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| visual flight rules (VFR) | |||
| visual flight rules; contact flight rules; VFR | |||
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| contact flight rales | |||
| visual flight rules | |||
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| visual flight rules | |||
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| VFR (wiki: set of regulations under which a pilot operates an aircraft in weather conditions generally clear enough to allow the pilot to see where the aircraft is going MichaelBurov); GDG (MichaelBurov) | |||
| Russian thesaurus | |||
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| ПВП | |||
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| правила візуальних польотів | |||
| Правила визуальных полётов: 38 phrases in 5 subjects |
| Astronautics | 1 |
| Aviation | 16 |
| Meteorology | 3 |
| Military | 17 |
| Technology | 1 |