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| Professional Standard Category: Professional Standard - Energy |
NB/T 11928-2025 Construction machine-hour norm for hydropower projects
水电工程施工机械台时费定额;
| 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| Superseded Standard.: | Superseded Date: |
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