电银付app使用教程（dianyinzhifu.com）：嫦娥五号踩了脚太空刹车

11月28日晚间，嫦娥五号探测器经由四天多的奔月航行，乐成实行近月制动，顺遂进入环月轨道。近月制动是月球探测器航行过程中要害的轨道控制之一。高速航行的探测器在靠近月球时，实行“刹车”制动，目的是使其相对速度低于月球逃逸速度，从而被月球引力捕捉。（胡喆、段逊）

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