radioactive decay中文什么意思

放射衰变。

• radioactive:    adj. 【物理学】放射性(引起)的 ...
• decay:    vi. 1.朽，腐烂。 2.衰减，衰 ...
• decay, radioactive:    放射性衰变

例句与用法

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1. Rutherford first identified the action of probability in radioactive decay .
   卢瑟福首先认识到几率在放射性衰变中的作用。
2. Alpha particles are positively charged helium nuclei obtained from natural radioactive decay .
   粒子是从天然放射性蜕变得到的带正电的氦核。
3. It had been used for practical ends, to identify elements and to unravel radioactive decay chains .
   已将其用于实践的目的，去鉴别元素和阐明放射性衰变系。
4. From their work emerged the picture of radioactive decay that is still valid-a violently disruptive explosion of a single atom .
   根据他们的工作，展现出至今仍然成立的关于放射性衰变的图象--单个原子的强烈的分裂性爆炸。
5. The immediate product of the radioactive decay of an element
   继承元素某种元素放射性衰变的直接产物

英文释义

名词

1. the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
   同义词：decay, disintegration

百科释义

Radioactive decay is the process by which an atomic nucleus of an unstable atom loses energy by emitting ionizing particles (ionizing radiation). There are many different types of radioactive decay (see table below).