??????????????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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