???5??????????????

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

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

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

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

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

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

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

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