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person:(dong, Lin)
A PORTABLE GRAVITY REDUCING APPARATUS FOR SITTING POSITIONS
Coal transport ship water gauge reading recognition device
Hybrid electromagnetic suspension system of high-speed maglev train
Levitation control system and levitation control method for maglev train
Marine hybrid power device and marine hybrid power system
Motor vehicle distance light violation detection method and device
Multi-stage compliant wall-climbing robot mechanism with curvature self-adaptability
Parking lot patrol method and system based on mobile robot and laser radar
Portable gravity reducing apparatus for sitting positions
Rolling adsorption wall-climbing robot with curved surface adaptability
Unmanned aerial vehicle automatic tea tree harvesting device
Vehicle-mounted rearview system and calibration method
Waterline measuring device for unmanned aerial vehicle water gauge