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