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| 海事工程 | |||
| 海岸工程 | |||
| 海岸防护工程 | |||
| 海岸维护工程; 海岸堤防工程; 港湾工程 | |||
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sea works : 11 phrases in 4 subjects |
| Earth sciences | 1 |
| Hydroelectric power stations | 2 |
| Shipbuilding | 1 |
| Technology | 7 |
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