The purpose of equal channel angular pressing (ECAP) is to obtain ultra-fine grained (UFG) materials.

角挤压是获得块体超细晶材料的一种重要工艺方法。

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The purpose of equal channel angular pressing (ECAP) is to obtain ultra-fine grained (UFG) materials.

角挤压是获得块体超细晶材料的一种重要工艺方法。

youdao