electric facilities graphics information system 电力设备图形信息系统
The information is stored in the display and is used to communicate with the system through a display Data Channel (DDC), which rests between the monitor and the PC graphics adapter.
这些信息保存在display节中，用来通过一个DDC (display Data Channel)与系统进行通信，这是在显示器和PC图形适配器之间进行的。
Objective to study how to use the technology of information management, database and graphics for developing the orthodontic office information system.
目的研究利用计算机信息处理、数据库和图形技术，开发用于口腔正畸科的信息管理系统。
Map layer, graphics edit, database view, database structure operation, information search etc can operate this system.
本系统由图层操作、图形编辑、数据库浏览、数据库结构操作、信息查询等功能组成。
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