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声音频率; 特低频 | |||
声频; 音频 | |||
声频音频 | |||
话音频率; 话频 | |||
语音频率; 通话频率 | |||
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话〔音,声〕频; 口声频率 | |||
音频 |
voice frequency : 95 phrases in 12 subjects |
Air defense | 2 |
Automobiles | 1 |
Aviation | 8 |
Communications | 5 |
Earth sciences | 1 |
Electronics | 35 |
General | 3 |
Information technology | 7 |
Rail transport | 3 |
Space | 3 |
Technology | 12 |
Telecommunications | 15 |