区域“中心城市”背景下的庆阳创新发展策略

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1005-913x|volume|10|83-87

ISSN: 1005-913x

Source: 北方经贸, Vol.volume, Iss.10, 2015-01, pp. : 83-87

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Abstract