铁路控制阀

Abstract

提供了一种铁路控制阀的作用部,所述作用部包括主体,所述主体限定活塞通道、跃升阀通道以及常用制动加速缓解阀通道。跃升阀由主体的跃升阀通道容纳并且常用制动加速缓解阀由所述常用制动加速缓解阀通道容纳。

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