????:1????????:??????

2???150?????

3???????

4???????

5???????

???“??????????”?????????,??????(NASA)???????????????????12???17??,?3????????????????????????????,NASA?,????2?(SpaceX)?“???????”????????????????????????????????????

??,NASA???2??????,???,????????????????SpaceX???????????,?3??????????????????

?,?????????,NASA?SpaceX???????,?????????????????????

??????,????6???????6???????????,???????????????“?????????”?,??????????6??14??????????,????,???????????????????????8???,NASA????,???“??”?????????2????????(SpaceX)?????“??”?????(??????????????? ??)

??:??????