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单词
radon
释义
radon
Encyclopedia
医学
天然放射性
释
radon
氡
原子序数为86的天然放射性元素。其元素符号为Rn，通常的单质形态是气体，无色无味，化学性质稳定。
理学
放射性元素
释
radon
氡
天然放射性元素，元素符号Rn，原子序数86，半衰期最长的同位素的质量数222，属周期系0族，为稀有气体。有时又称为射气。
Physics
radon
氡
86Rn
｛化｝
Astronomy
radon
缩写：Rn。氡
Chemistry
＞放射化学与辐射化学＞放射性元素化学＞释义
radon
氡
随便看
continuous fermentation
continuous fiber reinforcements
continuous filled-aperture
continuous filled-aperture array
continuous-film memory
continuous flow
continuous-flow electrophoresis
continuous-flow PCR chip
continuous-flow thermal gradient PCR
continuous form paper
continuous fraction
continuous function
continuous functional
continuous function without a derivative
continuous functor
continuous game
continuous geometry
continuous grazing
continuous group
continuous homology
continuous homology group
continuous homomorphism
continuous hydrocarbon
continuous image
continuous in distribution
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更新时间：2026/9/4 0:21:19