介绍了小四轮拖拉机挂车气刹系统与挂车参数；
This paper discusses the parameters of trailer air brake system and trailers for small wheeled tractors.
拖拉机挂车机组工作时的动态载荷按其频率结构可分成四类。
The dynamic loads of engine in tractor-trailer unit are classified into four kinds with frequency structure.
膜片弹簧式气制动阀作为控制阀已广泛地应用于拖拉机挂车制动系统。
Diagraph spring pneumatic brake valve is widely used as control valve for tractor - trailer braking system.
应用推荐