10kV配电变压器
10 kV distribution transformer
110 kV GIS枢纽变电站
110 kV GIS hub substation
110kV变电工程
110 kV substation engineering
110kV变电站
110kV Substations
kV Substation
110 kV transformer substation
110 kV substation
110kV全屋内变电站
110 kV Kilovolt metal-shaped transformer substation
110kV综合自动化变电站
110 kV integrated automation substation
220 kV变电站
220KV Transformer substation
220 kV大型中心变电站
220 kV large central substation
220kV变电工程
220 kV substation engineering