ASTM D4216-2013 硬质聚氯乙烯(PVC)和相关PVC和氯化聚氯乙烯(CPVC)建筑产品化合物的标准规格 ASTM D4216-2013 Standard Specification for Rigid Poly(Vinyl Chloride) (PVC) and Related PVC and Chlorinated Poly(Vinyl Chloride) (CPVC) Building Products Compounds
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