Большой англо-русский и русско-английский словарь
эл. double-wire system, two-wire system
Англо-русский словарь технических терминов
double-wire system эл., two-wire system
Русско-английский политехнический словарь
double-wire system эл., two-wire system
* * *
• double-wire system
• two-wire system
Dictionnaire technique russo-italien
эл. sistema bifilare [a due conduttori, a due fili]