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 语法填空训练（一）Oncetherelivedarichman1wantedtodosomethingforthepeopleofhistown.2firsthewantedtofindoutwhethertheydeservedhishelp.Inthecentreofthemainroadintothetown,heplaced3verylargestone.Thenhe4(hide)behindatreeandwaited.Soonanoldmancamealongwithhiscow.“Whoputthisstoneinthecentreoftheroad?”saidtheoldman,buthedidnottrytoremovethestone.Instead,withsomedifficultyhepassedaroundthestoneandcontinuedonhisway.whoButahid变电站电气主接线是指变电站的变压器、输电
