《制冷技术》编辑部: 我们仔细阅读了贵刊90年第2期“学术讨论”专栏中,关于顾氏循环学术座谈会摘要和殷育同志对讨论的意见和建议,开始看到顾维军同志终于走到大家中间一起讨论,这是应受欢迎的。关于“顾氏循环”的理论及其根据,至今还是令人茫然。对此,我们谈点看法: “Refrigeration Technology” Editorial Department: We have read carefully the column of “Academic Discussion” in the 2nd issue of your journal of 1990 for a summary of Gu’s cycle academic symposium and Comrade Yin Yu’s opinions and suggestions on the discussion. They began to see Comrade Gu Weijun finally It’s welcome to come and discuss with everyone. The theory of “Gu’s cycle” and its basis are still dazes to this day. In this regard, we talk about the point: