BS EN 489-1-2019 标准详情
- 标准号:BS EN 489-1-2019
- 中文标题:
- 英文标题:District heating pipes. Bonded single and twin pipe systems for buried hot water networks. Joint casing assemblies and thermal insulation for hot water networks in accordance with EN 13941-1
- 标准类别:英国标准BS
- 发布日期:05 November 2019