Ключевые слова: accessory, belt, binder, blank, building, bulldozer, chain, coffee, construction, cost, crane, cup, design, digger, draft, drafting, draw, drawing, education, engineer, engineering, excavator, form, horizontal, key, keyboard, leveler, line, machine, measure, measurements, metal, office, pad, paper, pen, pencil, plastic, prints, pulley, ruler, saucer, school, steel, table, tea, triangle, triangular, wheel, wood, yellow,