【摘要】 将超图理论与产品的特征相结合,研究了基于特征和超图的产品4D信息数据模型,通过特征属性和关系两个层面表达了产品4D信息数据实体的空间位置和空间拓扑关系,为产品设计及其过程管理提供了一种新的途径和研究方法。更多还原

【Abstract】 It combines the extra-graphics theory with product features, analyzes the product data model based on feature and 4D information, describes the location and topologic relationship of product 4D information in features attribution and joint, provides a new way for product design and process management.更多还原