名词
中文翻译：残余振幅
同义词：
['remaining amplitude', 'residual signal', 'residual component']
例句：
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1. The signal's residual amplitude is still high even after the filtering process.
即使经过滤波处理，信号的残余振幅仍然很高。
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2. The residual amplitude of the signal was measured to be 0.5%.
信号的残余振幅被测量为0.5%。
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3. The residual amplitude in the frequency domain is a measure of how much energy is left in the signal after all other components have been removed.
频率域中的残余振幅是一个衡量信号在去除所有其他成分后剩余能量的指标。