This thesis looks back on the phylogeny of geometric modeling technology and indicates that the feature and history-based modeling technology, which has been extensively applied in industrial community, is a fruit of research on CAD technology.

• 本文首先回顾了几何造型技术的发展历史，指出基于特征、历史造型的建模技术是过去CAD技术研究的成果结晶，在业界得到了广泛应用。