Equal channel angular pressing technology is the latest technical method of producing ultra-fine grain metal materials.
等通道转角挤压技术(简称ecap)是制备超细晶粒金属块材的最新研究领域之一。
Equal channel angular pressing technology is the latest technical method of producing ultra-fine grain metal materials.
等通道转角挤压技术(简称ecap)是制备超细晶粒金属块材的最新研究领域之一。
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