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用常规的刀具高速车削合金钢和韧性超合金,切削刃会很快磨损,因此几乎无法进行;但由于出现了一种性能可靠的新型材料,就使这个问题得到了解决。这种新型刀
With conventional tools for high-speed machining of alloy steel and tough superalloys, the cutting edges wear out very quickly and are almost impossible to do; however, this problem has been solved by the emergence of a new and reliable material. This new knife