?? ??78.4????? ???????????????98.7%
????:1??????:????
2?????
3?????????100
4???????
5???????
?12???????????5?????? ????????????????,?«????????????»?12??5??,????????????,?«???????????»???????????????????????,?????
???????????????,??????78.4??????????,??????????????,?98.7%???????????,?????,????,???????????????????????????????,?????????????????????,??????????“??”?????6063?????????,99.3%???
???????:????????