提出将传统可靠性增长曲线模型结合正交缺陷分类属性缺陷类型，将不同种类的缺陷放在同一横坐标上进行比较，得出软件过程定性分析结论。
The reliability growth model combines with different defect type of odc and projecting them on a common abscissa to make qualitative inferences.
本文介绍了地震应急基础数据库的总体功能，数据资料的收集与处理过程，各类属性图的建立、地图的制作等。
Based on analyzing the background, purpose and function of constructing rail transit fundamental database, this paper designed the framework and function of the system.
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