??????2??????3?????? ??:????????????????????????3?,??????????????,???????????????????????????

????,???????????86.82%???????,????,???3.21%;????,????????2.02%;?????????????????,??????????????1.86%;???????????,????????1.74%??????????????690.4???,??591.6????,????85.69%?

???????????,?????4.4??????????486???????

???????,??????????3??????,??????????????????????????????????????

1?26?????????????,?,????????????????5???(????????????????????????) ??????:???????????

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