Ключевые слова: abstract, binding, business, classic, clock, closeup, cog, cogwheel, concept, connect, connection, cooperation, design, engine, engineering, equipment, factory, gear, gearbox, gears, industrial, industry, interlock, interlocking, machine, machinery, macro, mechanical, mechanism, metal, metallic, motion, part, parts, precision, steel, team, teamwork, technology, teeth, tooth, toothed, wheel, work,