需求说明书目录1. 引言..................................................................................................................................................................51.1 编写目标................................................................................................................................................51.2 背景........................................................................................................................................................51.3 项目专用术语........................................................................................................................................51.4 参考资料................................................................................................................................................52. 任务概述..........................................................................................................................................................62.1 目标........................................................................................................................................................62.2 运行环境................................................................................................................................................62.3 条件和限制............................................................................................................................................62.4 工作步骤................................................................................................................................................63. 数据描述..........................................................................................................................................................73.1 数据库结构............................................................................................................................................73.2 代码字典..............................................