?1???????1????????????? ??????????????????????????????:?�????�??????????????????????�??????�,??

????????? ?????

2025?????????????1??????????1??8??????21???????,?????????�???????�?????,C919???????�?????????????????????????�??????????,?????????

?????�??????????�??????�???????????�,C919????,???

????????????????????????????C919?????????MU721????????????????????????????????????? ??????????????????????????? ????

???????????C919,????????�??��?????????????????�?????,??????????�??????????????�,??????

????????????????????????2023??12????????,C919???????????,?????????????????,??????????????�??�?

2024????6??????1???????????????????,C919????120???,??8?,?????

??,C919?????�????�,????,?????????,??????,??????????????????????

????????????,?,??,????????????????????,???????,????????????????????C919??

???????????,?????????,C919?,??????,???,???????

??,?????????????,?????????????????????????????????????,?????C919??????????????,?,?????????????C919???

�???,?????????????????C919???????????????�????????

1??????1???????????????????????,???????????????C919????MU721�?????????????????????????�?,????????????????????????????

??????,??,??????????????????????????????,????????????????C919??,?????????????????????:�???????????????,?C919,????????,??�????�???????????????????,??????????,???�

??????????,C919??????????????,??,???????????,?????????,?,???C919???????

????????????????????????,????????�?�??�???�,???,??????????????,??????C919???????????????????

???????C919???????????????????????,????,????,??C919?,????;?????,??,?????????????????????????????????????,???????,???????????????????,??????,????,???????????????????,?????????,????C919???(?)

??????:??????? ??�????????�

?? ????�?????????????�?�????�,?

????:1?????????:??????wx

2?????????

3???????

4??????

5??????

?1???????1????????????? ??????????????????????????????:?�????�??????????????????????�??????�,??

????????? ?????

2025?????????????1??????????1??8??????21???????,?????????�???????�?????,C919???????�?????????????????????????�??????????,?????????

?????�??????????�??????�???????????�,C919????,???

????????????????????????????C919?????????MU721????????????????????????????????????? ??????????????????????????? ????

???????????C919,????????�??��?????????????????�?????,??????????�??????????????�,??????

????????????????????????2023??12????????,C919???????????,?????????????????,??????????????�??�?

2024????6??????1???????????????????,C919????120???,??8?,?????

??,C919?????�????�,????,?????????,??????,??????????????????????

????????????,?,??,????????????????????,???????,????????????????????C919??

???????????,?????????,C919?,??????,???,???????

??,?????????????,?????????????????????????????????????,?????C919??????????????,?,?????????????C919???

�???,?????????????????C919???????????????�????????

1??????1???????????????????????,???????????????C919????MU721�?????????????????????????�?,????????????????????????????

??????,??,??????????????????????????????,????????????????C919??,?????????????????????:�???????????????,?C919,????????,??�????�???????????????????,??????????,???�

??????????,C919??????????????,??,???????????,?????????,?,???C919???????

????????????????????????,????????�?�??�???�,???,??????????????,??????C919???????????????????

???????C919???????????????????????,????,????,??C919?,????;?????,??,?????????????????????????????????????,???????,???????????????????,??????,????,???????????????????,?????????,????C919???(?)

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