?? ??????4?20???????
![](https://image.chezhanri.com/2019/0403/20190403164818438.jpg)
????:1??????????:???????????
2???????
3?????????
4?????
5??????50?
????6???17??????? ?17??????,???????????2024?5?????????????????1?????,???544.29???
?,?,????,?88%,???????9.9%,???????????????2.1%;????,20????44.8%,10?????????20??23.6%,3??????????6.2%?
?????????,2024?4?,?????15.79????,?4???????7.9%?(??)
???:??