Ключевые слова: action, aiming pump, automatic pump, builder, builder worker, casting, cement, cement concrete, concrete, concrete foundation, concrete pump, construction, construction site, construction worker, constuction details, contractor, development, direct concrete, directing, equipment, fluid, form, foundation, house, industrial, laborer, liquid, man, mesh, mortar, operation, pipe, pour, pouring, pouring cement, pouring concrete, process, pump, site, vibrator, work, worker, workman,