?? ???:???????????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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