“envelope analysis”的概念、定义、翻译、参考文献-科学参考

单词	envelope analysis
释义	envelope analysis Encyclopedia 工学机械信号时频分析释 envelope analysis包络分析对采集到的振动信号提取包络线(调制信号)，并对其做傅里叶变换，寻找其故障特征频率的方法。又称解调分析。
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