Ключевые слова: accuracy, blueprints, caliper, callipers, circles, closeup, compass, cross, design, document, drafting, drawing, engineer, engineering, gear, grey, image, industry, instrument, layout, machine, macro, manufacturing, measurements, measuring, mechanical, metal, metallic, meter, nobody, object, old, paper, part, plan, planning, plotter, print, printout, ruler, section, specifications, steel, technical, technology, tools, trammel, vernier, white,