目录第一部分技术方案........................................................................................................................8第一章系统设计方案....................................................................................................................8一、背景音乐与紧急广播系统.....................................................................................................81.1系统概述....................................................................................................................................81.2需求分析....................................................................................................................................81.3设计依据....................................................................................................................................91.4设计原则....................................................................................................................................91.5系统设计..................................................................................................................................101.6设备选型..................................................................................................................................13二、数字无线对讲系统..............................................................................................................232.1系统概述..................................................................................................................................232.2需求分析..................................................................................................................................232.3系统设计..................................................................................................................................232.4设备选型..................................................................................................................................25三、综合布线系统......................................................................................................................293.1系统概述..................................................................................................................................293.2需求分析..................................................................................................................................303.3设计依据..................................................................................................................................303.4设计原则..................................................................................................................................303.5系统设计..................................................................................................................................313.6设备选型..................................................................................................................................36四、计算机网络系统..................................................................................................................394.1系统概述..................................................................................................................................394.2需求分析.................................................................................
