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| Professional Standard Category: Professional Standard - Energy |
NB/T 11930.2-2025 Budget estimation norm for civil works of hydropower projects - Part 2:Earthworks
水电建筑工程概算定额 第 2 部分 土方工程;
| Category No.: | NB | Valid Status: | to be valid |
| Issued Organization: | China Energy Aminidstration | Issued Date: | 2025-12-18 |
| Implemented Date: | 2026-6-18 | Abolished Date: | |
| Superseded Standard.: | Superseded Date: |
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