?? ?????????????? 16??C919“??”??????
????:1?????:??????
2???????
3???????
4????logo????
5????????
????????????:1????????18????????????,????12306???????????????,????18??????????8??,????1.75???????,???18????2???????1?????,???
??????:??????“?”?
?????????????????,???????????????,?????????????“??”??“???????????”????????,???????“???”?????????,?????????????
???,????????????????????????????????,??,?????????????????????,??????????????????????????????????????????????“????????????”?800??????????????????,??????????????600???????
???????????????????????????????,?1200??????
??????????????????????????????,???????????????????“???”“??”??????????????????????,??????65%?
16???????C919?????????????
???,??????16??C919?,??C919???
?????????,????10??????????C919????????,?????????3???C919??,?????????????5???????????????,?400?????3????????C919?????,??????????4?????????????
???????,????????C919??????????????????,??????????????????,?????????,?????
?????:???????