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由机械电子工业部微特电机专业情报网与机械电子工业部磁性材料及器件专业情报网联合筹办的磁性材料在微特电机中应用技术与市场信息会议于1990年9月17日至19日在宁波举行。稀土永磁电机是该会议讨论的
By the Ministry of Machinery and Electronic Industry micro-motor Electrical Information Network and the Ministry of Machinery and Electronic Industry, magnetic materials and devices Professional Information Network co-organized by the magnetic material in the micro motor application technology and market information conference in September 19, 1990 to 19 in the Ningbo held. Rare earth permanent magnet motor is discussed in the meeting