appearance(Unplasticized polyvinyl chlo -ride pipes for drainage of rainwater in buildings)
作者:百检网 时间:2021-12-01 来源:互联网
- 检测分类 未定义
- 样品名称 Unplasticized polyvinyl chlo -ride pipes for drainage of rainwater in buildings
- 检测项目 appearance
- 检测标准 《Unplasticized polyvinyl chloride pipes and fittings for drainage of rainwater in buildings》QB/T2480-2000