GB/T 13881-2019道路车辆牵引车与挂车之间气制动管连接器国家标准
英文:Road vehicles—Pneumatic braking connections between towing vehicles and trailers GB/T 13881-2019介绍: 国家标准《道路车辆 牵引车与挂车之...
英文:Road vehicles—Pneumatic braking connections between towing vehicles and trailers GB/T 13881-2019介绍: 国家标准《道路车辆 牵引车与挂车之...