??
???????????“??”????????
????????“???”??
??????????????1.5??,??????,????,?????“??”,??1.5?????????«??????»???????“??”?????????????,?????1.72??1.64????????,??????????,“??”???,?????100?????,???????????????,??????
?????????????????????????:???
??? ??????????
?????????????????????“???”
A380??????????497???
3?13??????????????
???:????????????????
????????????????????
?????????????????????
???????:“????”?????????
?????????35.6????????????
????:?????????????????
??????:??3?????20?????
????????????????????
?????????????????????
???:????????????????
??????????????«???»
3?13??????????????
??????????????????????
????????????:???????
???:??100???????????
????9.6????????????50%??
?????????????????????
?????????????????????
????:?????????????????
??:??????????????
???:???????????????
?????????:????????????