Unmanned water surface cleaning ship and cleaning method thereof
Multi-foot movement stride deviation correcting device for crawling robot
Parking assist device, parking assist method, and vehicle
Electromagnetic field testing device and control method
Control method and device of underwater cleaning robot and underwater cleaning robot
Dredging method and device of automatic cruise underwater intelligent robot and electronic equipment
Intelligent water conservancy project patrol inspection method
Liquid rocket six-engine swing layout method and control method
Remote control method and equipment for flamethrower of unmanned aerial vehicle