multistage pump multi-stage pump 多级泵

multi-stage pump 多级泵 ; 多段泵 ; 多段高压泵浦 ; 立卧多级泵

multi-stage fire pump 多级消防泵

deep well multi-stage jet pump 深井多级喷射泵

multi-stage pump-turbine 多级水泵水轮机 ; 多级可逆式水轮机

multi-stage storage pump 多级式蓄能泵

vertical multi-stage centrifugal pump 立式多级离心泵

horizontal multi-stage centrifugal pump 卧式多级离心泵