https://blog.wongcw.com/2019/02/12/nasa%e7%9a%84maven%e6%8e%a2%e6%b8%ac%e5%99%a8%e7%82%ba%e7%81%ab%e6%98%9f2020%e7%81%ab%e6%98%9f%e8%bb%8a%e8%91%97%e9%99%b8%e5%81%9a%e6%ba%96%e5%82%99/
NASA的MAVEN探測器為“火星2020”火星車著陸做準備