???5??????????????

?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%,??????????????

??,????,?,???????????????????????,???????????????????,???????????????(????????)