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四川省机械研究设计院受全国锅炉压力容器无损检测人员资格鉴定考核委员会委托于1987年3月1日～4月20日在成都举办了一期磁粉、渗透探伤培训考核班。参加这期培训考核班的106名学员来自全国17个省、市、自治区(多数是边远地区的机械、石油、化工、
Sichuan Machinery Research and Design Institute by the National Boiler and Pressure Vessel NDT Personnel Qualification Appraisal Committee commissioned in March 1, 1987 to April 20, held in Chengdu, a magnetic particle, penetrant testing training classes. The 106 trainees who participated in this training and assessment class came from 17 provinces, cities and autonomous regions in China (most of them are machinery, oil, chemicals,