?? ???????????????????????
????:1?????spa??:?????????
2???92?????
3?????
4???????
5??????
???????8?31????????????? (???????? ???? ??)???31??????????,?????(?????“????????”)30???,???
?????????????????????????????????????????????????????????????????,??????8??????,9???2?,9??????????6??????,???2024??????,?????????,????????,?????????????????????????????????,??????????????,??????????????????
??,???????????“??????????????????”??30?????????????????,?????????????“2+2”?????????????????,????????????????,??????????????????????????????,???????????????????????,????????
???????,?????????????C919??,???????????????????
?,????????,??????????????????,????,??????????????,????(?)
????:??????????????