文档介绍：图书管理系统项目需求分析学生姓名:汤清姣学号:2015270311班级:物联网1507指导教师:刘洋目录模块一:::模块四:模块五:模块六::引言编写目的.................................................................................背景及范围............................................................................术语.................................................................参考资料................................................................................项目概述目标...........................................................................................1产品功能...................................................................................................................1开发环境...................................................................................................................2一般约束...................................................................................................................2假设和依据...............................................................................................................2ER模型及数据流图数据字典层次方框图具体需求功能需求(一)......................................................................................6功能需求(二)......................................................................................6功能需求(三).........................................................................................................6功能需求(四).........................................................................................................6功能需求(五)......................................................................................6功能需求(六)......................................................................................6性能需求.....................................................................................................................6设计约束条件........................................................................................7接口需求................................................................................................7属性....