It is emphasized that the query plan of object-oriented graphic database, query controller structure of graphic database, language specification of GDQL and query optimization.
介绍了面向对象图形数据库的一般查询方法、图形数据库的查询处理器结构、GDQL的语言描述以及查询优化等内容。
The developing methods of object oriented and function oriented interactive graphic highways and interchanges' vertical alignments CAD software are researched.
探讨了面向对象、面向功能的公路及立交纵面线形交互式图形CAD软件开发方法。
UML is a general and graphic modeling language in object oriented development, also an important tool in analysing objects software engineering environments.
UML是面向对象开发中一种通用的、图形化的模型语言，是近代软件工程环境中对象分析和设计的重要工具。
From Object-Oriented view, the hierarchical model of Object-Oriented interactive graphic system is discussed by building the aggregation object dynamically.
本文从面向对象的观点出发，通过动态地建立聚合对象，讨论了面向对象的交互式图形系统的层次模型。
The model described by object-oriented methods mainly includes class structures, graphic elements description and SVG parsing.
该模型采用面向对象的方法来描述，主要包括类结构、图元描述模型和SVG解析模型。
Based on the analysis of industrial graphics commonly used, abstract the basic graphic elements, which are designed by object-oriented method.
根据对常用工业图形的分析，抽象出支持的基本图元类，采用面向对象方法设计实现。
From the view of object-oriented idea and integrating the particularity of problem, the algorithm with the help of graphic meta data structure is analyzed and simplified.
从面向对象的思想出发，充分结合问题的特殊性，采用图元级粒度的数据结构对问题进行分析，简化了算法。
From the view of object-oriented idea and integrating the particularity of problem, the algorithm with the help of graphic meta data structure is analyzed and simplified.
从面向对象的思想出发，充分结合问题的特殊性，采用图元级粒度的数据结构对问题进行分析，简化了算法。
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