[市民学习中心管理系统]需求说明书[V1.0(版本号)]拟制人黄俊泳审核人批准人[2017年3月15日]需求说明书......................................................................................................................................21．引言............................................................................................................................................21.1编写的目的.........................................................................................................................21.2背景.....................................................................................................................................21.3定义.....................................................................................................................................22．任务概述....................................................................................................................................32.1目标.....................................................................................................................................32.2用户的特点.........................................................................................................................42.3假定和约束.........................................................................................................................43．需求规定....................................................................................................................................43.1对功能的规定.....................................................................................................................43.2.1精度..........................................................................................................................73.2.2时间特性要求..........................................................................................................7[市民学习中心管理系统]——需求说明书3.2.3灵活性......................................................................
