美预算案欲砍小行星回拖和部分地球科学任务

Publisher: 国家哲学社会科学学术期刊数据库

E-ISSN: 1002-7742|volume|5|59-60

ISSN: 1002-7742

Source: 中国航天, Vol.volume, Iss.5, 2017-01, pp. : 59-60

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

Abstract