????? ??????? ??????? ????? ?????? ??????? ?? ????? ?????. ???? ??? ??????? ?? ???? ??? ?????? ?????? ??????? Airflow Rate (CFM) ???? ???????. ??? ???? { ??? ???????? ??????? ?????? ????? ????????. {?????| ????|???? ????????| ??????? ??????? ??????? ?? ???????? ??????? ????? ??? ?????????? ??????? ?????? ?? ???????. ????? ????? ??? suction