“工件”造句

台钳上有刻痕的虎钳牙帮助它紧咬住工件.
The scored jaws of a vise help it bite the work.

工件已经上了车床.
The workpiece is already on the lathe.

我们只是用磨床将工件抛光和精加工.
We used grinding machines only to smooth and finish a workpiece.