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现代汽车发动机的曲轴箱强制通风装置常增设PCV阀,国产“东风”“解放”车上也已广泛采用。其组装结构如图一所示。
Modern automotive engine crankcase forced ventilation often add PCV valve, domestic “Dongfeng” “Liberation” car has also been widely used. The assembly structure shown in Figure one.