In this thesis, the concepts of first reason of fault and non exact subfrequencyand non exact multifreqnency (subfrequency hysteresis.
本文首次提出振动故障的一次原因和非准确分、倍频(分频滞后、同频滞后、倍频滞后)振动的概念,对传统的故障原因及特征频率分类方法进行了修正,使二者之对应关系更清晰、简捷。
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