???????? ?????1??????268???????
????:2025-02-04 12:45:35 ??:????
????:2021????????:?????398?????
??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%?(????) ????????????:???????????
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