It is very difficult to design and manufacture milling cutter because its intricate geometry configuration.

但由于螺旋立铣刀结构形状极其复杂，给设计和制造带来困难。

youdao

It is very difficult to design and manufacture milling cutter because its intricate geometry configuration.

但由于螺旋立铣刀结构形状极其复杂，给设计和制造带来困难。

youdao