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1990年全国电机学术年会于1月7日至10日在哈尔滨召开。稀土永磁电机是这次会议活跃的领域之一。会议指出,近10年来具有优异磁性能的稀土永磁材料的出现是发展高效节能电机的方向。论文“高使用温度、
The 1990 National Academic Annual Conference of Motorcycles was held in Harbin on January 7 to January 10. Rare earth permanent magnet motor is one of the areas active in this conference. The meeting pointed out that the emergence of rare earth permanent magnetic materials with excellent magnetic properties in the past 10 years is the direction of developing efficient energy-saving motors. Paper "high temperature,