Loose-proof latch hook structure for rear seats of MPV (Multi-Purpose Vehicle) commercial vehicles
Railway train intelligent operation optimization control system
Self-adaptive control system and method for automobile angle-changeable spoiler
Variable-track current collector and electric vehicle
Crawler-type underactuated robot with shape self-adaptation function and transmission method
Vehicle-mounted fording depth detection and early warning apparatus
School bus overloading detection and early warning device and method
Guide wheel rail structure and magnetic guide mechanism of rubber-tired vehicle
Guiding device and guiding method of rail transit vehicle
Diesel multiple unit, and electricity supply system and traction control method therefor
DIESEL MULTIPLE UNIT, AND ELECTRICITY SUPPLY SYSTEM AND TRACTION CONTROL METHOD THEREFOR