?? ??? ???????????????4.9%
![](http://n.sinaimg.cn/news/transform/200/w600h400/20180424/DDLm-fzqvvsa4744885.jpg)
????:1???????????:?????
2????????????
3?300?2?????
4??????
5??????
??????????????????2????????????????????????17?? (??????????? ???)????????????????????????17??,??????????????,??5080????????????????????5330???,?????????4.9%??14?????????“?????????????????????”?
???????????,????????????????,???????????,??,?????????????????????????????????,??
??,?????????????????????????????,???????????????,????
????????,??????????????????????????????????????,??????,????????????????????????????????????????????????,??,????????????????????????????,??,??????????????
???,???????,???5.85???????????,?????????????????????????10?????????????????????(?????) ?????:?????