The paper investigates the relationship between the cracking and closing characteristics and the structural parameter of the direct sequence valve.
本文主要研究直动式顺序阀的启闭特性与阀的结构参数的关系。
The paper investigates the relationship between the cracking and closing characteristics and the structural parameter of the direct sequence valve.
本文主要研究直动式顺序阀的启闭特性与阀的结构参数的关系。
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