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钆：64Gd，它在室温下有很强的磁热效应，会随磁场强度变化而变化
钆：64Gd，钆元素它在室温下有很强的磁热效应，其温度会随磁场强度的变化而变化，这种特性使钆在磁制冷方面有重要应用
小娟得全球知识杂谈合集708/1395
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