“????????”?????C919???????……????9???????????27????????????????,?????,?????????????“?????????????????????:?????”??

????????????62??????????????????????????,??????????????????????????????????

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

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

“??????”????

?? ??????????“?????”

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

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

3?2023???????

4?????????

5??????

“????????”?????C919???????……????9???????????27????????????????,?????,?????????????“?????????????????????:?????”??

????????????62??????????????????????????,??????????????????????????????????

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

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