Having analyzed each part of the patrol system, sets up the constructiondiagram of patrol objects.
并分析了组成巡检系统的各个模块，建立了巡检空间对象模块构造图。
2
Analyzed system an every kind of data for needing with the function constructiondiagram, the diagram of er of the data dictionary, data process, system successively in system analyze.
在系统分析中先后用数据字典、数据流程、系统的功能结构图、ER图分析了系统所需的各种数据。
3
The electric control system for color coating line is presented. In this paper, the principle of the tension control is described and the corresponding constructiondiagram is given out.