????????????????

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

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

????160??????????3.5????????,?????????????????????????????13???44?????????????????????,??3400???,??????????????????“?”??“??”???????????????????,???????????????

???????????????,????????????????????????????,????????????12???,??????60??,??????????????3????

?????????,??????????????????460?????????,??,????66.5%????????????,?????????????,????,???“?????”,???20.56?????????,“???”?????????????“?????????????”????,?????????????,??????????

???????????????????????,???????16740??????????,??????????????6.3%? ?????:???