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29?18??,?????????????????????????????(?)???????,????????????????????????????????30???????????????????????16??????????????,??????,??,??,??????????????????

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30????17???????????????????????????,?????,??????????????????????????????????,???????????????????(?50??~70??),???????????(100?????????~150???),??,???????(30???????~50??/??,???????80?????????/??)?????(?8?????~10??????,????????????11????)??

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