...是指高速、高进给的高速切削（High Speed and FeedMachining）： 5．高速切削是指高生产率的切削（High Productivity Machining）。
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传统的生产齿轮的切削加工方法，材料利用率低，生产率低，产品成本高，难以满足社会生产的需求。
Low availability of material and productivity and high cost of production, cutting which is the conventional processing of gears production is hard to meet the demand of manufacturing.
本文提出了一种通过改变滚刀每个刀齿的切削厚度与切削宽度的，新型的高生产率滚刀—轮切式齿轮滚刀。
A new type of productive hob which can change the cut width and depth on each tooth of the hob is presented in this paper. It's title is turn cutting hob.
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