nbkxhwd@163.com 发表于 2018-1-11 12:33:02

BS EN 12164-2016 Copper and copper alloys-Rod for free machining purposes

各位大侠，求助标准BS EN 12164-2016 Copper and copper alloys-Rod for free machining purposes

shukesan 发表于 2018-1-11 12:33:03

BS EN 12164-2016 Copper and copper alloys-Rod for free machining purposes
http://bbs.infoeach.com/forum.php?mod=viewthread&tid=185477&fromuid=128592


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