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METHOD AND APPARATUS FOR SUPPLEMENTING AIR BRAKE OF SUBWAY VEHICLE
Flight device with telescopic wings and use method thereof
Vehicle body posture adjusting method and vehicle body posture adjusting system
Bionic flapping wing aircraft steering mechanism based on cambered surface wings
Straddle type monorail vehicle and single-shaft bogie thereof
VEHICLE BODY ATTITUDE ADJUSTMENT METHOD AND VEHICLE BODY ATTITUDE ADJUSTMENT SYSTEM
Unmanned aerial vehicle night lighting mounting device for electric power inspection
ENERGY STORAGE TRACTION SYSTEM AND CONTROL METHOD THEREFOR, AND RAIL TRANSIT VEHICLE
Energy storage type traction system, control method thereof and rail traffic tool