“一带一路”背景下石油企业技术创新效率分析——基于BP神经网络的评价

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-302x|36|1|19-25

ISSN: 1002-302x

Source: 石油科技论坛, Vol.36, Iss.1, 2017-01, pp. : 19-25

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Abstract