?? ??????? ?????1????????268??????
????:1???????wx:???????
2???????????
3???????
4????????
5????????????
????????????2??3? (?? ??)??????3??????,??1??????????,??16848??,???????268.7????????????????1.69???,?????13.0%?17.1%?16.5%,??????
?,??????,?????????????????????????????????,??????????????????????????1?????8.6???????,??9??????????1??25????95166??,?????,?????????90%,????????????????????????????????????????????
?????????????,??????,?????,?????????????????????????????,?????????????????????????B787?A330?A350???
???????????????,??????????????????????????????????????????????,?????????,???????????????????????????????????????????????????????????????,????????
?????????????,?????????16????,??80??????????????,?1??,??????6.7?,??84.4%?(???) ????????:????????????????