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| on a frequency | |||
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на частотах : 38 phrases in 12 subjects |
| Astronautics | 2 |
| Aviation | 11 |
| Communications | 5 |
| Electronics | 2 |
| General | 1 |
| Information technology | 1 |
| Mathematics | 2 |
| Military | 8 |
| Navy | 1 |
| Oil and gas | 2 |
| Technology | 1 |
| Telecommunications | 2 |
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