-
这种光束比机械切削器能运转得更为精确。
The light beam can be steered more accurately than a mechanical cutter.
youdao
-
切削刀具必须比要切削的材料硬。
The cutting tool must be harder than the material to be cut.
youdao
-
切削刀具必须比要切削的材料硬。
The cutting tool must be harder than the material to be cut.
youdao