Ключевые слова: background, blade, branch, carpenter, carpentry, circle, circular, concepts, construction, cut, cutting, design, electric, electronics, equipment, equipment technician, fitter, hand, hard work, industrial, industry, job, lumber, machine, metal, plank, power, profession, retro, saw, sawdust, sawing, steel, technology, tool, wood, wooden, woodworking, work, worker, yard,