在空天飞行、卫星、计算机、通信系统、夜视设备等高科技领域,以及石油开采、电动汽车、家用电器和微特电机等民用领域,稀土永磁材料发挥着重要功能,并且难以被其他材料所取代。稀土永磁材料已成为中国稀土应用领域中发展最快和最大产业。对高性能稀土永磁材料探索和开发一直是各国磁性材料工作者的研究热点。 Rare earth permanent magnets play an important role in high-tech fields such as space flight, satellite, computer, communication system and night-vision equipment as well as civil fields such as oil extraction, electric vehicles, household appliances and micro motor, Material replaced. Rare earth permanent magnet materials have become China’s rare earth applications in the fastest growing and largest industry. Exploration and development of high-performance rare earth permanent magnet materials have been the hotspot of magnetic materials workers all over the world.