【摘要】 介绍了在AutoCAD环境下用二维表达建立子特征库的原理和方法。依据特征建模理论 ,通过特征定义建立相应的子特征库 ,并在操作时将这些特征实例化。更多还原

【Abstract】 In this paper, the principle and method of 2D sub\|feature library are described under the AutoCAD. According to the theory of feature model, the corresponding 2D sub\|feature library is established and the example show that these feature are better by operation.更多还原