07/30168488 DC 标准详情
- 标准号:07/30168488 DC
- 中文标题:
- 英文标题:BS EN 253. District heating pipes. Preinsulated bonded pipe systems for directly buried hot water networks. Pipe assembly of steel service pipe, polyurethane thermal insulation and outer casing of polyethylene
- 标准类别:标准草案
- 发布日期: