????:1???????:??????????

2??????????

3????????

4????????????400??

5???????

12????????????21??,“???????”????“????????????????”??,???????????????300????1000???????“??”????“????”?

???,???????40?,??????6000???

???????????,????,??????11????????,??2024??500.9?,?????????????????38.8%;?????51.9??????????????????????????,????33.2%?(?)

?:?????