【摘要】 “铁塔杆件图形建模系统”中非图形的数据存取是一个十分重要的内容,它包含杆件的节点编号、杆件信息和选材信息等。以AutoCAD图形软件作为平台,开发“铁塔杆件图形建模系统”,通过扩展数据词典的方法实现非图形特征信息的存储和提取,可以大大提高图形数据库中的信息含量,从而为后续的产品设计和开发工作提供基础,提高设计效率。更多还原

【Abstract】 Non-Graphical Data Access in 揑ron Tower Link Graphical Modeling System?is very important. It includes node numbering, link information and select material information. Establishing 揑ron Tower Link Graphical Modeling System?with AutoCAD graphical software as platform and realizing non-graphical characteristic information access by means of growth data dictionary can improve the information content of graphical database greatly. Thereby it provides foundation for subsequent product design and development and improves design efficiency.更多还原