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

2?????????

3???50????????

4????????

5????????100??

????????????1?????????????1?? (? ???????????)2025????,??C919?1?1???10??????40?????,????(???)C919????MU721“??”????????????????“????????????”???

1?????????1????8????????????????21??,???????C919???MU721“?????????????????”????????? ?????????????? ??? ??????????????????????????????

????????????C919??2023?12???,C919??????????????????????????,?;2024??6???????????,C919??“?????????????-?-????”????

1?????MU721?C919?????,???C919??????,????C919????9???????????,???????????????

“??,?‘????????????’?”?C919????????????????????????,???????????,C919???,????,????

????,??,?????“???”???

1??????????????1?????????,????????????C919?MU721“????????”???,?C919?????????????????????????? ??????? ????? ???

13???????????????,??????????????,“???????”?

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

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

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