Ключевые слова: action, activity, area, blade, bucket, building, bulldozer, cast, construction, development, digging, dirt, earth, engineering, equipment, excavator, ground, heavy, hollow, industry, land, large, loader, loading, machine, mine, moving, outdoor, pit, power, sand, scoop, shovel, site, soil, technology, tractor, truck, unloading, vehicle, work,