主要介绍了深冷加工技术的发展现状,论述了深冷加工对航空难加工材料切削性能、切削温度、刀具磨损、表面完整性等的影响,指出了进一步研究和应用亟待探索和解决的问题.%The state-of-art of cryogenic machining is introduced.Effects of cryogenic machining on aeronautical difficult-to-machine material machinability,cutting temperature,cutting tool wear condition,surface integrity,etc.,are discussed.Topics for further researches and applications are also addressed.
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