time 360-degree omnidirectional point cloud acquisition method based on fringe projection. The method comprises: firstly, by means of the fringe projection technology based on a stereoscopic phase unwrapping method, and with the assistance of an adaptive dynamic depth constraint mechanism, acquiring high-precision three-dimensional (3D) data of an object in real time without any additional auxiliary fringe pattern; and then, after a two-dimensional (2D) matching points optimized by the means of corresponding 3D information is rapidly acquired, by means of a two-thread parallel mechanism, carrying out coarse registration based on Simultaneous Localization and Mapping (SLAM) technology and fine registration based on Iterative Closest Point (ICP) technology.

Abstract: The present disclosure describes various methods, systems, and storage medium for engineering fast bias-preserving gates on stabilized cat qubits. One method for performing a quantum operation on a qubit using a noise-bias-preserving (NBP) quantum gate includes obtaining and stabilizing the qubit; determining a type of the NBP quantum gate associated with the quantum operation, according to type of the NBP quantum gate, the quantum operation on the qubit to obtain a modified qubit, the quantum operation comprising a base gate drive and a counterdiabatic (CD) control drive. Another method for stabilizing a qubit for quantum storage includes obtaining a qubit; in response to the qubit being in an idle state, applying a two-photon dissipation operation on the qubit to stabilize the qubit, the two-photon dissipation operation corresponding to a two-photon drive.

Abstract: Disclosed herein are systems (e.g., moving bed redox systems) and methods for supplying thermal energy to an endothermic chemical process.

Abstract: A multi-procedure integrated automatic production line for hard alloy blades under robot control is provided. The production line includes a rail-guided robot. A cutter passivation device and a blade cleaning and drying device are arranged on one side of the rail-guided robot. A blade-coating transfer table, a blade coating device, a blade boxing transfer table, a blade-tooling dismounting device and a blade boxing device are sequentially arranged on another side of the rail-guided robot. The blade-tooling dismounting device is arranged on one side of the blade boxing transfer table. The production line further includes squirrel-cage toolings for carrying the blades. The squirrel-cage tooling that are loaded with the blades can run among the cutter passivation device, the blade cleaning and drying device, the blade-coating transfer table and the blade boxing transfer table. The blades after being treated through the blade-tooling dismounting device are sent to the blade boxing device.

Abstract: Surface structure modification is achieved for an acrylate block copolymer thermoplastic elastomer by the addition of an organo-functional polydimethyl siloxane but also without loss of clarity.

Abstract: Provided is a method for detecting ammonia nitrogen content by using a nitrification biological reaction. In the present disclosure, the nitrifying microorganisms have high specificity for ammonia nitrogen, a metabolism and oxygen consumption capacity closely related to the ammonia nitrogen concentration, high accuracy and high sensitivity of ammonia nitrogen detection, and are not easily disturbed by water body chromaticity, suspended matters, and the like. In addition, the activity of the nitrification microorganism membrane reactor can be kept stable for a long term, and the stability of a sensor is good for long-term use. In the present disclosure, with a mono-component or multi-component solution containing inorganic nitrogen and inorganic carbon as a nitrification nutrient solution, a nitrification microorganism membrane with strong adaptability to the environment, a stable structure, a high selectivity for ammonia nitrogen, and an ability of efficiently degrading ammonia nitrogen can be obtained.

Abstract: This invention provides, among other things, compounds useful for treating diseases such as fibrosis and/or cancer, pharmaceutical formulations containing such compounds, as well as combinations of these compounds with at least one additional therapeutic agent.

Abstract: A USB active optical cable and a plug capable of managing power consumption and state. The USB active optical cable and plug respectively comprises a first plug, a second plug, and an optical transmission medium used to connect the first plug and the second plug; the first plug and the second plug are configured to operate different operating states, including an initialization mode, a transmission mode, and a power saving mode, and they can switch between the different operating states. The USB active optical cable and plug are both based on the separate control of the transmitting unit and the receiving unit to distinguish different operating modes, provide necessary operating requirements and mode switching conditions for each mode, and also enable the checking and transmission of the plugging state in the power saving mode, thus facilitate the power consumption management of the active optical cable.

Abstract: The present disclosure discloses a method for producing raw cotton of machine-harvested long-staple cotton with a modal length of greater than or equal to 35 mm, including the steps: planting sea-island long-staple cotton and machining seed cotton, wherein planting the sea-island long-staple cotton includes preparation before machine harvesting, defoliation and ripening, choosing a cotton variety, etc.; and machining the seed cotton includes preparation before seed cotton ginning, mechanical separation of cotton seeds and raw cotton, and finishing the separated raw cotton. Raw cotton fibers obtained by the method of the present disclosure have main quality indexes that: a fiber length is 36.5-38.4 mm, a specific strength is 42.3-46.1 cN/tex, a uniformity is 86.2-87.0%, a foreign-fiber content is 0.2-0.4 g/t, and an impurity content is 2.6-3.4%.

Abstract: A modified nucleoside or nucleotide, the 3?-OH of the modified nucleoside or nucleotide being reversibly blocked; meanwhile, the present invention also relates to a kit comprising the nucleoside or nucleotide, and a sequencing method based on the nucleoside or nucleotide.

Abstract: A device for measuring volume of spherical tanks, includes a base, four supporting rods, a driving mechanism, a rotating disc and a counterweight mechanism. The base is provided with a first through hole and a circular fixing base with a second through hole. The supporting rods are circumferentially provided on the fixing base, with a sliding rod slidably provided at the lower side. An outer end of the sliding rod is provided with a limiting plate. The driving mechanism can drive the sliding rods to move simultaneously in radial directions. The rotating disc with a third through hole is arranged on the fixing base, and is rotatably provided with a reel around which a steel tape is wound. A free end of the steel tape is provided with a balancing disc whose opposite sides are provided with laser rangefinders. The counterweight mechanism can keep the balancing disc stable.