同时，针对旋流泵的性能曲线和汽蚀问题与同比转数普通离心泵进行了对比分析。
Comparing of performance curves and cavitation property with common centrifugal pump of same specific speed was presented in this paper.
作为实例，选择了水力学和土力学中常用的关系曲线，它们分别是点绘在双对数、半对数和普通方格纸上的。
As examples, the relation curves plotted on log-paper, semi-log paper and ordinary coordinate paper in hydraulics and soil mechanics were selected.
从性能上讲，该型式叶轮效率高和普通闭式叶轮相差不大，但用该型式叶轮泵扬程曲线较为陡降。
From the performance perspective, the type of impeller and the general efficiency closed impeller or less the same, but the type of impeller pump head curve dropped more.
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