01 ????? ?????? ????? ???????????
????? ????????? (Centrifugal pump) ????? "????? ???????????, ?????? ?? ????? ???????????. ???? ????? ????? ??? ??????? ?????? ??????????? ?? ???. ???? ????? ?????? ????????????, ?? ???? ?? ?????? ????. ???? ??????, ??????? ??????? ???? ?? ???? ?????? ???????? ??????? ?????, ????? ?????? ????? ???????????, ?????? ????? ??????? ???? ????? ??????.
????? ?????