过去在进行软件开发的时候，没有采用科学合理的方法，尤其没有重视原始文档的保存与整理，从而导致了软件危机的产生。
In the past time, we developed software without adopting scientific and reasonable methods, and paid no attention to the original documents, and it led to software crisis.
为此研究目的，首先，研究了软件缺陷管理的理论与技术、软件缺陷分类方法，提出了一种改进模型——基于软件开发过程的软件缺陷管理模式。
On the basis of the before mentioned, a kind of advanced, effective and simple defect predict method and technology based on Bayesian network is proposed.
软件开发的形式化与软件开发的自动化都被认为是克服软件危机、提高软件开发效率的有效方法之一。
The formal software development and the automation software are supposed to be overcome the crisis of software, and is a efficient method to improve software developers.
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