????????????? ???4.6????
???2????4????? (???????? ??????)??????????“??????????????????”“?????????? ?”?240????,?????????4??,????????4.6?????
??????,????31?????2220??,?????16.6%?16.5%,?????2550?????240??????????;????6???????12?,???1.5?????,????45%,????8%?
??????????,??????????????????????????2100?????????,?????????????,?????????????????1634?????5.1%,??160.1????????(????,????)????42.9%?
??,??,????????????????????,“??+”???????????,???,“????”??????????????????,???100%?
?????????,?????,??????????“????”??????????????,????????????“????”???????????????273????????,??(??)20????,?????(????) ????????????:?????????
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