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钋

n.【化】polonium
网络Polonium; Plutonium; dvitellurium

钋

英-汉英-英网络释义

钋

n.

1.【化】polonium (Po)

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Due to its scarcity , Polonium-210 for commercial use is produced artificially in a nuclear reactor .

由于来源缺乏，商业用的钋 210 是在核反应堆人工制造的。

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DH spokesman said information from the HPA has so far indicated that the risk of having been exposed to Po - 210 remained low .

生署发言人表示，跟据英国生防护局的资料，公众人士受到钋 -210 照射的风险相当低。

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Madame Curie named it polonium in honour of her native country .

居里夫人将它命名为钋，以纪念她的祖国。

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Just after his agonising death , under police guard , on November 23rd, the poison that killed him was identified as radioactive polonium.

警方看护之下，他死在 11月23日，他的死令人坐卧不安，恰恰在此之后，致其死地的毒药经过鉴定，是具有放射性的钋。

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Mr Litvinenko is thought to be the first person to die from acute polonium-210 poisoning .

利特维年科可能是第一个死于急性钋 -210 中毒的人。

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Polonium is a naturally radioactive metallic element .

钋是一种具有天然辐射性的金属元素。

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With the exception of polonium, the elements of group VIA are typical nonmetals .

除了钋的元素组是典型的非金属通过。

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and on which she wrote a research paper .

并写了一篇关于钋的研究论文。

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Polonium-210 is particularly deadly because it travels easily through the body .

钋 —210 之所以如此致命是因为它可以人体内 “穿梭自如 ”。

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The most common production of Polonium is by synthetically making it.

最常见的钋是人工生产的。

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Miniaturising nuclear warheads is hard, and the North has enough plutonium for just ten or so nuclear devices.

缩小核弹头就是一个不小的挑战，而且朝鲜剩下的钋大概只够 10个核弹头。

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This is because the radioactivity emanating from polonium-210 is in the form of highly energetic alpha particles .

这是因为钋 —210 的放射性是以高能阿尔法粒子的形式存在的。

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Russia and America finalised a decade-old deal to eliminate 68 tonnes of weapons-grade plutonium, enough for nearly 17 , 000 nuclear devices.

俄罗斯与美国在长达十年谈判后达成协议，销毁 68 吨武器级钋，这些钋足以制造近 1.7万枚核装置。

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The victim was Alexander Litvinenko, an ex -KGB man who defected to Britain and was poisoned last year with polonium-210.

遇害者是亚历山大 .利特维年科，一个叛逃英国的俄前间谍，去年遭人用钋 -210 下毒致死。

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Curie and his wife spent a few decades before the development of radium and polonium ;

居里夫妇花了几十年，才研制出镭和钋；

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Diurnal variation of the mixing-layer height and polonium concentration in the air

空气中混合层高度和钋浓度的日变化

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Technetium (atomic 43 ), promethium (atomic 61), Polonium (atomic 84)and all elements with an atomic number greater than 84;

锝（原子序数 43 ）、钷（原子序数 61 ）、钋（原子序数 84 ）及原子序数大于 84 的所有化学元素；

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