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挡坝 : 50 phrases in 11 subjects |
| Agriculture | 5 |
| Architecture | 1 |
| Business | 1 |
| Construction | 2 |
| Drilling | 2 |
| Electronics | 4 |
| Engineering geology | 2 |
| Hydroelectric power stations | 7 |
| Hydrology | 3 |
| Metallurgy | 8 |
| Technology | 15 |
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