????:1????????:????90?????

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

3????????

4????????

5?????????

2024??11??????12???,?????????,????????????60????????????????????C919?40??????????????C909??;?30??C909???????,???????????????20??????,10??

?????????????????«?(2024-2043)»?,??20??,?5.3%,??????4.4%???20????,????????9323???

(? ?? ?) ??:???????