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erbium
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化学元素,元素符号Er,原子序数68,原子量167.259(3),属周期系ⅢB族,稀土元素,镧系元素。
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全称:erbium。缩写:Er
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Chemistry
>无机化学>无机化学基本概念与无机化合物>释义
erbium
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pictorial dictionary
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Pictorial History of China's War Resistance
Pictorial History of the Second World War
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pictorial stones of the Han Dynasty from Mixian
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pictorial stones of the Han Dynasty on Xiaotang Mountain
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Pictun
picture
picture achiving and communication system
picture archiving and communication system
Picture Archiving and Communication Systems,PACS
picture-association experiment
picture based on Buddhist scriptures
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