Lane departure detection method and device, electronic equipment and storage medium
Unmanned aerial vehicle high-rise fire extinguishing bomb launching device
Method for controlling unmanned aerial vehicle to stay on water surface
Analysis of the feasibility and necessity of special road construction for small passenger cars
Water life-saving satellite positioning alarm method and terminal, and life jacket
Double-line side-by-side opposite-pull boat moving method
Construction precision control method for cylinder pin hole type leg
Cart with height adjustable platform and methods of using the same
Intelligent control system of automobile safety air bag
Accidental injury prevention safety air bag control method
Accurate management and control method for gate-free parking lot
Network rail tunnel comprehensive detection system and method capable of active detection
Gate-free parking lot accurate management and control device
Vehicle-to-vehicle charging system and method and electric vehicle
Network rail tunnel comprehensive detection device and method based on edge calculation and big data