appearance(Buried polythylene(PE) pipes for the supply of gaseous fuels)
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 Buried polythylene(PE) pipes for the supply of gaseous fuels
- 检测项目 appearance
- 检测标准 《Buried polythylene (PE) piping systems for the supply of gaseous fuels-Part 1:Pipes》GB 15558.1-2003