radioactive decay
英 [ˌreɪdiəʊˈæktɪv dɪˈkeɪ]
美 [ˌreɪdioʊˈæktɪv dɪˈkeɪ]
放射性衰变
英英释义
noun
- the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
双语例句
- Chemistry also uses calculus in determining reaction rates and radioactive decay.
化学也使用演算在确定反应速率和放射性衰变。 - 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。 - Alpha particles are positively charged helium nuclei obtained from natural radioactive decay.
α粒子是从天然放射性蜕变得到的带正电的氦核。 - Radioactive decay of the nuclides in the process of the gravitational constant decrease
核素在引力常数减小过程中的放射性衰变 - According to the rules of radioactive decay, a difference equation of n component radioactive decay function is derived.
按照放射性衰变的规则，导出了n组分放射性衰变函数的差分方程。 - The radiation of alpha particles during radioactive decay.
在放射性衰变的过程中放出α粒子的辐射。 - Each element has at least one isotope with unstable nuclei that can undergo radioactive decay.
每个元素至少有一个同位素不稳定原子核可以进行放射性衰变。 - In it he explains that this churn of knowledge is like radioactive decay: you cannot predict which individual fact is going to succumb to it, but you can know how long it takes for half the facts in a discipline to become obsolete.
在书中他解释说知识的新旧交替如同放射性衰变，你无法预知某项特定知识是否会受这种衰变效果影响而被淘汰，但你能够找出某一领域的知识在多久之后会有一半被淘汰。 - 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。 - Radon is a gas that comes from the radioactive decay of radium in rocks.
氡是来自岩石中镭辐射衰变而产生的气体。