3路输出直流-直流变换器
three output DC-DC converter
变流变压变频调压技术
non-constant flow and pressure water-supply techni
变压器偏磁
transformer magnetic bias
transformer’s deflected magnetic
计器用变压变流器
combined voltage current transformers
双向直流变直流换流器
bi-directional DC–DC converter
仪表用变压变流器
combined voltage current transformer
直流变流器
DC current transformer
continuous current transformer
DC converter
DC transformer
direct-current transformer
直流变压器
direct current transformer
DC potential transformer
d-c transformer
DC-DC transformer
umformer