京津冀科协举办第三届科技成果(北京)项目推介会

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1673-940x|volume|9|29-29

ISSN: 1673-940x

Source: 科技创新与品牌, Vol.volume, Iss.9, 2017-01, pp. : 29-29

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Abstract