数控机床中级工用英文怎么说?

intermediate worker(or engineer) of Numerically-controlled machine

数控机床中级工:
numerical control machine intermediate class
这里中级工必须要用class
简称为NC machine intermediate class

看楼主指什么了，是技术还是中级的工作人员？

中级的工作人员：Intermediate class engineer of digital control manichine

技术：
NC machine intermediate class
或
digital control manichine intermediate class