Charging abnormity diagnosis and evaluation system of mobile charging vehicle
Electric vehicle charging control method based on user charging selection
Helicopter external hanging device and mounting and throwing method
Helicopter portable externally-hung shelter cargo transportation device and method
Hybrid power system based on P1 configuration and electronic water pump control method
Hydrogen fuel commercial vehicle electric control system and method
Influence Models of Urban Road Network Operation Performance Base on Spatial Autocorrelation Theory
License plate recognition processing method and system, computer and readable storage medium