【电学】电的、电路、用于打晕生物的仪器

forming electric connections by SCREWING

electric-pneumatic heat absorption-dispersal refrigerator

electric hoist

fibre optic cable containing electric conductor

dental electric drill car

elementary electric charge

electroplating【化工】;galvanization【化工】;electric plating【化工】

electroslag remelting plant (electroslag refining plant) heating by electric arc