中美贸易投资政策及实践对创新活动的影响研究
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1002-4999|volume|9|38-42
ISSN: 1002-4999
Source: 国际贸易, Vol.volume, Iss.9, 2016-01, pp. : 38-42
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Abstract