案例研究的参与者都很认同指导模型的内容和各细节层次。
Case study participants appreciated the guidance model's content and level of detail.
业务案例评估的精度经常很低，由于通常不能完成细节的功能分析，可信区间通常高达50%。
Business case estimation accuracy is usually very low, with the actual confidence interval often higher then 50%, as no detailed functional and project analysis is usually performed.
各节中已经删除了单调乏味的细节和客户案例引用，从而突出原文中最基本、最重要的方面。
All sections with tedious specifics and customer references have been removed in order to focus on the most fundamentally important aspects of the original paper.
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