Delivery device based on cooperation of intelligent window and unmanned aerial vehicle
Electric bicycle speed torque sensor system and electric bicycle
Moving detection robot with variable-configuration wheels, legs and feet
Photovoltaic power station dust deposition detection system based on unmanned aerial vehicle
Air oxygen production and purification system for military vehicle
Light storage vehicle network cooperative regulation and control method and device
Automobile fingerprint one-key starting system based on Internet-of-vehicles
System, method and equipment for charging inspection vehicle