排灌机械工程学报
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Journal of Drainage and Irrigation Machinery Engin  2008, Vol. 26 Issue (6): 55-57    DOI: 10.3969/j.issn.1674-8530.2008.06.013
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Vibration signal de-noising of pump unit based on wavelet packets transform
ZHENG Yuan1, TONG Chen-guang1, XU Lun-gen2, ZHANG Hai-li1
1.College of Water Conservancy and Hydropower Engineering, Hohai University, Nanjing, Jiangsu 210098, China; 2.Jiangsu Riverway Management Bureau, Nanjing, Jiangsu 210029, China

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