audio frequency [声] 声频 ; [声] [通信] 音频
Audio frequency transformer [电子] 音频变压器 ; [电子] 声频变压器
Audio Frequency Amplifier [电子] 音频放大器 ; [电子] 声频放大器 ; 大多称为音频放大器
audio frequency choke [电子] 声频扼流圈 ; 音频扼流圈
audio frequency band 音频频带 ; 声频带
audio frequency generator 音频发生器 ; 声频发生器 ; 音频产生器
audio-frequency spectrometer 声频频谱仪
audio frequency amplification 声频放大
audio frequency peak limiter 音频峰值限幅器 ; 声频峰值限幅器
N a frequency in the range 20 hertz to 20 000 hertz. A sound wave of this frequency would be audible to the human ear (人耳可听见的)音频
A circuit network or element to vary the frequency response of an audio-frequency circuit, thus varying the quality of the sound reproduction.
一种改变音频电路的频率响应能力的电路网络或器件，通过这种改变可以调整声音重放的质量。
Position measuring instrument and method, navigation instrument and method, information service and audio-frequency information transmit-receive method.
位置测量仪器和方法，导航仪器和方法，信息服务及声频信息收发方法。
The audio sample frequency and audio bit rate for Flash are less than the default value of 44100 Hz while those for Windows Media Player and QuickTime are higher than the default value.
Flash的音频采样频率和音频比特率均低于默认的44100 Hz，而Windows Media Player和QuickTime的则高于默认值。
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