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