?? ??????“???”??????????????
????:1???????:????????????
2?????
3????????
4??????
5???????
?????8?????????????1??(????)?????????(??)???????1????????,?????21????????????????????????????????????,???,???????????????????????????????????
“???”????????“??”???,???????????????????????????????????,???“?”??????????????
??????20?,??“8?????????”???????????,???????????“????????”,??????????????????????????????????????????????????????“??????????????????????C919????,????,?????10?????????????????,???C919????”?????????
???????“?”?????,??????????????,??????3.0??????,?????????????????????,???????????????????????????????,??????“????????”,????????????????
??????????????????????????????????,????
2023???????????,?????????????100%??????????????,??????????????????1200????????20?,????110??????,????700??,????,???,?,?????
?21?????????????9??????24?????????????28??????,?,???????????????????“????”???(???????????) ?????:?????