??
??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%,??????
???????????????????,?????,????,?????????????????????,???????????????????????,???????????(?)
??:???????????
????????5???????????????????????????