Directing at the characteristic of hard processing material, this paper sums up the developing trends of cutting, abnormal and special processing ways.
针对难加工材料的特点，总结了难加工材料的切削加工性改善的方法及其非常规加工方法和特种加工方法的概况及进展。
It is easy to produce a lot of machining defects for carbon fibre composite material in cutting processing. Tools wear quickly and it is hard to control size.
进行碳纤维复合材料切削加工时，易产生各种加工缺陷，刀具磨损快，尺寸控制困难。
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.
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。
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