spiral surface drill point 螺旋面钻尖
Inner Spiral Surface 内螺旋曲面
spatial spiral surface 空间螺旋面
conical spiral surface 圆锥螺旋面
The forming and spreading methods of the spiral surface are introduced.
介绍了螺旋面的形成和展开方法。
There are a lot of methods to process spiral surface workpieces. And relevant outline surfaces of tools are much different.
加工螺面工件的方法有多种，相应的工具廓面自然也大不相同。
Since the profile of the globoidal indexing cam is a spiral surface, traditional machining technology couldn't meet it's accuracy demands.
弧面分度凸轮轮廓面为一空间不可展开螺旋面，传统的加工工艺很难满足其精度要求。
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