Abstract: A method of recovering the metal from automobile scrap and electronic waste. It includes separating the automobile scrap and the electronic waste to provide some metal pieces, washing and/or shredding and/or selecting said metal pieces to provide some groups of metal pieces having the same metal element, making a full-elemental analysis, comparing the weight of different metal pieces having the same metal element and attaining different combinations of value, weighted averaging the combination of value to calculate the full-elemental weighted average according to the different combinations of value, comparing the different full-elemental weighted averaging to different composite material, and finding a optimal set or some optimal sets, further disposing metal pieces according to the optimal set, and manufacturing alloy. Present invention has a lot of advantages, such as reducing pollution and cost, and processing more waste.

Abstract: An optical table comprising an upper skin tapped with holes for mounting equipment, a lower skin with a plurality of through holes which is coaxial with the tapped holes on the upper skin in a one to one arrangement, a honeycomb core, a connecting side wall, and a number of tubes. The tubes are positioned between the interior of the upper and lower skins so as to connect the holes on both skins so that contaminants and residue will be unable to enter into the interior of the honeycomb core, and so that the optical table can be rapidly and thoroughly cleaned.

Abstract: Thalidomide derivative (I) and their bases or salts are new: where R represents CHR1NR2R3, CHR1NR4C(O)CHR5NR2R3, W or CHR5NR4C(O)W, where R1, R4 and R5 represent independently each other H, C1-4 alkyl, R2 is a C1-4 alkyl, R3 is a C1-4 alkyl, or R2 and R3 together represents 1,3-propylene, 1,4-butylene, 1,5-pentylene, 1,6-hexylene, W represents 4-, 5-, 6-, 7-, or 8-mumbered, saturated or unsaturated heterocycle. The invention also relates to processes of production thereof and the use of thereof as an active pharmaceutical ingredient.

Abstract: A rotor assembly comprising: an inner rotor and an outer rotor for rotating in a magnetic field of a motor, the inner rotor comprising a main inner rotor cavity, and a plurality of first holes being formed between the inner rotor and the outer rotor; two side boards, each side board having a main side board cavity, and being perforated by a plurality of second holes; two damping elements each damping element comprising a main damping element cavity; a plurality of rubber sleeves, each rubber sleeve having a rubber sleeve lip; and a plurality of third holes; an axle; and a plurality of positioning pins.

Abstract: Provided is a device for testing an isolation structure comprising an isolation layer having an upper beam, a lower beam and a top beam plate, along with an upper portion, the device comprising a plurality of upper corbels, a plurality of lower corbels, a plurality of hoisting jacks, a plurality of acceleration sensors, a plurality of displacement sensors, an acceleration collecting analyzer and a displacement collecting analyzer. A method for testing an isolation structure is also provided.

Abstract: The invention teaches a passive vehicle rear end warning and collision prevention method and apparatus thereof, comprising: a traveling data monitoring unit serving to monitor and sample the traveling data of present vehicle; a collision prevention information transmitting and receiving unit serving to transmit and receive the collision prevention information; an electronic control unit serving to analyze and process the sampled data so as to generate the collision prevention information and to receive the collision prevention information from other vehicle, and to control the traveling status of prevent vehicle based on the received collision prevention information so as to avoid rear end collision with other vehicle, so that the purpose of rear end warning and collision prevention is realized by receiving passively the collision prevention information from another vehicle.

Abstract: An electric firing device for fireworks comprising a circuit board (7) fixed inside of a mounting clip (8); a firing slot (6) set in the front of the circuit board (7); a resistance wire (5) welded on the circuit board (7) together with a conductive wire pair (9) and straddled on said U shaped firing slot (6); a firework lead wire slot (4) set on the mounting clip (8); and a lead wire propulsion stop plate (2) set on a top cover (1) and engaged with the mounting clip (8). The resistance wire (5) is made of a resistance wire with good electricity to heat conversion capability (such as tungsten wire, nichrome wire, constantan wire, and so on) and spirally-wound.

