?? ?????????????????70%
????:1????????:?????????
2?????
3???????????
4?????
5?????????
12?????20????????,????????????
??,??????????,?,?????????????,2023??2019??600????,?????????????????3??????,?????,?????(??)???????,??70%,????2019???????660???????????2023???????????????530????,????300?????????????????2????1???(????????????????????????????)
???:??????