????:1?????90?????:?????

2??????????

3???????????

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%???(????)

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