Ключевые слова: automation, business, circle, conduit, construction, conveyor, duct, engineering, equipment, factory, gas, heavy, indoors, industrial, inside, iron, large, line, machine, machinery, manufacture, material, metal, metallurgical, metallurgy, new, pipe, pipeline, plant, process, production, production line, roll, roller, round, seam, stack, stainless, steel, storage, technology, tool, tube, warehouse, welding, work, workshop,