?? ?????|??
![](https://image.chezhanri.com/2019/0520/20190520173636911.jpg)
????:1????????:????????
2?????
3???????????
4???????
5??????
2023?????,??????????????????,??,???,??????????????,?????
??,??????????????????“????”,???????????????,???????????,????????,?????????,?????
????,??????C919??????????,????????,????????,“???????”???????????????,????????,????????????????????????????
??????,????????????????????????,?????????????,??????????,“????????”?“????”????
?????????,?????????????????????????,????????,?????????,??????……??,??????,?????????,????????????????
??,??????,??????????????????-????????“????????”?????????,????????????????,????????,????????!
????:?????