从软件工程的角度描述了此系统的开发过程,从计划期的可行性研究和需求分析一直到开发期的概要设计、详细设计与编码及编码调试都进行了比较详细的介绍。-from software engineering to describe the system development process, Plan period from the feasibility study and needs analysis has been developed to outline the design phase, detailed design and coding and debugging code have a more detailed briefing.