pneumatic tyred tractor 气胎拖拉机
tractor pneumatic tire 拖拉机轮胎
tractor with pneumatic tyres 充气轮胎拖拉机
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Diagraph spring pneumatic brake valve is widely used as control valve for tractor - trailer braking system.
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。
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