????:1???????vx:????95???

2?????

3?????1000?????

4??????

5??????????

?11???????23? (?????????)11?????23?????,???????????????????????????????,?,??12???????80%????

???????????,?(????“?????????????????????”)?????????10???????????????,?????????????40%???

11?????23?????????????????????,??????????????????????????????????????????????????????????? ???

“?????????????????????,??????????????????????????????????????????C909?,??160??????????????????????,???????????????200????????????????,????,????”????

??????????,?????5????????????,????????????????80????????????????????????,????????????????????????????????????????????,??????????????????,????????,?????????????

????????????,????????????????C909?A320????B737NG??

???,??,???,?????????,?????????C909?A320?B737NG???????????6??12????????????????????,????????,??80%???????????(??????)

?????????????????:?????????????