??????????????????2.81???

??????????2???????????????21?? (??? ???)??????21????????????????,??????????????????????1????????14??????,?????????2???????????????????20?????????????,???????????2.81??,?8.5%?????????????,??381?????,???10???????????

2025?,?,??????????,????????,??,???????????????

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?????,?????????64%,??65%,?6.34?????????????;???????????????56%,???,??????????????(?????????????) ??:???????????????