?? ????????????????????42.1?????
![](http://n.sinaimg.cn/front/279/w640h439/20190420/LCv4-hvvuiyn3257586.jpg)
????:1??????????:??????
2????????400??
3???500?3??
4?????????
5???????????
??2???????18??????????????????? 2???18??????????????????,??(?)???????,??40????????(???,?????????????)??????42.1?,????????????????5.25%?
??,????????????????????????,???2024???????4?,???
????????????????,??,????,???????
?2??21?????????????????«2025?(?????????????3)?????»,?26???,???????????????????5?1????(???) ???:???????????????????????????