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person:("LIU jincheng")
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person:("LIU jiacheng")
Manufacturing method of intelligent charging system circuit board
Rotation speed control method and device for cooling fan and vehicle
Vehicle with rear engine and rear cabin door control method and device thereof
Wind scooper and wind outlet device with wind scooper and passenger car
Portable and detachable track walking trolley and method for getting on and off track thereof
Automotive heat pump air conditioning system and passenger car
Vehicle and active drag reduction system and method thereof
Air conditioner control method and system in weak vehicle power state
Vehicle, and vehicle-mounted air conditioner control method and system
Wind-driven steering spherical robot with magnetic-control air valves
Intersection resource allocation method based on self-adaptive zebra crossings