??????2?2?? (???????????????? ??????????????)????????????????????????????(????????????)???????????????????2?????????????1??,???????????????????????

??,??2??????1??????????????,???????,???

????,???????????????,????,?????????????

?2?????1???????????????????,??????????????90%??

2??????????????2????????????,????????????????,??????(????????????????????) ??????:??? “???????95?”????

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

????:1????????95?:??????

2?????????

3?????

4??????

5??????????

??????2?2?? (???????????????? ??????????????)????????????????????????????(????????????)???????????????????2?????????????1??,???????????????????????

??,??2??????1??????????????,???????,???

????,???????????????,????,?????????????

?2?????1???????????????????,??????????????90%??

2??????????????2????????????,????????????????,??????(????????????????????) ??????:???