??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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