?? ?????16.2??? ???4.7?????????
????:1?????????:??????
2??????
3??????????
4??????
5??????????
??12???26?????????????? ????,??????????????????,???16.2????????,????????????????4.7????,?????????2.5????;??8000?????,?3000?????????????????,??2300???
??,??43????????????,?????11.7%??;??51.8???,?????3%?????????????,??????
?????????????:???