值得关注的北极航道
Publisher: 国家哲学社会科学学术期刊数据库
E-ISSN: 1001-8239|volume|12|49-51
ISSN: 1001-8239
Source: 求知, Vol.volume, Iss.12, 2017-01, pp. : 49-51
Disclaimer: Any content in publications that violate the sovereignty, the constitution or regulations of the PRC is not accepted or approved by CNPIEC.
Abstract