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| 下层面: 59 phrases in 12 subjects |
| Architecture | 5 |
| Aviation | 1 |
| Bridge construction | 4 |
| Ceramics | 1 |
| Compressors | 1 |
| Earth sciences | 2 |
| Engineering geology | 1 |
| General | 4 |
| Hydroelectric power stations | 3 |
| Project management | 1 |
| Technology | 33 |
| United Nations | 3 |
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