Ключевые слова: arm, backhoe, big, bucket, bulldozer, concrete, construction, dig, digger, dirt, earth, engine, equipment, excavation, excavator, ground, hoe, hole, hydraulic, industrial, industry, large, loader, machine, machinery, metal, mover, outdoors, piston, power, red, road, sand, scoop, shovel, steel, street, tractor, truck, vehicle, work,