软件应用的日益广泛，使人们对软件质量和性能的要求越来越高，可靠

是衡量软件的一个重要特性，其定量的评估和预测受到了普遍关注，因此

研究软件的可靠性评估技术具有现实意义。

-Software applications increasingly widespread, so that people in the software quality and performance have become increasingly demanding, reliable measure of the software are an important characteristic, and its quantitative assessment and prediction by a general concern, the study of software reliability assessment techniques with the reality significance.