Ключевые слова: abstract, activity, building, bulk, bulldozer, business, cartoon, character, classic, commercial, concept, construction, design, development, digger, earthworks, engineering, equipment, excavation, flat, green, hydraulic, icon, illustration, industrial, infographic, isolated, job, landmark, large, line, linear, machine, metaphor, modern, outdoor, outline, preparation, process, site, story, technology, transport, truck,