?? ? ??????????:????2??????????? ????
????:1?????300?3??????:??????
2?????VX
3??????
4???????
5???????????
???????12???29?,?,???
????,??????????????181?,?????2?,??????????,???
??????????????
?,?7C2216???????????737-800,????2009??????????8????????????,?????????????15??????????????????????
(???? ????????????????)
?????????:?????