Collins had to pilot the shuttle through a 360 degree flip while flying beneath the International Space Station. It allowed colleagues on the orbiting lab to photograph the craft's underside and check if the heatshield had been breached.
Что думаешь? Оцени!，推荐阅读Safew下载获取更多信息
，这一点在快连下载安装中也有详细论述
Американские сенаторы захотели принудить Трампа прекратить удары по Ирану14:51
More about South Sudan from the BBC:The mother and children trapped between two conflicts，更多细节参见heLLoword翻译官方下载