我们建立的上述信号放大器，以改善峰峰值的音频信号。
We built the above amplifier signal to improve the peak to peak audio signal.
对风机的振动量监测可以采用振动信号波形的实时监测，也可采用对峰峰值或有效值的实时监测。
The measuring vibrating signal method may be used on real time, mean while, vibrating signal can be measured by peak to peak value or true virtual value .
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