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| 平旋桥; 平转式活动桥; 旋桥; 旋开桥; 旋转桥 | |||
| 平转桥; 平开桥; 平旋桥; 平转桥 | |||
| 平旋〔旋开〕桥 | |||
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swing bridge : 27 phrases in 5 subjects |
| Bridge construction | 6 |
| Construction | 1 |
| Hydroelectric power stations | 2 |
| Technology | 17 |
| Water resources | 1 |
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