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

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???????????,??????,??????????????????

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

??,?????????????????????,??????,????,???????

??,??????????“????”?????“??????”?????????

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

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

?????,????,????,????????????????,????????,?????(?)

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