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| marine resource development | |||
| marine resources development | |||
| marine resource exploitation | |||
| ocean resource development | |||
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海洋 资源 开发 : 15 phrases in 6 subjects |
| Commerce | 1 |
| Earth sciences | 6 |
| Ecology | 1 |
| Navigation | 1 |
| Oceanography & oceanology | 4 |
| Technology | 2 |
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