“radon”的概念、定义、翻译、参考文献-科学参考

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	foreign atom foreign banks in modern China foreign bibliography science foreign bodies in external acoustic meatus foreign bodies in larynx，trachea and bronchi foreign bodies in the esophagus foreign bodies of larynx foreign body embolism foreign body granuloma foreign body in nasal cavity and sinus foreign body in trachea and bronchia foreign capital foreign correspondent foreign criminal law foreign currency obligation judgment foreign demand Foreign Diaspora foreign direct investment foreign economic and trade system reform foreign enclave Foreign Environmental Cooperation Center, Ministry of Ecology and Environment of the People's Republic of China foreigners' neighborhood foreigners’street foreign exchange control foreign exchange loans

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