???????????????
2?????????10?????????????????????,?????????????????,?????????????(???)?????????,8?????????,????????????????,???,????
???,????,?????????3????????????????????????????????????????????,???700?????????????????????????????,???98.2%?
???????(????????)?????8??????????,????????70?52???,????20???????
???,????2???????????20????1?????15?????????,?500????????????????,?????????(??? ??????????)
??:???????????
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