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

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

3???????

4?????vx

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%,????????????????????????????,????????????????????????,??????????????????????????????????

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