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Sprachfrequenz f; Sprechfrequenz f; Tonfrequenz f | |||
Hörfrequenz f | |||
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Fernsprechfrequenz f |
fréquence vocale: 39 phrases in 7 subjects |
Communications | 13 |
Electronics | 12 |
Information technology | 8 |
Measuring instruments | 1 |
Medical appliances | 1 |
Microsoft | 1 |
Telecommunications | 3 |