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radioactive decay

英 [ˌreɪdiəʊˈæktɪv dɪˈkeɪ]

美 [ˌreɪdioʊˈæktɪv dɪˈkeɪ]

放射性衰变

医学化学

英英释义

noun

  • the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation
      Synonym:decaydisintegration

    双语例句

    • 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。
    • 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。
    • Measurement of geologic time, as through isotopic radioactive decay. radiocarbon 14 dating method
      地质年代测定通过放射性同位素衰变来测定地质年代放射性碳14测定年龄法
    • Alpha particles are these helium nuclei, and they are the result of radioactive decay.
      阿尔法粒子是氦核,它们是放射性衰变的产物。
    • Electromagnetic radiation emitted during radioactive decay and having an extremely short wavelength.
      辐射性衰变放出的电磁射线,波长非常短。
    • Mathematical relationship between Rn daughter concentrations and ventilation, adhesion and deposition, and radioactive decay was developed in the paper.
      本文给出了氡子体浓度和通风、附着和沉积、以及放射性衰变之间的关系。
    • Dry deposition, vertical diffusion, washout and radioactive decay were considered.
      模型考虑了干、湿沉降、垂直扩散以及放射性衰变;
    • However, some of the minerals contain xenon isotopes unlike those usually produced by radioactive decay of uranium.
      然而,有些含氙同位素的矿物并非如此,是由铀的放射性衰变产生的。
    • 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。