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| направление на источник (излучения) | |||
| направление источника (oleg.vigodsky) | |||
| source direction: 14 phrases in 6 subjects |
| Electrical engineering | 1 |
| Geophysics | 2 |
| Makarov | 2 |
| Military | 5 |
| Oil / petroleum | 3 |
| Technology | 1 |
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