无需在每次起弧前重复遮蔽动作。有同等工作时间内。完成效率增加。

There is no need to repeat covering your eyes before arcing. Therefore, efficiency is improved.

youdao

无需在每次起弧前重复遮蔽动作。有同等工作时间内。完成效率增加。

There is no need to repeat covering your eyes before arcing. Therefore, efficiency is improved.

youdao