固定发动机操作工

例句：

1. 1. He is a professional fixed engine operatorwith over 20 years of experience.
   他是一位拥有超过20年经验的专业固定发动机操作员。
2. 2. Theengineer was responsible for themaintenance and repair of all typesof engines.
   这位工程师负责所有类型引擎的维护和修理工作。
3. 3. The fixedengine operator was called to the scene immediatelyafter the accident.
   事故发生后，固定发动机操作员立即被召至现场。