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[会议论文] 作者:Shengqiang Liu, Dandan Chang,, 来源: 年份:2004
Base on panel data of manufacturing and high-tech industry companies which discoursed R & D expenditure in financial statements from 2004 to 2011, this paper st...
[期刊论文] 作者:Shengqiang LIU,Dandan CHANG, 来源:国际英语教育研究:英文版 年份:2015
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