Ключевые слова: activity, big, building, coal, construction, diesel, drive, dump, dumper, earth, environment, equipment, excavation, excavator, geology, giant, heavy, huge, industrial, industry, landscape, large, loader, machine, machinery, metal, mine, minerals, mover, open, opencast, ore, pit, power, production, quarry, rock, shovel, site, stone, transport, transportation, truck, vehicle, work, yellow,