audible frequencies

基本解释

There is some CPU noise audible on some frequencies if you use a rubber duck antenna on the front panel.
有一些CPU在某些频率的噪音发声如果您使用前面板上的一个橡胶鸭天线。
The ultrasonic sensor produces a data carrier utilizing very high frequencies that are outside the human's audible range.
超声波传感器的数据载体产生的可听范围内使用非常高的频率，不属于人类。
A range of frequencies, usually from 15 hertz to 20,000 hertz, characteristic of signals audible to the normal human ear.
音频，声频：频率的范围，大约在15至20，000赫兹之间，是正常耳可听见的声波信号。
odict.net

Philips DoubleBASS uses the powerful processing of the system to detect ultra-low frequencies and then recreate them within the audible frequency range of the subwoofer, giving the impression of delivering bass down to an amazing 20Hz.
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