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中国机械工程学会无损检测分会第六届磁粉、渗透探伤技术经验交流会于1993年6月15～17日在南京召开。参加这次会议的有来自机械、电子、兵
China Mechanical Engineering Society Nondestructive Testing Branch Sixth magnetic, penetrating flaw detection technology exchange was held in June 1993 15 to 17 in Nanjing. Participate in this meeting from the machinery, electronics, soldiers