Ключевые слова: center, cnc, computer, control, controlling, engineer, engineering, equipment, fitter, industrial, industry, input, instrument, keyboard, laborer, lathe, machine, machining, maintenance, man, manufacturing, mechanic, mechanical, metal, milling, monitor, operative, operator, person, production, program, repairman, room, service, serviceman, technician, tool, tooling, work, worker, workman, workshop,