?? ???:????818.6???????????,???48.8%
????:1????????????:???????????
2???????
3?????
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5????????????
????????11???22???????? ???????????22???????????????????,???????????????????????????,?????????
??,??????????,?????????29??,???????????????????????????????????????????????????????????????15????????????????????,???
?????,???????????????,?????,?????,???????,??????????????818.6?????,????48.8%;??????????????,?????488.5????????????????????,??????78.6%?
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