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