Ключевые слова: activity, big, bulldozer, car, career, cargo, coal, construct, construction, dig, dirt, drive, dump, dumper, dumptruck, earth, equipment, excavation, excavator, ground, heavy, huge, industrial, industry, land, large, loader, loading, lorry, machine, machinery, mine, miner, mover, opencast, power, quarry, road, rock, sand, site, sky, tipper, tractor, transport, transportation, truck, vehicle, work, yellow,