增压精密母轮制造问题的数学模型

Mathematics model in the manufacture of standard impellers

对增压器用精密母轮的制造问题进行研究，描绘出制造相关的几何模型。提出了斜等距曲面的概念及相应公式，并介绍它们在制造增压器用精密母轮中的应用。

The authors study the manufacturing problem of standard impellers, and descripe the geometical model related to manufacture. They put forward the concept of slant equidistant surface and its conesponding formulas, and introduce its application in the manufacture of standard impellers.