ASTM D6778-14
本帖最后由 xifeng1115 于 2017-3-30 20:11 编辑ASTM D6778-14 Standard Classification System and Basis for Specification forPolyoxymethylene Molding and Extrusion Materials (POM)
http://bbs.infoeach.com/forum.php?mod=viewthread&tid=141078&extra= http://www.doc88.com/p-8856954468433.html weizhoucui 发表于 2017-3-30 11:25 static/image/common/back.gif
http://www.doc88.com/p-8856954468433.html
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