It involves no wasted material and no regrind.
不产生废料、不需要打磨。
From the wear resistance of non-regrind cutters and the roughness of processed surfaces, some tests and analysis are done.
从不重磨车刀的使用寿命、加工表面粗糙度等方面，来展开试验分析研究。
From the wear resistance of non-regrind cutters and the roughness of processed surfaces, some tests and analysis are done.
从不重磨车刀的使用寿命、加工表面粗糙度等方面，来展开试验分析研究。
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