【摘要】 本文论述了水泵叶轮的参数化特征建模过程和实施方法，介绍作者开发的集叶轮水力模型计算、工程图绘制、三维实体造型等内容于一体的ＣＡＤ软件系统。实际应用表明，应用该软件能提高叶轮的设计质量和效率。更多还原

【Abstract】 This paper discusses the parameterized feature modeling process and implementing method of the pump impeller, and introduces the CAD software system which combines the calculation of the hydraulic modeling, engineering drawing with 3D solid modeling. Application results of this system show that it can improve the design quality and efficiency of the impeller.更多还原