第1页共21页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第1页共21页物流09402作者:喻小菊(0940320201)(队长)邓丽(0940320233)朱莲凤(0940320236)目录第2页共21页第1页共21页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第2页共21页一系统需求分析···································31现行系统的描述··································32现行系统存在的主要问题分析······················3二、系统总体设计··························41现行系统组织结构·································42业务流程分析·····························53系统的数据流程图数据字典··················6三、系统总体结构设第3页共21页第2页共21页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第3页共21页计···························71绘制系统的功能结构图····························82数据库设计······························93实体属性描述设计及E-R图·······················94数据表设计·····································11四、系统的详细设计································131系统代码设计····································132系统的输入设计·····················