Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1004-8154|volume|5|82-85

ISSN： 1004-8154

Source： 煤炭高等教育, Vol.volume, Iss.5, 2015-01, pp. : 82-85

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