The performance characteristics of several new cutting tool materials are reviewed.
这里主要介绍几种新型刀具材料的性能特点。
The coated cutting tools are a kind of advanced cutting tool with good cutting performance.
刀具是一种先进的切削工具，由于其优良的切削性能而备受人们关注。
The coated cutting tools are a kind of advanced cutting tool with good cutting performance.
刀具是一种先进的切削工具，由于其优良的切削性能而备受人们关注。
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