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2??????
3????????????
4?????
5????????????
????????????????????????11????????????????23??? (?????)11??????????????23???,?????????????????????,?,????12????????????????????80%???????????????????????
?,???????????????????????????????????(??“?”)??????????????????????10???????????,???????40%????????????????
11?23???????????,?????????????????????? ???“??,??????????????????????????????????????????????????????????????????????????????C909??,??160????,?????????????200?,????,??”???
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??,????????????????,?????????????????????????,????????????????,???C909?A320?B737NG???????6?12??,?????,????????????80%??????????????????????(??????)
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