ygs67 发表于 2016-2-24 15:23:19

ASTM D2846 D2846M-14

ASTM D2846 D2846M-14 Standard Specification for Chlorinated Poly(Vinyl Chloride) (CPVC) Plastic Hot- and Cold-Water Distribution Systems.

admin 发表于 2016-2-25 16:05:29

谢谢您的分享,金币已奖励!
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