For ceramic cutting tool materials are also evaluated.
并对这四种陶瓷刀具材料进行了评价。
Some of the hardest tool materials lack strength because they are too brittle.
有些最硬的刀具材料由于太脆而缺乏强度。
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。
Various cutting tool materials begin to lose their hardness at different temperatures.
不同的切削刀具材料在不同的温度点开始软化。
However, in case of ductile materials they cause poor surface finish and low tool life.
可是在塑性材料加工时，造成表面光洁度和刀具寿命低。
Ball Mills are a very efficient tool for grinding many materials into a fine powder.
球磨机是一个非常有效的工具，许多材料研磨成细粉。
Ball Mills are a very efficient tool for grinding many materials into a fine powder.
球磨机是一个非常有效的工具，许多材料研磨成细粉。
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