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| Chinese National Standard Category: Water power engineering |
| English Title: | Information classifying and coding ofhydropower projectPart 4:Hydraulic structure |
| Chinese Title: | 水电工程信息分类与编码 第4部分：水工建筑物 |
| Standard No.: | NB/T 11564.4-2025 |
| Category No.: | P59 |
| Issued by: | China Energy Aminidstration |
| Issued on: | 2025-06-30 |
| Implemented on: | 2025-12-30 |
| Status: | to be valid |
| Superseded by: | |
| Superseded on: | |
| Abolished on: | |
| Superseding: | |
| Word Count: | 14500 words |
| Similar Standards: |
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