14/30294476 DC 标准详情
- 标准号：14/30294476 DC
- 中文标题：
- 英文标题：Bs En 448 - District Heating Pipes - Preinsulated Bonded Pipe Systems For Directly Buried Hot Water Networks - Fitting Assemblies Of Steel Service Pipes, Polyurethane Thermal Insulation And Outer Casing Of Polyethylene
- 标准类别：其他国内外OTHERSS
- 发布日期：
