概述了β-FeSi_2的制备方法,包括机械合金化、粉末烧结、热压烧结、激光烧结、快速凝固和自蔓延合成等,分析了各自的优缺点,并结合国内外的研究现状进行展望。 The preparation methods of β-FeSi_2 were summarized, including mechanical alloying, powder sintering, hot-pressing sintering, laser sintering, rapid solidification and self-propagating synthesis. Their advantages and disadvantages were analyzed, and the prospect of their research was summarized.