0.4 kV power distribution bypass operation vehicle and operation method
5G base station information analysis processing method and system based on integrated structure
Accelerator pedal opening degree limiting method and system
Active translation type rear diffuser device of automobile
Adjustable fixing foot and foldable cable well anti-falling device
Adsorption type unmanned vehicle automatic charging device and intelligent control method
Aerial automatic turnover device and turnover method for bridge prefabricated pier column
Aerial photography unmanned aerial vehicle mounting frame
Aerial work platform and anti-collision control system thereof
Aero-engine air inlet blade detection robot and detection method
Air conditioning system of railway vehicle and railway vehicle
Air conditioning unit, control method and rail vehicle