??
??2??6????? ????:????????????????5???,???????????,??????,?????????????,?????????????100?????
???????????,?????????????5??,?????,?56.5???,???4.5???????????,???????????????200???,?????????????????????????????
???,?????????????????,????,???????,?????
??????????,?????,???,??????????????1000???????????,?????????100??????,??5??,???40%???????,??3000????????????3??,????7000???????????????????????????????????????
???????????,?????4??????????,?????25??????????????,???????,??????????????????,1?????????3??????????????,105?????????(????????????????100?????????????)?176????
?,????,?????4?????????????????????(??)????????18?????????,????????????583???????????????(??????) ???:???????
?????????
?????????????????:?????? ??????????????????