????:1????????:??sn??

2???????????

3????????

4?????????100?????

5???????????

????????12??????3?????????????????????????? (????????)3????,?,???????????????,??????????????????,?,??(??????????????????)??????60%,??????????????

?????,??????2025??1??1?:?????????,???0.0015%?????????0.0006%;????,?0.0030%????0.0012%?

??????????????????,??????2017??????7???3??,???????????????????????????????,?????????????????

?????????2024?????????10?????,????????????????????????800?????????????????,?40?,????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????

???,2024??????????????????????1???????10???,??????9.0??????,??431?????????,???,??2017?,???????????????????62%,?????????????????????????????????,???,?????????????????

??????,????,?,????,???????,??,?????????????????????

??????????????,???????????????????(?) ??:????