Terms containing alternating current/direct current

Subject	English	French
transp., el.	alternating and direct current traction unit	véhicule moteur multicourant
transp., el.	alternating and direct current traction unit	véhicule moteur polycourant
transp., el.	alternating and direct current traction unit	motrice polycourante
IT	alternating-current and direct-current ringing	sonnerie superposée
el.	direct alternating current converter	convertisseur direct de courant alternatif
el.	direct alternating current convertor	convertisseur direct de courant alternatif