Ключевые слова: business, caliper, calliper, closeup, concept, design, designing, develop, engineer, engineering products, equipment, factory, hand, holding company, home, house, industrial, industry, machine, machinery, male, man, manufactory, mechanic, mechanism, metal, object, old man, people, person, pipe, pipeline, projection, technical, technician tools, techno, technology, tool, tube, work home,