Terms containing alternating current/direct current

Subject	English	Spanish
transp., el.	alternating and direct current traction unit	unidad motor multicorriente
IT	alternating-current and direct-current ringing	llamada por corriente alterna y corriente continua
el.	direct alternating current converter	convertidor directo de corriente alterna
el.	direct alternating current convertor	convertidor directo de corriente alterna