??
????????????1????“?”
??????????????????????2??7???? (??? ?)??????,???????????,?????????,???“??”?
??7?,?1?,?????????????????47.8????,????????13.3?(???????????????,??),???7%?2%???(1????????????????28??????2??4?????),????????11.22??????3.72???
2???6??,???? ??????1?????????????,????????29964??,??????????63%??????,????????????8817???
?????,?????????????????????,?????????????????????????????????,???CT??????????,???????(??????????)
??:???????????????????
?????????????1????“???”?????????????