ygs67 发表于 2015-6-10 15:36:28

ASTM D227–03

ASTM D227–03 Standard Specification for Coal-Tar-Saturated Organic Felt Used in Roofing and Waterproofing

admin 发表于 2015-6-10 17:18:35

谢谢您的分享,金币已奖励!
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