材料作为其他技术的物质体现在现代工业的发展中起着越来越重要的作用,现代高新技术的大量应用也为研制更高性能的新材料提供了更多的可能性。近年来,随着新型刀具材料的不断涌现,机械切削技术取得了长足的进步,如各种高速加工中心的出现可使刀具切削速度和机床加工精度大大提高,同时对刀具 Material as a material of other technologies is playing an increasingly important role in the development of modern industry. The large number of modern high-tech applications also provide more possibilities for developing new materials with higher performance. In recent years, with the continuous emergence of new tool materials, mechanical cutting technology has made great strides, such as the emergence of a variety of high-speed machining center can make the cutting tool cutting speed and machining accuracy greatly improved, while the tool