?? ????????????????10%??
????:1?????600?????:???????????
2??????????MM
3?????????????
4????????????
5?????????
??2?????????2????? (? ?????????)????????10%????????,????????????2??,??????????????????,???????????
????2????????????????????1????8???,??,?10%????????????????
?,????,??????????????,????????,?????????????????????,?????
???????,??????????????,??????????????????,??????,???????????????????????????????,??????,??,????,?????(???????????) ???:????????