Ключевые слова: abstract, aesthetic, backdrop, background, beautiful, black, bond, business, classic, closeup, cogs, cogwheel, concept, conceptual, connect, cooperation, design, engine, engineering, factory, gearbox, gears, grey, industrial, industry, interlock, machine, macro, mechanical, mechanics, mechanism, metal, metallic, motion, motorcycle, parts, perfect, precious, precision, reliability, rotate, shine, spares, steel, success, team, teamwork, teeth, wheel, work,