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| climate study; research on climate | |||
| 气候 研 究: 42 phrases in 10 subjects |
| Aviation | 2 |
| Earth sciences | 19 |
| Ecology | 3 |
| Environment | 1 |
| Name of organization | 2 |
| Space | 2 |
| Technology | 5 |
| United Nations | 5 |
| United States | 2 |
| Water resources | 1 |
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