中国专利研究现状的计量分析
Release time:2022-06-14
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First Author:尹丽春
Correspondence Author:liuzeyuan,yinfuliang,yangzhongkai
Date of Publication:2008-01-01
Journal:科学学研究
Document Type:J
Volume:26
Issue:1
Page Number:39-45
ISSN No.:1003-2053
Translation or Not:no
Pre One:中国高端装备制造业的技术关联与扩散效应