????? ?????? ?????? ?????? ????????? ?????????? ???? ?? ?????? ????? ??????? ?????????? ????? ???? ?????? ??????? ??? ??????? ???????? ?????? ??? ???? ??????????? ??????? ????? ?? ??????? ??? ???? ???? ???? ????? ??????.For that reason, This information will start off through the projectors. Getting the nature in the engineering behind projectors a