双转子离心泵
bi-rotor centrifugal pump
birotor centrifugal pump
离心泵叶轮转子
Centrifugal impeller-rotor
空气离心转子分级机
gas centrifugal rotor classifier
离心离子交换器
centrifuge ion-exchange plant
强酸性阳离子离子交换树脂
strong acid positive ion exchange resin
外转子离心式通风机
centrifugal fan with external rotor
半开式离心泵叶轮
semi-open type centrifugal pump impeller
柴油机驱动单级离心泵
diesel-driven single stage centriufugal pump
柴油机驱动离心泵
diesel-driven single centrifugal pump
diesel engine driven centrifugal pump