????:1?????:??300?????

2???????????

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

4?????wx

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

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