?? ???????????? ????????????
????:1?????:?????????
2?????????
3????????2023
4???????
5????????
6????12?????,2024????????“?? ????”???????“????”???,???????????????????????,??28?10?????8?????40???,???
???????ARJ21?C919?C929????,????,???????
?2??????????????????????????????????,ARJ21???????????????130?,??????????????150????;C919??????????2023???????,?????6???
???,“????????????????????? ?????????”?????,???,?????????????????????????,???
(?????????????? ???????????? ????????????? ?? ????)
???:?????????????