After adding element Al, Nd 2Fe 15 Al 2 phases segregate near to the grain boundary of the magnetic Nd 2Fe 14 B phase, which leads to the improvement of coercivity of magnets.是什么意思_After adding element Al, Nd 2Fe 15 Al 2 phases segregate near to the grain boundary of the magnetic Nd 2Fe 14 B phase, which leads to the improvement of coercivity of magnets.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句