【摘要】 本文详细地阐述了工程图解释技术在工程实际中的作用、技术现状和发展方向，并提出了工程图解释技术的层次、工程图识别过程中节点的定义方法，以及节点定义在工程图识别过程中的意义和作用。更多还原

【Abstract】 This Paper describes the interpretation technique of engineering drawings. The paper Put ward not only its hierarchy, function, present and future in engineering practical applications, but also the topologic structure node definition method and the function of the definition in the process of engineering drawing interpretation.更多还原