Electric vehicle thermal management system and electric vehicle
Emergency escape evacuation ramp device of urban rail transit vehicle
Flow debugging method and system for ship cooling water system
Flow velocity debugging method and system for ship oil system
Grid-based control river reach ship position determination method
Helicopter live-line joint detection device and method for overhead transmission line
Historical data-based method for judging whether ship enters or leaves a river at controlled reach
Household charging optimization method and device of automobile and computer readable storage medium
Hybrid power driving system with bidirectional power interruption mechanism
Inclination angle lock pin electric control quick release hook
Indoor building finishing construction material lifting and conveying device
Informatization calculation, cutting and hoisting method for foundation pit supporting beam
Inspection cross-country trolley and inspection system
In-vehicle environment guarantee system and method for new energy vehicle and gas monitor
Involution positioning turnover system for assembling frame and wallboard of protective vehicle
Liftable high-safety electric power maintenance platform
Lifting gap bridge method built on large container ship