?2??????21???????????? (? ?????)?????20??????????????????????,????«???????»??????????????????????????7?????????????????????,????

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??????,???????????,????????????????1???????????12????????????????????????97%?

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???2??????????????????????1??????,??,?25%???,???????????????????????????????10%???????2????????????????3??,???????,?,??????30???????????????????????????2????10?????????,????????????????????3???????????????????????????????12??25%?????(??????) ????:??????

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