?? ?????!???????????C919????
????:1?????????:????????????
2????????
3???????
4?????????
5?????
?????2025?????,??C919????“?????????????????”????,????????????????????C919???
???C919??,??????????????105?????,??C919????????????????????C919???9???
?????C919,????“???????”??,?,?“???????????????????”????????????????????????C919????????“????”???,????,??MU721(?????????????????????????)???MU722(??????????????),???,????????????????OTA?????????C919???
??????:??????????