Ключевые слова: activity, black, build, buldozer, bulldozer, construct, construction, contractor, diesel, dig, digger, digging, dirt, dozer, dredger, earth, earthmover, equipment, excavate, excavation, excavator, grader, heavy, hydraulic, industrial, industry, iron, isolated, large, machine, machinery, metal, move, mover, new, power, scoop, scraper, shovel, shovels, single, steel, tool, tractor, vehicle, white, work, yellow,