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| little low earth orbit | |||
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| low earth orbit; low earth orbitLEO | |||
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| lower earth orbit | |||
| 低 地球 轨道: 11 phrases in 5 subjects |
| Air defense | 2 |
| Aviation | 1 |
| Electronics | 1 |
| Multimedia | 1 |
| Space | 6 |
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