heavy extract 中文意思是什麼
heavy extract
解釋
重萃液-
When early faults accur, the background noise is heavy, it is difficult to extract the latent periodic components successfully using second order cyclostationary analysis alone
摘要由於噪聲的嚴重干擾,在滾動軸承早期故障時,僅僅利用二階循環平穩分析方法往往較難成功提取出信號中潛在的有用周期信息。
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