Drug supervision network and drug supply network
network Embryonic communication network
self-organizing mapping network SOM network
1 000 kV main transformer
1 000 kV UHV capacitance voltage transformer
1 impedance transformer
1: 1 isolative type of transformer
10 kV distribution transformer
10 kV transformer substation
10 kV transmission line distribution transformer
1000 kV capacitor voltage transformer
110 kV Kilovolt metal-shaped transformer substation
110 kV transformer substation
110kV graded insulation transformer
12-phase-shifting transformer
220 kV capacitance voltage transformer
220 kV main transformer