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

2???????

3???????????

4??????

5???????

?(????????????????):?????????????,?????????????????????????????75????????,???,?????????????????????????????????????????????????????,?????,????????????,??????????????????????????????,????????????????????

???????C919????????:???????????????????????,50%??????????“?????????????????????????”,??????????????,????……????,C919??????????,??????????

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

???,??,???????

?????75??????????,????????????????????75??????????????,?????????????????????????????????,???????????“???????”???“???”,???????“????”?????????????????????????,???????????????????,?????????????,??????,????????,?????????,?????????,????

2023?????????,????,???,?????,???????,??????????????????,??????;??????????,???,??????????????????????,?????

??????????????,??,???????????????,?????,???;?????????,?????????????,??;??????????????????????????,??????????????,??????????;???????????????????????,??????????????????,????????????????

????????????????????????????,???????????31??????179???609??,?????????????????????????????????????????14????????????????????????

?????????,????????????????????2012?????????????????????1.03???????,?????????2023????????????????3.3??,??????????????,??10.3%,???????,???????????????

???????,??,??;?????,“?????”24??????????;????????,????????……????,???????5G?,????“?????”?5095?????????????????????????;????????,????????“???????”???????????????6.8%???????????????

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

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