Большой англо-русский и русско-английский словарь
astatic microphone, nondirectional microphone, omnidirectional microphone
Англо-русский словарь технических терминов
astatic microphone, nondirectional microphone, omnidirectional microphone
Русско-английский политехнический словарь
astatic microphone, nondirectional microphone, omnidirectional microphone
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non-directional microphone
Dictionnaire technique russo-italien
microfono non direzionale [onnidirezionale]