? ??? ???? ???? ??? ???? ???? ???? ??? ???? ??? ? ????.???? ???? ?? ? ??? ???? ‘??????’(?? ‘??????’ ?)?, ????(????)? ???? ‘?? ???’? ?????? ????? ‘????’? ???? ?? ?? ??? ??? ? ?? ??, ?? ?? ??? ?????.???, ???, ???, ???, ???, ???, ???, ???, ???, ????? ?? ??? ?? ??, ??, ?? ??? ??? ??? ????? ???? ???? ??? ? ????.OverviewThe 3D Backpack is