Liu Weiqiang,Sun Chao,Sun Hao,et al. Improvement of the coercivity and corrosion resistance of the Nd-Fe-B sintered magnets by Al nano-particles doped[EB/OL]. Beijing:Sciencepaper Online[2012-03-09]. http://www.paper.edu.cn/releasepaper/content/201203-332. 此文件来自 中国科技论文在线 请勿作用于商业用途!