Ключевые слова: adjusting, background, black, business, care, cog, cogwheel, concept, configuration, control, design, element, engine, engineering, equipment, fixing, flat, gear, gold, golden, hand, hardware, icon, illustration, improvement, industrial, industry, instrument, isolated, long, machine, machinery, maintenance, mechanical, mechanics, mechanism, power, preferences, repair, service, setting, shadow, sign, support, symbol, technical, technology, wheel, work,