一、前言 应上海市金属学会的邀请,瑞典斯堪的纳维亚喷枪公司(Scandinavian Lancers AB)的Karl-Erik Oberg博士和阿克塞尔-约翰逊集团(Axel Johnson Group)的Lars Sten先生于今年3月11日至16日来沪作喷射冶金学术报告,并与从事这方面工作的科技人员进行了广泛的技术座谈。在沪期间瑞典客人参观访问了上海钢研所、上钢三厂和上钢五厂等单位。 I. Preface At the invitation of the Shanghai Institute of Metals, Dr. Karl-Erik Oberg of Scandinavian Lancers AB and Mr. Lars Sten of the Axel Johnson Group made this year From March 11 to March 16, he came to Shanghai for a metallurgical academic report on jet metallurgy and held extensive technical discussions with scientists and technicians engaged in this field. During the visit to Shanghai, Shanghai guests visited Shanghai Steel Research Institute, Shanghai Steel Works and Shanghai Steel Works.