????:1???????:????????????

2????????????

3?????v

4???????

5????????????

?????2025?????,??????????????C919????????“????”????????,????????C919???????

??C919???????????????????,?????105????,?C919??????????????C919??9????

?????C919,???????????“????”????,??,??“???????????????”?????????C919?????????“????”??????????,???????????????????,???????MU721(??????????)????MU722(??????????),??,????????????????OTA????????????????C919???

?????????:???