P 48 标准查询与下载
共找到 2 条与 相关的标准，共 1 页
Heat source tower heat pump system
- ICS
- 27.200
- CCS
- P 48
- 发布
- 2019-08-06
- 实施
- 2020-02-01
Heilongjiang Provincial Construction Engineering Construction Quality Acceptance Standard Ventilation and Air Conditioning Engineering
- ICS
- 91.140.30
- CCS
- P 48
- 发布
- 2017-02-20
- 实施
- 2017-03-20
