liuxilin1215 发表于 2014-1-17 07:41:06

BS EN 12373-4-1999

BS EN 12373-4-1999 Aluminium and aluminium alloys. Anodizing. Estimation of loss of absorptive power of anodic oxidation coatings after sealing by dye spot test with prior acid treatment


admin 发表于 2014-1-18 19:07:21


谢谢您的分享,金币已奖励!

yunpeng921 发表于 2015-1-7 09:44:37

好东西,先收藏再说!!
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