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| 散射点 | |||
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| 散乱点 | |||
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scattering point : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 3 |
| Business | 1 |
| Electronics | 1 |
| Geophysics | 1 |
| Space | 1 |
| Technology | 2 |
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