slide valve rod

例句：

1. 1.The engineer used a slide valve rod to control the flow of oil in the engine.
   工程师使用滑动阀杆来控制发动机中油的流动。
2. 2. The technician had to replace the slide valve rod because it was damaged.
   技术人员不得不更换滑动阀杆，因为它被损坏了。
3. 3.During maintenance, the technician carefully removed the slide valve rod to inspect its condition.
   在维护过程中，技术人员小心翼翼地移除滑动阀杆以检查其状况。