Photovoltaic panel and support mountain land conveying device and conveying method
Intelligent shopping cart management system and method
Car window assembly with injection-molded decorative plate
GPS speed optimization algorithm and system applied to vehicle-mounted machine, and storage medium
Hanging bracket device for storing and transferring rotor
High-adaptability crawling control method for pure electric heavy truck
Bidirectional transmission conversion device and transmission method thereof
Novel screw rod and motor efficient transmission device
Lifting type pipeline video inspection robot and inspection method
Method for realizing intelligent turning auxiliary lighting