??????2???14???????????? (?????????? ???????????)?????14??????,??????????????2??????????8?????????????????????,??????50?????13???,?5.3??,?????75%?

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????????,?????770????????????,?1??10???1???????????????????????22.5???????????????????6??????????????,?????????????????,???

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??????????,???????????????????????????????3????????,?????????7500????,???95%?????????,??????

????????,????????????96.8%,??2.2%,???1%,????????????????

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