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

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

3?????

4????????2022

5???????

C919???????????????????????

??????????????6???????????12?? ?,2024??6????14??,??C919?????????????????????????MU5309????09:30,??11:55?;?MU5316????????????13:30,?????????16:00????????????C919??,??????C919???????????????????????????????????,?????(????)

????:??