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| 空间分析 | |||
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space analysis : 20 phrases in 8 subjects |
| Aviation | 2 |
| Earth sciences | 2 |
| Electronics | 3 |
| Geophysics | 1 |
| Oil / petroleum | 1 |
| Space | 6 |
| Technology | 4 |
| United States | 1 |
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