?? ???5.2??????? ????????
????:1???200????:?????
2??????
3??????98??
4?????????
5???????????
??,1?????????30?10????????????11??(???????23.25???????????,???????????????????120.57????????)??????????????5.2????,??10???
?????????,???
??,?9??????????,??
?????????????????,???,??????,??????????????,??
(????? ?? ???????) ????:???