Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1672-996x|volume|6|690-694

ISSN： 1672-996x

Source： 科技促进发展, Vol.volume, Iss.6, 2016-01, pp. : 690-694

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