Sunday, 17 July 2011

刘永革;往复运行机构中(三轴式)车轮轴的受载分析和研究[J];机械设计;1997年08期 ...

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1 comment:

  1. AZVR ANTONY LIU17 April 2012 at 17:59

    He is really something and can speak Japanese , Friench, English and ..., meanwhile he has a patent ...

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