????:1???????:??????100?

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%?????????????????(???)

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