陕西省机械工程学会设备维修专业学会于1989年6月3日至10日在西安召开“机床故障学习与研讨会”,来自上海、海北、河南、四川、云南、江苏、陕西等七省、市的维修技术人员共35人参加了会议。会议上东风仪表厂张学正同志,对设备诊断技术,机床故障分析、液压元件和液压系统的故障排除、设备治漏、拉、研、划伤的修复以及光学系统故障的排除等维修技术进行了较详细的讲解;会议还邀请了江苏宝应振动仪器厂、北 The Institute of Equipment Maintenance of the Shaanxi Institute of Mechanical Engineering held the “Machine Failure Learning and Seminar” in Xi’an from June 3rd to 10th, 1989. It was from seven provinces and cities including Shanghai, Haibei, Henan, Sichuan, Yunnan, Jiangsu and Shaanxi. A total of 35 service technicians attended the meeting. At the meeting, Comrade Zhang Xuezheng of Dongfeng Instrument Factory compared the maintenance technology such as equipment diagnosis technology, failure analysis of machine tools, troubleshooting of hydraulic components and hydraulic systems, equipment leakage, repair of repairs, scratches, and troubleshooting of optical systems. Detailed explanation; the meeting also invited Jiangsu Baoying Vibration Instrument Factory, North