circular development meaning in English

环形展开法

To ameliorate the state effectively , and give a better play to the advantage of b / s framework software , through the development practice of school management system , this article studied the rational unified process , mvc design patterns , etc . , absorbed the outstanding development idea among the present software development course , analyzed and perfected the development patterns of b / s framework software . through circular development and system layers , this article has solved the questions in b / s framework software development such as risk controlling , development efficiency ; demand analyzing and systematic elasticity , robustness , security , etc . we have got the good result while applied the thought of this kind of development patterns
为了有效改善这一状况，以更好地发挥b s结构软件的优势，本课题通过在校务管理系统的开发实践中，对rup (统一过程) 、 mvc (模型-视图-控制器)设计模式等进行研究，吸收当前软件开发过程中的优秀开发思想，对b s结构软件的开发模式进行进一步分析和完善，通过循环迭代、系统分层等方法，有效地解决了b s结构软件开发过程中的风险控制、开发效率、需求分析以及系统的弹性、健壮性、安全性等方面的问题。