Plastics piping systems for soil and waste discharge (low and high temperature) within the building structure - Acrylonitrile-butadiene-styrene (ABS) - Part 2: Guidance for the assessment of conformity.
建筑结构内土壤和废物排放(低温和高温)用塑料管道系统.丙烯腈-丁二烯-苯乙烯(ABS).第2部分:合格评定指南