Ключевые слова: accuracy, air, background, bar, black, business, carpentry, centimeter, closeup, construction, control, device, dial, distance, engineering, equipment, gauge, illustration, inch, industrial, industry, instrument, isolated, length, line, long, macro, measure, measurement, metal, meter, millimeter, number, object, precision, red, ruler, scale, set, steel, symbol, tape, technology, tool, weight, white, work, yellow,