第四届全国冷藏、空调、制冷机、电冰箱学术交流会于一九九三年十月在广州市隆重召开,参加会议的有科研单位、外商公司、中外合资企业和生产工厂等共七十个单位,共有102名代表出席了会议。大会由中国制冷学会第六专业委员会主办,广东省制冷学会协办。会议共征集到学术论文30篇,在广东省制冷学会的大力支持下,刊印成《论文 The 4th National Academic Conference on Refrigeration, Air Conditioning, Refrigeration, Refrigerators was held ceremoniously in Guangzhou in October 1993. A total of 70 scientific research institutes, foreign companies, joint ventures and manufacturing plants attended the conference. A total of 102 representatives attended the meeting. The assembly is sponsored by the Sixth Professional Committee of China Institute of Refrigeration, co-sponsored by Guangdong Institute of Refrigeration. Conference collected a total of 30 academic papers, with the strong support of Guangdong Institute of Refrigeration, printed as "thesis