Ключевые слова: cardiology, care, cogwheel, component, concept, connected, cooperating, correspond, detail, diagnostic, engine, engineering, equipment, examine, gear, gearing, health, heart, heartbeat, help, hospital, industrial, interlock, isolated, join, listen, machinery, measurement, mechanical, mechanism, medical, medicine, metal, moving, part, pulse, ratchet, red, simultaneous, socket, sprocket, stethoscope, synchronized, technology, together, tool, treatment, wheel, working, wrench,