??2???6????????? (??)?????????????6?????,??????,??4.36???????,??????????5600????,?????????????“????”???????????

?????????????,??????????,????????????,??,?????????????????????,??????????,??????????????????

?????????,??????????????,?????????????3%???,??????????????????????????????????????

???,???,??,???????????????????????????????,??????????,?,?????????????1000????19.4%?(????????????????) ????:???????????????

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