【摘要】 本文讨论了在面向对象的系统开发中存在的各开发阶段之间的不平滑过渡问题。通过讨论，建立了一个需求跟踪模型并开发了相应的支持工具。在此基础上，文章讨论了如何通过需求跟踪技术支持面向对象开发中各开发阶段之间的平滑过渡更多还原

【Abstract】 The problem of unsmooth transition between the stages of object oriented system development is presented.Then as the results of dicussion,a requirements traceability model is founded,and the corresponding support tool is also developed.On the basis of the model and the tool,the paper discusses how to support the smooth transition between the stages of object oriented system development with requirements traceability technologies.更多还原