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| 闸控溢洪道 | |||
| 设闸溢洪道 | |||
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gate spillway : 13 phrases in 6 subjects |
| Bridge construction | 1 |
| Construction | 1 |
| Engineering geology | 2 |
| Hydraulics | 1 |
| Hydroelectric power stations | 2 |
| Technology | 6 |
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