变电站内桥接线
internal bridge connetion of transformer substation
内桥接线变压器
inner bridging transformer
变电站电气主接线
substation bus arrangement
变电站接地工程
substation grounding project
变电站接地设计探讨
substation grounding design summarize
变电站接地网
Grounding grid of the transformer substation
substation grounding grid
substation grounding grids
transformer substation grounding network
变电站接地网的改造
Ground Net Improvement of Substation
变电站接地系统
Substation grounding system
变电站接地装置设计
Design of Ground Equipments in Substation
错误接线接线
error connection checking
跨接线接线器配置
jumper connector location