?? ???:??????????????80%????
????:1???????:???????98
2?????????
3????????
4??????????
5?????????
????????????????????????????12?5? ???????????,???????«????????????????»?12??5??,??,??????????«???????????»??,?????????????????
?????????????????????,?????????????????????????????,??????????,??????????80%???,????????96.6%,???????18.9????,???????????????,?????????
????????????????:???????????