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

????:????????:??????

??????? (??? ????????????????????????)??????????,?????2???8??????,??????50?13?????,????????5.3?????????????,??????????????75%,??????????????????????

????????,??“????????????”????????????,?????,??????????????,??????????

“???????????????3??????,???????7500???????????????,??95%?”????????,??????,??????????????,????????????????“??”,??????????,???,???????????????????“????????????”,?????,????????????????????????????,?????

?????????????,????96.8%????????????????????????2.2%???????????1%,????????????,????,?,???????????? ?????:??????????