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释义
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Encyclopedia
理学
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释
europium
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化学元素,元素符号Eu,原子序数63,原子量151.964(1),属周期系ⅢB族,稀土元素,镧系元素。
Astronomy
全称:europium。缩写:Eu
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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
europium
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随便看
information entropy
information entropy metamaterials
information environment
information estimation
information ethics
information evaluation
information evaluation analysis tool
information evolution theory
information exchange
information exchange mode
information exchange service
information exclusion
information experiment
information explosion
information expressway
information extraction
information extraction system
information extraction system, IES
information fairness
information family
information feedback
information fidelity
information filtering
information filting
information flow
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