?????? ???? ??? ????? ??????? (DEM) ??????? ???? (???? ?? ????? ???????) -???? ? ????
???? ???? ????.?? ???? ?? ??? ?????
???? ????? ????.???? ?????? ??????? ???? ????? ???????|| ???? ??? ????? ??????? (DEM) ??????? ???? (???? ?? ????? ???????) || ??? ???? ????? ???? ???? ???????
???? ??? ????? ??????? ??????? ????. ???? ??? ????? ??????? ?? DEM? ???? ???? ????? ??? ?? ????? ??? ?? ???? ??? ??????? ?????.
???? ????? ????.???? ?????? ??????? ???? ????? ???????|| ???? ??? ????? ??????? (DEM) ??????? ???? (???? ?? ????? ???????) || ??? ???? ????? ???? ???? ???????
???? ??? ????? ??????? ??????? ????. ???? ??? ????? ??????? ?? DEM? ???? ???? ????? ??? ?? ????? ??? ?? ???? ??? ??????? ?????.