Motor auxiliary heating control method, device and equipment and storage medium
Elevator pit water inlet monitoring and danger avoiding device
Refrigerator car capable of intelligently controlling temperature for cold-chain logistics
Speed-adjustable double-motor multi-mode power system and driving method
Automobile hybrid power transmission device and automobile
Dual-power coupling system for concrete mixer truck and concrete mixer truck
Movable feed crushing and stirring equipment and stirring method
Time-Dependent Electric Vehicle Routing Problem with Time Windows and Path Flexibility