volute centrifugal pump 蜗壳式离心泵 ; 涡卷离心泵
Single stage volute centrifugal pump 单级蜗壳式离心泵
Pump volute centrifugal 螺式离心抽水机
centrifugal volute pump 离心螺旋泵
centrifugal E volute pump 离心螺旋泵
centrifugal pump volute 离心泵蜗壳
Abstract: The effect of different volute openness on aerodynamic characteristic of a centrifugal fan is investigated.
摘要 ：研究不同蜗壳开度对离心风机气动性能的影响。
Technology of step tongue volute is introduced and applied to a centrifugal fan for discharging lampblack.
介绍了阶梯蜗舌技术，并将其应用于一种排油烟的离心风机。
Two kinds of methods for verifying the precision of LDV when used in measuring velocity fields of the centrifugal volute are introduced.
介绍了利用激光多普勒测速仪（LDV）测量离心泵蜗壳流道内部速度场时的速度与流量两种校核方法。
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