???? ????????????????“????????”

????:???????????:????600?????

????9??????????6????????? (?????????????? ?)?,??????????,??“??”?5??????,??,?“?????????”+????????C919????????

??????,???????????C919????,??,????????????“????????????????”???? ???

???,?????,9???30???,?????“??????”9???7???????10??????????????24??,??“??????????”?2??????????

??,?????“????????????”??,?????????????C919?????8?????15??????????,???“?”???????“?????”??,??C919??,??????????????????

?,“??????”?????????????????C919???????????“??????”?323.6????,?????13.62??????????????????????,???????????2125????,?????5246???????2024???1??????????????1???,?????????57?????????,???25??????????C919?????,?1????,???????50?,?????????(?)

???:???