electric current elektrický prúd 5 Exclude matching results alternating current 2 Exclude matching results bezpečnosť práce 2 Exclude matching results electric engineering 2 Exclude matching results electric equipment protection 2 Exclude matching results electric wiring 2 Exclude matching results elektrické inštalácie 2 Exclude matching results elektrotechnika 2 Exclude matching results health protection 2 Exclude matching results occupational safety 2 Exclude matching results ochrana elektrických zariadení 2 Exclude matching results ochrana zdravia 2 Exclude matching results striedavý prúd 2 Exclude matching results electric equipment 1 Exclude matching results electric power equipment 1 Exclude matching results elektrické zariadenia 1 Exclude matching results elektroenergetické zariadenia 1 Exclude matching results fyzika 1 Exclude matching results physics 1 Exclude matching results