Abstract: A scale, comprising a body, wherein a supporting panel is disposed on the body; the supporting panel comprises an upper supporting panel and a lower supporting panel that can be folded and unfolded; the lower supporting panel is connected to the body via a rotatable axis disposed on a off-center position of the body, or a pair of slideways. The scale according to the invention is able to safely and effectively measure height and weight in a horizontal state, and the small size thereof is particularly useful in households. The scale is applicable to measuring the weight and height of infants, children, and adults.

Abstract: A dual-drive transmission, comprising a front shaft, a back shaft, a rear axle housing having a pair of half shafts, a central propeller shaft, a hub, and an electromagnetic splined clutch; a forestage gear is disposed on the central propeller shaft, a drive gear engaged with the forestage gear is disposed on the front shaft, a pair of one-way transmission gears is disposed one on each end of the central propeller shaft, a final drive gear is disposed on the hub, a driven gear engaged with the forestage gear is disposed on one end of the back shaft, and the electromagnetic splined clutch is axially connected to the back shaft.

Abstract: An analytical method for identifying woods-grown ginseng and mountain cultivated ginseng comprise: (a) preparing ginseng extracts, (b) acquiring fingerprint regions by GC-MS analysis, (c) selecting at least 8 GC peaks for similarity calculation; (d) calculating similarity coefficients; and (e) comparing similarity coefficients of samples to those of standards.

Abstract: The invention teaches a brushless DC motor, comprising a brushless DC motor unit and a controller unit, wherein the brushless DC motor unit comprises a stator assembly, a permanent magnet rotor assembly magnetically coupled with the stator assembly, an enclosure supporting the installation of stator assembly and the permanent magnet rotator assembly, an end shield installed at the end of the enclosure, the rotating shaft of the permanent magnet rotor assembly projecting out of the end shield; the controller unit comprises an integrated power module, a microprocessor unit, a rotor position sensing circuit, a power source circuit, an I/O interface circuit, a current-sensing circuit, and a controller box; and the controller unit is electrically connected to the brushless DC motor unit.

Abstract: Synthesis and herbicidal activity of novel 1-(2-substituted benzo[d]thiazol-5-yl)-1H-1,2,4-triazol-5(4H)-one derivatives. Using a dose of 300 gai./h, the compounds of the invention possess significant herbicidal activity for Echinochloa crusgalli, Digiatria sanguinalis, Setaria viridis, Brassica juncea, Amaranthus retroflexus and Chenopodium album.

Abstract: Taught herein is a passive channel calibration method wherein a non-linear antenna array sets an antenna array to a non-linear formation that contains at least a combination of translation invariant dual array-element couples, detects single-azimuth ocean echoes via combinations of translation invariant dual array-element couples, estimates channel amplitude mismatch coefficients via the single-azimuth ocean echoes to implement amplitude calibration, and estimates channel phase mismatch coefficients via the single-azimuth ocean echoes after amplitude calibration and the known array position information to implement phase calibration.

Abstract: Provided is a submersible floating aerator, including a submersible hollow shaft motor (1) including a hollow shaft (2), a bottom shaft extension (4), a first motor flange (15), a second motor flange (16), a first flange (24) and a second flange (25), a gas-ring compressor (17), a base (21) having a gas inlet hole (22), a gas inlet tube (23), a dome (26), a propeller assembly (60) and an air outlet opening (18); wherein the base (21) is fixed on the top of the gas inlet tube (23), the gas-ring compressor (17) is fixed on the base (21) via a bracket (19); the air outlet opening (18) is connected to the gas-inlet hole (22) via a pipe (20); the gas inlet tube (23) is fixed to the first motor flange (15) via a first flange (24); the second motor flange (16) is fixed to the dome (26) via the second flange (25); the bottom shaft extension (4) is coaxially connected to the propeller assembly (60); and the hollow shaft (2) rotates along with the propeller assembly (60).

Abstract: A swing-type submersible floating aerator, including a gas-ring compressor, a base, a pipe, a support tube, a swing device and a driving device, wherein the base is disposed between the gas-ring compressor and the support tube, the base is disposed at the center of the swing device, and the driving device drives the swing device to rotate. The swing-type submersible floating aerator is capable of rotating 360 degrees in a clockwise or a counterclockwise direction, and push-flow and aeration can be performed in any direction.