?? ??“????????”??
????:1????????:???????????
2???????
3?????????
4?????
5?????????
??(??):??????????????????????????????????,???????????????????
?????,????,??????????????????????????????????8????,??????????????????????????????????????????????????????????????????????????,???????7????????????????114??????????????????????
???,??,??????647.81?????????????????????????????????????????????????????????????????????8?????????30%40%,????????,??????????????????16???,???????????100??????,???,???????????????,?????????21??51????,??????????????,??450???????,????????????????????????????????500???????
????,????,??1?,?????????????????
?????????,????????,????????????,??????????50%,???????35%?
???????,????????????????,????????????“??+”?????????????????,???????????????????
??,????16.4%??????????????????????????????38.1%?34.6%???????????????13.2%? ????????:???????