??????? ???????? ????? ???????? ?????????? ????? ????????? ??????????? ???? ???????????? ???????????? ???? ?????? ????? ?? ????? ????????? ???????????, ????????? ? ????? ????????? ?? ??????????????, ?? ?? ??????? ?? ??? ????? ????? ????????.A bulldozer is a monitor-form tractor that has a blade attached during the front and also a rope-winch behind