????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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