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| oceanic area control | |||
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海区 管 理 : 30 phrases in 11 subjects |
| Aviation | 2 |
| Earth sciences | 5 |
| Economy | 1 |
| Electronics | 1 |
| Fishery fishing industry | 4 |
| Name of organization | 3 |
| Nautical | 1 |
| Navigation | 2 |
| Planning | 2 |
| Technology | 2 |
| United Nations | 7 |
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