Ключевые слова: brass, business, circle, clock, cog, cogwheel, communication, connection, cooperation, design, element, engine, engineer, engineering, equipment, factory, gear, gears, graphic, icon, industrial, industry, isolated, machine, machinery, mechanical, mechanics, mechanism, metal, modern, motion, pinion, power, progress, round, set, shape, sign, steel, symbol, team, teamwork, technical, technology, transmission, web, wheel, work,