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??6???????????????????????28???? (?? ??????????)???28?9????24???????????????????????????????????????????????????????????????????????,?????????????????????????(150??????~200??),??(??????????????????250???????????)?(??????80??)?????(????????????????10?????)?????

27??7??28?7??,??,???????????121??????50???,??3.4%;????97.8???????????????????,??88??50???(????26.5%),??????33.8???

?????????,28??,29??????????,28????????????????????29???30?????,???????????;7??1?2??,???7??3?4??????????

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