论文所作的研究和开发工作对于机械产品图形数据交换标准的开发以及机械图形网络传输格式的设计和实现有一定的参考价值。
The work in the paper is helpful to the development of machine product graphics data's exchange standard as well as to the design and implementation of its network transmission format.
城镇地籍调查的最终目的是建立一个标准数据库管理系统，使外业图形数据和权属调查成果能够被统一的管理和调用。
The final aim of urban cadastral survey is to establish a standard database management system, which can unified managing and investigating the field investigation data and ownership.
进一步结合此系统对刀具标准图形数据库中多用户函数连接查询优化方法进行了探讨和研究。
The optimum link-and-inquiry method of multi-user function in the cutter standard graphic database is also discussed and studied in this paper.
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