????????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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