A look at some U.S. balloon launch facilities via satellite imagery
2023-02-18 21:57:52 来源：新华社
Satellite imagery obtained by researchers shows some of the balloon launch facilities of the U.S.
【记者：Wu Yuzhan 】
原文链接：http://home.xinhua-news.com/rss/newsdetaillink/93a8d9c85b5135a1c833255356dd87af/1676728678855
