Rotational flow mixing device for heat exchanger of gas source system
Charging control method and device and off-board charger
Novel variable power-assisted hydraulic steering system
Storage battery traction control system, control method and train
Direct heat exchange type heat pump air conditioning system of lubricating oil waste heat source
Intelligent shopping cart management system and method
Battery and thermal management device thereof, and UAV having the battery
BATTERY AND THERMAL MANAGEMENT DEVICE THEREOF, AND UAV HAVING THE BATTERY
Automatic driving ability determination method and device, equipment and storage medium
Double-connecting-rod device for clamping and positioning rear cover of automobile assembly line
Car window assembly with injection-molded decorative plate
Off-road team control method and system based on all-terrain mode and vehicle