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