??“????????”??

????:????:???????????

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

????????????????,???????????????,????????????????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%? ????????????:?????????????????????????