目 录 1 引言............................................................................................................( ) 1 .1 编写目的.................................................................................................( ) 1 .2 参考资料.................................................................................................( ) 1 .3 术语定义.................................................................................................( ) 2 概述............................................................................................................( ) 2 .1 产品的描述.............................................................................................( ) 2 .2 产品的功能.............................................................................................( ) 2 .3 实现语言... .............................................................................................( ) 2 .4 用户特点.................................................................................................( ) 2 .5 一般约束.................................................................................................( ) 3 具体需求....................................................................................................( ) 3 .1 功能需求.................................................................................................( ) 3 .1 .1 引言......................................................................................................( ) 3 .1 .2 输入......................................................................................................( ) 3 .1 .3 处理......................................................................................................( ) 3 .1 .4 输出......................................................................................................( ) 3 .2 外部接口需求...............................................................
