Ключевые слова: abstract, assembly, auto, automobile, black, bolt, circle, component, construction, damper, engine, fabrication, fuse, fusion, gear, gray, grey, industrial, industry, iron, join, joining, material, metal, metallic, part, piece, rusty, sculpture, shock absorber, soldering, solid, spring, steel, structure, suspension, tire rim, weld, welding, wheel, work,