文摘：本文介绍数控专用铣床设计的有关问题：方案设计，进给系统设计。
This paper introduces the problem in the design of the NC milling machine and project designing of the special machine and feeding system design.
异形螺杆的加工一般采用成型法及无瞬心包络铣削方法在专用数控铣床上进行。
The special screw is manufactured with the molding method and non-instantaneous envelope method on the numerical control millers generally.
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