??
? (????????????? ???????)????????????,??????????2?????8??,??50??13??????,????????????5.3????,??????75%,??????
?????????,?????“?????????????????”????????,?????????????????????,????,?????????
“???????3??,??????7500????????????????????,??????????95%?”???????,????,???????????????,???????“???????????????????????”,????,?????????,??????????????????“????????????????”,???????,????????????????????????,????????????????????
??????????,????96.8%?????????????2.2%??1%,???????????????,????????????,?????????????,???????? ???????:???????????????
?????????
????????5???????????????????????????