变电站电气主接线是指变电站的变压器、输电线路怎样与电力系统相连接，从而完成输配电任务。变电站的主接线是电力系统接线组成中一个重要组成部分 第二章 基础 Unit FoundationThe foundation is located underground and forms the base of the building. The purpose of the foundation is to carry the load of the structure and spread it over a greater area, evenly and without undue settlement, to the ground beneath. The size and type of foundation depends on the nature of the ground and the load carried by it. 变电站电气主接线是指变电站的变压器、输电线路怎样与电力系统相连接，从而完成输配电任务。变电站的主接线是电力系统接线组成中一个重要组成部分变电站电气主接线
