简要介绍了国内外新型刀具材料及其在汽轮机难加工材料切削中的应用。
The applications of new tool material to the cutting of difficult-to-process material of steam turbine at home and at aboard were presented.
本文介绍模式识别技术在难加工材料切削状态识别中的应用，这是实现适应性控制的第一步。
Application of pattern recognition technique to recognition of cutting states for difficult-to-cut materials is introduced in this paper.
本文论述了利用激光辅助加热改善难加工材料切削性能的原理、方法，以及这种加工方式的可行性。
In this paper, the principle, method ana viability of using laser-assisted heating to improving the machinability for tough materials are described.
首先介绍了高速切削加工难加工材料的特点，通过对高速切削机理的研究，分析难加工材料高速切削加工的可行性。
Following the introduction of the characteristics and cutting mechanism of high speed machining, we educe the feasibility of the high speed machining difficult-to-machine materials.
加热切削已成为能够加工难加工材料的有效方法。
Hot machining becomes an effective method to machine difficult machining materials.
钛合金的切屑变形从低速起就是一种典型的集中剪切滑移，这种集中剪切滑移在高速切削大部分难加工材料时是一种普遍现象。
The chip deformation of titanium alloys is typical shear localization from low cutting speed, which is general phenomenon in machining of difficult to cut material at high cutting speed.
是高速、重切削以及难加工材料的最佳助手，可明显提高加工质量，延长刀具寿命，提高生产效率。
High speed, heavy cutting and difficult processing materials in the best assistants, can significantly improve the processing quality, prolong tool life, improve the production efficiency.
针对不锈钢、钛合金材料的深孔加工问题，分析了难加工材料的切削特性。
Analyses the cutting property of stainless steel and titanium alloy to serve the problem of deep hole machining of difficult to cut materials.
由于一些难加工材料如钛合金、不锈钢在制造管类零件的领域中得到广泛应用，但其切削加工性较差，与其日益广泛应用所产生的矛盾越来越突出。
With the wide usage of some difficult processing materials in industry, such as Titanium, stainless steel, it is contradictory between the poor cutting quality and wide use.
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。
Directing at the characteristic of hard processing material, this paper sums up the developing trends of cutting, abnormal and special processing ways.
分析了该材料难切削的原因，并详细说明了机械加工采取的措施、工艺流程及具体的热处理方法。
The reason that the material is difficult to process is analyzed. The measures, process flow and heat treatment, which should be taken in machining process, is discussed at length.
如何实现难加工材料的高效低耗切削加工成为难加工材料推广应用中亟待解决的问题。
The high speed cutting processing is one of the most effective process technologies to machine difficult-to-machining materials.
该软硬复合涂层刀具可广泛应用于干切削和难加工材料的切削加工。
The soft and rigid composite coating layer cutter can be widely applied to dry cutting and cutting and processing difficult-to-process materials.
该软硬复合涂层刀具可广泛应用于干切削和难加工材料的切削加工。
The soft and rigid composite coating layer cutter can be widely applied to dry cutting and cutting and processing difficult-to-process materials.
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