释义 |
ter·bi·um AHD[tûrʹbē-əm] D.J.[ˈtɜːbiːəm]K.K.[ˈtɝbiəm]n.Symbol Tb (名词)符号 Tb - A soft, silvery-gray metallic rare-earth element, used in x-ray and color television tubes. Atomic number 65; atomic weight 158.924; melting point 1,356°C; boiling point 3,123°C; specific gravity 8.229; valence 3, 4. See table at element 铽:一种银灰色的软金属性稀土元素,用于X光射线和彩色显像管中。原子序数65;原子重量158.924;熔点1,356°C;沸点3,123°C;比重8.229;化合价3,4 参见 element
- After Ytterby , a town in Sweden 源自 依特比 ,瑞典一城镇
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