井用潜水电泵能效限定值及能效等级
Minimum allowable values of energy efficiency and energyefficiency grades for submersible pumps for deep well
检测标准
污水污物潜水电泵能效限定值及能效等级
Minimum allowable values of energy efficiency and energyefficiency grades for waste submersible motor-pumps
石油化工离心泵能效限定值及能效等级
Minimum allowable values of energy efficiency and energyefficiency grades for petrochemical centrifugal pumps
井用潜水泵
Submersible pumps for deep well
轴向吸入离心泵(1.6 MPa)标记、性能和尺寸
End-suction centrifugal pumps(rating 1.6 MPa)Designation ,nominal duty point and dimensions
离心泵效率
Centrifugal pump-Effeciency
离心泵、混流泵和轴流泵 汽蚀余量
NPSH for centrifugal,mixed flow and axial flow pumps
IB型单级离心泵
IB single-stage centrifugal pumps
轻、小型多级离心泵
Light small-size multistage centrifugal pump
轻小型单级离心泵
Portable small-type single stage centrifugal pumps
