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单词
氡
释义
氡
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。
Astronomy
全称: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
left-handed
left-handed circular polarization
left-handed circular polarized wave
left-handed co-ordinate system
left-handed coordinate system
left-handed crystal
left-handed current
left-handed curve
left handed elliptically polarization
left-handed elliptically polarization
left handed elliptically polarized light
left-handed elliptically polarized light
left-handed helix
left-handed light
left-handed lower continuous
left-handed material
left handed materials
left-handed materials
left-handed muon
left-handed polarization
left-handed polarization, levopolarization
left handed polarized waves
left-handed polarized waves
left-handed reference frame
left-handed rotation
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