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1???????????24??,??????,1??????(????????????????1?23?),??,??????????????????,????????-3.2?,????1.8?,??1961??????????????????????????????????1?2???,????????????1??4?;?????????????????????????1961??????????;???(17.4?)???(8.2?)???4?1???????????2.1??,??80.7%,???????1961?????;??,?????????????????????????????????????????;??(17.7????????????)????????(7.2?)???????????????(4.7?)???????????????4????1??,???(??????????)

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