?? ??|????????,???????“????”
![](https://image.chezhanri.com/2019/0311/20190311163344278.jpg)
????:1????????????:??????
2???????????????
3?????vx
4??????????
5?????
6????24?????,??????????????????,??????????????????????????,????,????????????????????????,?????????????????????
????????????????????,???,????????,???????????????????????
???????,?,?????????????
?????
???“?????????”????????
“???????????????????,?????????????????????????????????????????,?????????????,???????”2017???????????????12????????????,????????
?,??????????,???????“???”?????????3??????,?????????“??”???,?????????????????
???????,???????;??????????????????????,????“????????????????”?
???????,????????????????,?????????????????0.015????,?????????????????????“???????”?
2017?????????2020???,?????????????????????,????“???????,????????????7????”?,??????3?????????,??0.015??????????????????????,?????????????????????????????,???????????????????
2023??????????????????7???6??,?????????????,?,??????“?”???????????????????,???????????????????
????,????????????????????,???“?”????
???
??
??????????????????????????????????????????????????……?????,?????
???????C919????? (????????? ??)
??????????“??????”???????????“??”?,?????????????????????????????C919???????……???????????????,???????????????????
6??21?????????,“????????????”??????????,“???????,??????????,??????????????????????????????70%+?”??????????20??????????????????,??“??????”?20?????????????????????,?????
???,???3??,????????????????????????
????,??,???????,????????????????????“??????????”????
????,?????????2012???34?2023?????????????12??,????
???????????
???“???????????????”???????
2024?????????????3?5?????????????????,??????????:“?????????????????,?????????????”
5????????,???,?,“??????????????,??????????????????????????,?,??????????”
?????“???”??,???????????“??”?,??????????????
???????,?????,???????????,??50%????50.2%?
?????,???????,??
??????????????????????????????????????????,????“??”??“?????????”?
????????
????????????“????????”,???“??”??,??????????6??????????????????????
????,?????????????????????????????????,??
??,?,????????????????????????????????????????????????,???“????”????
????????????????
????
??????11???????????,??????“????????”????,?????????????????«???????»,???????????????????????????????????????,???????????“??????????”,?????
???????????????????????????10?????
????????20??????????80??,??????????????????????“????????????”???,????????????100?,????“????????????????”“????????”?
???????????????,????,????????????????,??“?????????”???????????????“??”??,??
???????,????,“?”?????
??/?+??? ???????? ???/????? ???????????????/??????? ?????/??????????????
??:???????????