???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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