神天学校弱电系统设计方案 第 1 页 共 35 页 目 录 1.1前言 ····································································5 1.2 公司简介 ··································································5 第二章 开放型综合布线系统方案·······································5 2.1 开放式布线系统简介 ·······················································5 2.1.1 开放式布线系统原理 ········································································