choker checkvalve

例句：

1. 1.The choker checkvalve is used to control the flow of oil in the engine.
   节流阀用于控制发动机中油的流动。
2. 2. The engineers installed a new choker checkvalve to improve efficiency.
   工程师们安装了一个新的节流阀来提高效率。
3. 3. The choker checkvalve was designed to prevent overheating of the engine.
   节流阀的设计旨在防止发动机过热。