兑水 发表于 2009-10-3 09:35:44

ASTM D 2680-2001 丙烯腈-丁二烯-苯乙烯(ABS)和聚氯乙烯(PVC...

D2680-01 Standard Specification for Acrylonitrile-Butadiene-Styrene (ABS) and Poly(Vinyl Chloride) (PVC) Composite Sewer Piping
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