Zebra crossing early warning method and system based on fusion perception
Wireless transmitting and receiving antenna for aircraft rotating component
Wind, wave and tide comprehensive supplementary electricity generation integrated arrangement scheme
Wide-current-range low-power-consumption power distribution method
Wheel tread defect detection system and detection method
Wheeled robot automatic hoisting maintenance device and operation method
Vertical hoisting device for steel plate and steel casing
Vehicle steering system and vehicle steering control method
Vehicle-mounted KTV method based on 5G combined with AVM technology
Vehicle lane change collision early warning method and device
Vehicle early warning method, device and equipment and storage medium