母线隔离开关
busbar disconnecting switch
bus-bar disconnecting switch
电流转换开关
rheotrope
ammeter commutator switch
电流－电流转换器
current-current converter
低压侧直流隔离开关
low-voltage-side DC disconnector
电流开关电路
current switching circuit
基本电流开关电硌
basic current switch circuit
四极自动转换开关电器
automatic transfer switching equipment(ATSE) with 4 poles
天线转换开关
antenna tronsfer switch
antenna duplexer
reprod
aerial switch
duplexer
antenna switch
aerial change-over switch
antenna change over switch
ATR switch
antenna changeover switch
antenna transfer switch
antenna
switch