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放射性元素
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人工放射性元素,元素符号Ds,原子序数110,半衰期最长的同位素的质量数281。属周期系Ⅷ族。以德国重离子研究中心所在城市达姆施塔特(Darmstadt)命名。曾被称为110号元素(ununnilium),符号Uun。
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The Fire Disaster
the fire-fighting station at airport
the fire lion
The Firemen's Ball
The Fire of Hungry
The Firmament of the Pleiades
The first-aid of the biological agents injury
The First and Second Self ego
the first arrival wave in the long bone
The First Collection of Qing Zaju Plays
The First Communist and Kuomintang Alliance
The first day of freedom
the first generation image intensifier
the first grade water function zone
the first historical activity
The First Historical Archives of China
the first industrial revolution
the first kind gauge transformation
the first kind superlattices
the first law of photochemistry
the first national census on pollution sources
The First National Literature and Arts Congress
the first national marine economic survey of the People's Republic of China
the first national soil pollution survey
The First Oil Crisis(Iran's Oil Crisis)
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