排灌机械工程学报
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Journal of Drainage and Irrigation Machinery Engin  2011, Vol. 29 Issue (4): 333-337    DOI: 10.3969/j.issn.1674—8530.2011.04.012
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Flow analysis based on wavelet packet decomposition for centrifugal pumps at shut- off condition
Liu Zhuqing,Bi Huili,Wang Fujun
(College of Water Conservancy and Civil Engineering,China Agricultural University,Beijing 100083,China)

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