排灌机械工程学报
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Journal of Drainage and Irrigation Machinery Engin  2007, Vol. 25 Issue (6): 1-3    DOI: 10.3969/j.issn.1674-8530.2007.06.001
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Analysis of vane profile parameter equation for variable-pitch screw centrifugal pump
LI Ren-nian, CHEN Bing, HAN Wei, LI Qi-fei
College of Fluid Power and Control, Lanzhou University of Technology, Lanzhou, Gansu 730050, China

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