Ключевые слова: automatic, background, closeup, construction, control, detail, engineer, engineering, industrial, industry, instrument, iron, joint, leg, line, manufacturing, measure, measurement, metal, metallic, object, oil, particle, penetrant, perform, personal, pipe, pipeline, precision, protect, radius, remover, risk, round, steel, technician, technology, test, together, visual, weld, welded, welder, welding, work,