这项作业通过拉线模，把钢丝拉成符合要求的直径。

This operation consisted of drawing wire through a die to reduce it to the desired diameter.

youdao

这项作业通过拉线模，把钢丝拉成符合要求的直径。

This operation consisted of drawing wire through a die to reduce it to the desired diameter.

youdao