一机系统刀具行业于1978年11月29日至12月4日在长春量具刃具厂召开了钻头、铣刀摩擦焊接现场经验交流会议。这次会议得到了吉林省有关单位和领导的热情关怀和大力支持,会议收到了良好的效果。参加会议的有一机部、二机部、六机部系统62个单位73名代表。与会代表听取了哈工大介绍的摩擦焊原理、一机部焊接所介绍的国内外摩擦焊技术发展情况以及长量、哈量介绍的 A machine tool industry in November 29, 1978 to December 4 in Changchun Measuring Tool and Cutting Tool Factory held drill bit, milling friction welding field experience exchange meeting. The meeting received enthusiastic care and strong support from the relevant units and leaders in Jilin Province and the meeting received good results. Attend the meeting, there are a machine department, second machine department, six machine system 62 units 73 representatives. Attendees heard the principle of friction welding introduced by Harbin Institute of Technology, the development of friction welding technology both at home and abroad introduced by one machine department welding as well as the introduction of