??? ????4.6?????????????

????:??????:600??????????

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