?? ?????????????? ???????????
????:1????????????:???????
2???????
3???????????
4????????
5???1298????
?????????????6?????????12??? (??????? ??)??????????21????????????????????6??????????????,??????????????????42.9?……?????????????????,??????????12??????????,?;??????????????
12?????????????,??????????????????????,???????,?????????????????,??????????????,??5???11???????????17???
?6?8????????????,???????12??????????????,??????,??????????,????,????????,???
??,?????????????????????,???,?????????????,???
6???????????9????????,?????????,???????
??????????????????????,?????,??,??
?????,???????????????,???????????,??,????????,???,??????????????????
???????,?13???????????,????????????37????40?,???????????41????????44??(??????) ??:?????????