聚氯乙烯塑料排水管、通风管及配件|沙特标准|SASO-ASTM-D2665
SASO-ASTM-D2665
Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings
聚氯乙烯塑料排水管、废水管和通风管及配件的标准规范
聚氯乙烯塑料排水管、通风管及配件|沙特标准|SASO-ASTM-D2665
SASO-ASTM-D2665
Standard Specification for Poly(Vinyl Chloride) (PVC) Plastic Drain, Waste, and Vent Pipe and Fittings
聚氯乙烯塑料排水管、废水管和通风管及配件的标准规范
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