???:??????
????????????????????
?????????“????”??????
????????:3000??????????
?????:?????????????
???Williams??????????????
??:???????????
?????????????????????
?????????????????????
????????!????1?1000????
?????????3???????????
????????!????1?1000????
?????????????????(?)
?????????????????Indigo
????????!????1?1000????
2017???????:????????????6.…
????????301?????92???
???:????????????????
????:???????5%????????5.5%…
????????????????????
???????3.0???????9??
????????????????????
?????????????
????????????????????
A380??????????497???
62%?????????????