【摘要】 提出了多视图投影信息的的建立方法 ,根据系统内部特有的三维数据模型 ,建立了多视图的几何约束和投影约束模型。通过尺寸驱动 ,实现了复杂工程图的参数化设计。更多还原

【Abstract】 This paper provided a method of multi view establishment.According to the 3D data model,geometric constraints and projective constraints among views was established. By driving dimension,the parametric design of complex engineering drawings has been effectively realized.更多还原