...稀土永磁材料; 稀土金属合金; 黑色金属合金; 含硼合金; 铝添加合金; 矫顽力; 显微组织(金相学); 退火; 生产工艺[gap=684]Key words: powder metallurgy hard magnetic parts; rare earth permanent-magnetic materials; rare earth alloys; ferrous alloys; boron-containing alloys; aluminum additions..
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