preshaving cutter 剃前刀具
preshaving hob 剃前滚刀
preshaving gear hob 剃前齿轮滚刀
preshaving gear-hob 剃前齿轮滚刀
preshaving hob designing 剃前滚刀设计
preshaving gear hob cutter 剃前齿轮滚刀
On the base, it also put forward the suggestion to correct the convex Angle size of preshaving hob cutter.
在此基础上，提出了剃前滚刀凸角尺寸修改的建议。
The main function of design and calculation module is to complete the complex calculation of design according to the design theory of preshaving hob.
设计计算模块的主要功能是根据剃前滚刀设计理论完成复杂的剃前滚刀设计数据计算。
The design method is inefficient, takes much time, and requires highly of designers, and can only design a preshaving pinion-shaped cutter every calculation.
设计效率低，周期长、计算量相当大，对设计者的要求也较高，而且设计精度也不能很好的保证。
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