????:1??????:????????

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%???(?)

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