Based on the practical efficiency calculation of many excellent centrifugal pumps, the Stodola, Stechkin, and Weisner slip coefficient formulas are compared.

• 通过对大量优秀离心泵效率的计算，以试验效率为标准比较了目前离心泵常用的斯托道拉、威斯奈和斯基克钦等滑移系数计算公式的精度。