Working method of multi-rotor unmanned aerial vehicle power system measurement test bench
Working device, construction method thereof and pipe lifting machine
Virtual coupling high-speed train group cooperative operation control method
Vehicle windshield defrosting system utilizing automobile tail gas waste heat
Vehicle-mounted wireless charging system control method and control device
Urban road intersection traffic information acquisition system based on image recognition technology
Unmanned bus high-speed rail hub Mass type station control algorithm and device
Unmanned aerial vehicle high-altitude cleaning device
Uninterruptible power supply system of vehicle and vehicle system
Underwater pressure-bearing sealed cylinder and preparation method thereof
Underwater communication method and device based on intelligent mouthpiece, and storage medium
Underground parking lot vehicle running state sensing system
Train signal control system and relay contact detection device thereof