????? ??? ???? ???? ???? ?? ???????? ???? ??? ???? ??? ???? ???? ???? ???? ??????? ???? ??????? ???? ?????? ?????.???????? ?? ????? ????? ??? ???? ?????????? ??? ??? ????????????? ?? ?? ?????? ????? ????? ?????? ???? ????? ??? ????? ? ????? ???? ???A monoplane has just one wing plane, a biplane has two stacked a person over another, a tandem wing h