?? ???????????????? ???????
????:1???????:??????????
2???????
3?????????????
4???????????
5??????
??????1???????27??????????????????,???????????????????????????????????2216??,?????
???,???????“?”???????????12???29???????????8?????58?????50?,??????????4??07?,??????????
????????????????????????,?“????????”????????298??????????151??01??????????,????????“?????????????????”,??
????“?????????????????”???6??,???“MAYDAY”????,????????????????????,??????????????????,?????????????????????????19????????????,??
?,?????,?????????????,??“??????????????????”?????????????????????????????????????????????(???????? ???) ??????????????????:?????