英语翻译The latter is a high-reliability,counterflow,plate-fin h

英语翻译
The latter is a high-reliability,counterflow,plate-fin heat exchanger that recovers the energy from the exhaust by heating air and directing it to nine combustor cans arranged radically around the circumference of the engine.the recuperator' s heat exchanger cores are made of 14-4 stainless steel developee by allied signal.preheating the combustion air by recovering waste energy from the exhaust improves cycle efficiency.