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
冲压焊接成型离心泵
stamping and welding centrifugal pumps
冲压式多级离心泵
stamping multi-stage centrifugal pump
船用多级离心泵
marine multi-stage centrifugal pump
船用潜水式串并联离心泵
marine submersible series multiple centrifugal pump
磁力驱动离心泵
magnetic driving centrifugal pump
单级离心泵
single-stage centrifugal pump
centrifugal pump
single stage centrifugal pump