andykidd 发表于 2014-8-22 16:05:27

ASTM D788-04

Standard Classification System for Poly(Methyl Methacrylate) (PMMA) Molding and Extrusion Compounds

admin 发表于 2014-8-23 14:50:13

谢谢您的分享,金币已奖励。

a200402040125 发表于 2014-11-18 13:57:56

谢谢分享!!!!!!!!!!!!
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