基于专利分析的替代性技术选择研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1000-7695|35|20|150-154
ISSN: 1000-7695
Source: 科技管理研究, Vol.35, Iss.20, 2015-01, pp. : 150-154
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Abstract