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本文首次利用数值模拟的方法对喷流换热中一组圆喷嘴射流的流动特性进行了研究，得出了有用的结论并进行了实验验证。
This paper, for the first time, uses numerical simulation method to study the jet flow characteristics of a group of circular nozzle jets in jet heat exchange. Some useful conclusions are obtained and verified by experiments.