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75?????????,??,???????????????,?????????,??????????????????????????

75??????????????????????,??�???????�?????????????�?????�????????�??�,?,?????????????????????1952?????????120?????2023???39.9????????????14??????????????????,?,???????500?,??????????????????

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??,C919????????????????;???????????????15?????????;�?????????�?;?????????????????�??�???��

????,??,?????????????????,???????????2010?????????,?????,2022??30.2%,?????????????????

????,??????1949??1957????,?????????1958???1978???,????????1978??????????????1621????,????????????????1992??????????1?????????????????????,2007???????????????????10???,2012??20????2013???2023?????????5.7%,?????????????????

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?????????2023??????????????,?47.1??,?1949??146?;???????10.2?????????????,??????????????6449?;?????????20.2?,???????????????3064???;??????9.7???????,???897??;??????????5714????,??9522???????????

????????????,?????????????100?????????????????????????2023??,???????????????????2234?????????294.9?????,??1949?67.3????????14.6????????

????????????????????????????????????????2023????,????????????????15.7????3.3????1.9?????????????43??????????,??

????,??????????,???????????80%?????????????????2009?,?????????,?,??????????2023????,?58.5%,????,??????????????????522????????,?????????

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?????????????????????????????????,?????8.7%,2023????,??????????33.6%,?????????2012????5.4????????

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???????????2022???????????,????17.6?????,??????????2000???9.2????,??????????37.3%,????2000??????26.7?;???????????19362????,???2000????????38.5???????????,???1.4%,?????2000?????????????????????1.2??????????????

2023???????????????????,????????,???????????????????????,??????14%????????,?????????,?????????????

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