煤炭企业集团化促进矿区循环经济发展研究

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1008-7699|17|1|71-75

ISSN: 1008-7699

Source: 山东科技大学学报:社会科学版, Vol.17, Iss.1, 2015-01, pp. : 71-75

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Abstract