???????? ???????2.2???????

????:????????:????????????

??????????????1????????????????7??????????????? (???????????????????? ?? ???)????????????7??,?????????6.8??,????????????????????????2.2????????????????

??????????????,1????????????????7?????????????????????9??????????????????????5???????????,????(????????????????????28.50??,?????????87.45?????????????)?6.8???,???????????10??????????????,?????

???????????,?????????????????????,????????,??

??1500????????????????????????????

???????,????,??????????????????2.2??????????????,??,????(?????) ???:???