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modulation en fréquence | |||
modulation de fréquence | |||
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modulation de fréquences (vleonilh) |
модуляция частоты: 14 phrases in 8 subjects |
Astronautics | 2 |
Astronomy | 2 |
Automated equipment | 4 |
Aviation | 1 |
Quantum electronics | 1 |
Radio | 1 |
Surveying | 1 |
Technology | 2 |