linear motion valve

例句：

1. 1. The linear motion valve is used tocontrol the flow of oil in the engine.
   线性运动阀用于控制发动机中油的流动。
2. 2. The linear motion valve is an importantcomponent of the engine's cooling system.
   线性运动阀是发动机冷却系统的一个重要组成部分。
3. 3.The linear motion valve was designed to improvethe efficiency of the engine's combustion process.
   线性运动阀被设计用来提高发动机燃烧过程的效率。