Ключевые слова: accuracy, alloy, aluminum, arm, building, centimeter, close up, construction, electrician, equipment, glove, hand, human, industrial, industry, installation, installer, instrument, length, male, man, mark, marker, marking, material, measure, measurement, measuring, mount, mounting, outdoors, panel, pen, person, photovoltaic, rail, size, solar, steel, structure, system, tape, technician, tool, worker, workman,