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????12????23????????? ?????????,?????,???????8??,??????????(?)??????????630????,?????7??????(15????????/???)?????,?5~10??????,??????,????????12????????????????26?,???

???????????,????,??????????????????????????????????7~8????????????????????????9~10?????????????????????,??????????,??(100~180???)?

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?????????????????,25???????????????27?????????????,??,????4~6??,??4~6?????????????????????,?????????????

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