Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1004-8154|34|5|44-48

ISSN： 1004-8154

Source： 煤炭高等教育, Vol.34, Iss.5, 2016-01, pp. : 44-48

Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.

Previous Menu Next