????? ????? ?????? ????? ?????? ??????? ??? ???? ??? ???? ?????? ??? ????? ????? ?????? ???? ???? ?????. ????? ????? ????? ?? ?????? ?????? ????? ???????? ????? ???? ?????. ???? ??? ??????? ?? ??????? ??????? ??????? ????? ?? ??????? ????? ????? ???? ????. ????? ???? ??????? ??? ????? ???????? ?????? ?????? : ???? ?????? ?????????? ?? ????

???? ????? ???? ??? ?????? ????? ? ???? ????? ? ??? ? ???? ???? ??????? ???? ?????? ?????? ???? ?????? ?? ???? ????? ????? ???????? ???? ???? ???? ????? ???????? ???????? ???? ??????? ?? ????? ?????? ?????? ?????? ?????? ???? ????? ??? ????? ???? ?????? ?????? ????? ??????? ????? ???????. the planet of ventilation for cooling and air conditioning

?? ??? ????? ???? ????? ??? ?????? ?? ????? ????? ?????? ???? ??? ????? ?????? ??????? ??? ??????? ?????? ??????? ???????? ???? ???? ?????? ?????? ????? ????? ????????? ??????? ????????? ???? ????? ???? ???? ?????? ????? ?????????. ???? ???? ???? ????? ??? ?????? ?????? ?? ??????? ???????? ?????? ????? ?? ?????? ???????? ??? ??? ??? ??????? ?? ???