????:1????????????:????????????

2??????????

3???????

4?????v

5???????

9?????25??,?,?????“??????????”??3?,????????????40??????,“?”???????????????????????????,“?”?????????????????,?????????“?”,?????

??????????????,??????????75????,????“?”??“??”,??????????????,??“??????????????”????“????????”?“??”????????????????“??????”??????????“?”?,“????????????”???,“??????”???????????,“??”????;???????????????,???C919????;??????“???????”????????“????”???????????????????……??“??????????0????1”??,???????“??????????????”?

1956??????,????“???”??????????,??,?????????????????,??????????“????”???“???????????????”,?????“????”,?????????,?……??????????????????,???????,????2023???????,??????400????????????2024??????,?11??,???????????30???????????????????????,???????26??????????,??????

????????,?????????????????????????75??,????????????????,????????????75????,??,??????????????????????????????,???????????????,???????????????????????,????5???,??600????????,?,??2012?????????????????324.7??????2022??????????????????????????????635.4?????????????????,??,??????????

“?,?????????????”?????????????????????????2013?????2023???,??????????8.7%?10.3%,???????,??????????,????????????????????????“???”????????????????????????????“?????????????”,2023????,“???????????????????????”???????1.06?,?????????????????????,?????????????29.9%,???????????????,??????“?????????”?

“??????????????????,???,?????,??????????”?????????????,????????????,?????,??????????????????,????????????????,??,??????????(??????? ?????) ?????????????:???????