????????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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