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| 水坝; 防水墙 | |||
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water dam : 26 phrases in 8 subjects |
| Desert science | 2 |
| Earth sciences | 1 |
| Engineering geology | 1 |
| General | 3 |
| Hydroelectric power stations | 2 |
| Metallurgy | 1 |
| Mining | 1 |
| Technology | 15 |
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