开关变压器
switching transformer
switching transfomer
switch transformer
switch-transformer
On-off transformer
the switching transformer
开关变压器技术
Switching transformer Technique
开关变压器式高压电机软起动
switching transformer soft-starter
1000kV主变压器
1 000 kV main transformer
220kV主变压器保护
220 kV main transformer protection
ABB主变压器保护
ABB main transformer protection
变压器主保护
power transformer main protection
超导主变压器
superconducting transformer
车载主变压器
main transformer-in-locomotive
电力机车主变压器
electric locomotive main transformer FEM
electric locomotive main transformer
高温超导主变压器
high temperature superconducting main transformer
机车主变压器
locomotive’s main transformer
main transformer of locomotive
locomotive main transformer