排灌机械工程学报
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Journal of Drainage and Irrigation Machinery Engin  2013, Vol. 31 Issue (12): 1072-1076    DOI: 10.3969/j.issn.1674-8530.2013.12.012
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Depressurization stage number of disc in high pressure drop labyrinth control valve
Li Shuxun1,2, Hou Yingzhe1,2, Xu Xiaogang1,2, Hu Jian3, Hao Jiaoshan3
1.College of Petrochemical Technology, Lanzhou University of Technology, Lanzhou, Gansu 730050, China; 2.Center of Engineering and Research for Pumps and Special Valves in Machinery Industry, Lanzhou, Gansu 730050, China; 3.Chongqing Chuanyi Control Valve Co. Ltd., Chongqing 400700, China

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