半贯流式轴流泵
angle-type axial flow pump
弯管轴流泵
angle-type axial flow pump
塔顶循环回流泵
Overhead circulating reflux pump
双向轴流泵
Reversible axial flow pumps
双级轴流泵
two-stage axial pump
two-stage axial-flow pump
潜水轴流泵
submersible axial pump
submersible axial-flow pump
湿坑式斜流泵
submerged mixed-flow pump
往复柱塞平流泵
reciprocating plunger pulsation-free pump