使用夹钳或虎钳固定工件，以便空出双手来操作工具。

Secure all work with clamps or a vise, freeing both hands to operate tools.

youdao

使用夹钳或虎钳固定工件，以便空出双手来操作工具。

Secure all work with clamps or a vise, freeing both hands to operate tools.

youdao