????? ????? ???? ??????????? ???????? ???? ?? ????? ???? ? ?????? ????. A ????? ?? ?? ???? ? area ????? ???? ???? ???????? ??????? needs ??? ????. ??????? ????? attributes comparatively ??????? ????? ????? ???Cooling system ??????? ? system ?????? ??? ???????? ????? ??? ?? ??????? ????? foods ??????. ?? ?????? ????? ?? capacity ????? ?? ???? many ?