3D holographic display rotor wing and working method thereof
5G intelligent lamp comprehensive rod for urban construction
Acousto-optic synchronous linkage method and acousto-optic synchronous linkage system
ADAPTIVE COLOR SELECTION FOR VEHICLE GATED GROUND LIGHTING
ADAPTIVE FRONT-LIGHTING CONTROL METHOD, AND STORAGE MEDIUM
Adjustable automatic retracting and releasing device for car roof illuminating lamp
Adjustable heavy large-span steel structure large mechanical floor hoisting walking device
Adjustable lighting system based on ambient light and traffic information
Advertisement type charging pile utilizing new energy
Agricultural machinery maintenance equipment and maintenance method based on big data
Aid-to-navigation light bridge in mountainous area and near water