This summary is not the original standard text and is for reference only. For accurate information, please obtain it through official channels.
| Status |
Active |
| CCS |
(Q01) 技术管理 |
ICS |
(91.100.01) 建筑材料综合 |
| Release Date |
2000-03-01 00:00:00 |
Implementation Date |
2000-03-15 00:00:00 |