英语词汇“thulium”是什么意思，“thulium”的读音、用法及例句翻译-烛光网

词汇	thulium
释义	thu·li·um AHD[tho͞o′lē-əm, thyo͞o′-] D.J.[ˈθuːliːəm, ˈθjuː-]K.K.[ˈθuliəm, ˈθju-]n.Symbol Tm （名词）符号 Tm A bright, silvery rare-earth element obtained commercially from monazite, having an x-ray emitting isotope that is used in small portable medical x-ray units. Atomic number 69; atomic weight 168.934; melting point 1,545°C; boiling point 1,727°C; specific gravity 9.3; valence 2, 3. See table at element 铥：一种商业上可从独居石中提取的亮银色稀土元素。它有一种可以释放X射线的同位素，用于小型便携式医疗X射线设备。原子数69；原子量168.934；熔点1,545°C；沸点1,727°C；比重9.3；化合价2,3 参见 element Etymology语源 After Thule ¹源自 Thule¹
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