reaming holes

• 铰孔

reaming holes的用法和样例：

例句

1. Do not overexert when reaming holes or threading, lest breaking off the reamer or the screw tap.
   铰孔或攻丝时，不要用力过猛，以免折断铰刀或丝锥。
2. Because lathes also can do drilling and reaming, their versatility permits several operations to be done with a single setup of the workpiece.
   由于车床还可以用来钻孔和铰孔，车床的多功能性可以使工作在一次装夹中进行几种加工。