???? ????????“????????????????”

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

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

?????:???