?? ???????????????:???11.5%
????:1??????????:???????
2???????
3?????
4?????SN
5???????
11?????22?????????,?????????????????????????????????????????,???????????:?????????????????????????,???????????????????????????,?????????????,??
???,??,????,?????????????????????????,???????????????????????????????,?,??11.5%,??6%?(???????????????? ????????????? ???????????? ????)
???:??????????????????