?? ???????????:???818.6????,???48.8%
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3????????????
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5????????
????????????????????11????????22??????????????? ????22??????????????????,????????????????????,????
???????????,???,???????????29??,???????????????????????????????????????????????????????15???,?????????
????????????????????????,?????,????,???????????????????,??????????????,????818.6??,??????48.8%;????,???488.5???????,???????????78.6%?
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