?? ???:??????????1.8??
????:1????????:????
2?????
3??????
4???????
5??????
??12??5?? ??,??«?????????????»?12???????????????5???,?,????????????«??????????????»??????????,???????????????????????
???????,?????????????,????1.8?,??????????200????,??;??3.6??,??????????????,????????1.2??????????,??3800??
???:???