Ключевые слова: angle, architecture, building, bunch, business, civil, construction, crane, earth, engineering, equipment, excavation, ferrous, foundation, girder, heap, heat, heavy, industrial, industry, iron, job, machine, material, metal, metallurgy, new, outdoor, outside, pile, plant, plate, protect, retaining, river, rock, rough, rust, safety, sheet, soil, steel, structure, technology, transport, transportation, underground, walls, warehouse, work,