?????? ????????????????

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

?????7??????????5??? (??? ??)24???????????????,15??,???????????????????982??????????????????????,??105?,???????,???????????????,?,????????

?????T2??????????????? ?? ??????

2018?11????????????5???,????????????????????????????????,??????????????????«??»?2019????????12?????????????????,«???????»????,???????“???????”,?,?2.66?????,??????????????66.6%,?????????????????19.6%;??????569.3???????????,???83.1%,?????33.3%,??

??????????? ?????????? ?????

??????????,??,?????????????????????,???16??,??779???,??????????????????????????????????????????????????????????,????????????

??,????????????????????24?????????“??”???????,11??,8?“??”?????????????,5???,19?????????????????,7???????????,11??????????????,6?????????????

??????????????????,2024?????1-5???,??1.15???????,?241?????????,???????86.2????????????,??????????????,????,??????????

??????????,???“???????????”???,?,?,?????????????????????????????????????????????????,???;???“???????????????????”??,????????????5???????????8?????????????3????????????OTA??,????????????????“??????????????????????,???”??

???C919??? ??????????? ??

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

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