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