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注塑硬聚氯乙烯(PVC-U)管件 热烘箱试验方法

Fittings of injection-moulded unplasticized polyvinyl chloride (PVC-U)--Hot oven test
标准号:GB/T 8803-1988
Fittings of injection-moulded unplasticized polyvinyl chloride (PVC-U)--Hot oven test
标准号:GB/T 8803-1988