????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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