镝 (Dy)、铽 (Tb)是重稀土，他们可以提高磁铁的耐温性，从200度摄氏到300度。

来源: chufang 于 2026-03-25 17:00:10 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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