????:1???????:??????

2??????????

3??????????????

4?????

5???????

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