Rotary lifting appliance suitable for double-crane lifting
Imitation scull boat based on driving of dielectric elastomer
Urban intersection pedestrian-vehicle collision probability calculation method
Environment-friendly inland river deck transport ship
Tower descending buffer seat for power transmission line along anti-falling track
Tower-climbing manned chair along anti-falling rail for power transmission line
Unmanned aerial vehicle hanging line automatic hooking system and application method thereof
BIONIC TOWER CLIMBING ROBOT AND TOWER CLIMBING METHOD THEREOF