??
???????????????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??????????????????,????(?????) ?????:???
?????????
????????? ???4.6??????????????????????????