1991年8月14日国际制冷学会B_2专业委员会在“加拿大”“蒙特利尔”召开了工作会议,出席会议的有:美、英、法、丹麦、新西兰、德、荷兰、挪威等3个国家的15名委员。 1991年—1995年度的B_2委员会主席H.KRUSE教授(任教于德国汉诺威大学)对上二届委员会开展的各项工作给以肯定的评价,然后宣布了一些委员会的任职变迁和B_2委员会即将开展的活动:对CFCs的研究和收集情报,用二氧化碳(CO_2)作制冷剂是具有危险性,如何使用易燃的制冷剂,各个与会专家提出 August 14, 1991 B_2 Professional Committee held a working conference in “Canada” and “Montreal”. Attendance was attended by three conferences: the United States, Britain, France, Denmark, New Zealand, Germany, the Netherlands and Norway Members. Professor H.KRUSE, Professor of B_2 Committee 1991-1995 (teaches at Hannover University, Germany) gave a positive appraisal of the work carried out by the last two committees and then announced the changes of appointment of some committees and the forthcoming Activities: CFCs research and intelligence gathering, with carbon dioxide (CO2) as a refrigerant is dangerous, how to use flammable refrigerants, all participating experts put forward