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| 地球同步卫星轨道 | |||
| 地球静止卫星轨道 | |||
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geostationary satellite orbit : 12 phrases in 6 subjects |
| Aviation | 1 |
| Earth sciences | 1 |
| Electronics | 4 |
| Information technology | 1 |
| Multimedia | 1 |
| Space | 4 |
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