Publisher： 国家哲学社会科学学术期刊数据库

E-ISSN： 1674-5531|14|4|75-77

ISSN： 1674-5531

Source： 海军工程大学学报：综合版, Vol.14, Iss.4, 2017-01, pp. : 75-77

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