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