radioactive element meaning in English
放射性示素
放射性元素
放射元素
Examples
- The rate at which radioactive elements disintegrate varies from one element to another .
放射性元素的衰变速度随元素种类的不同而不同。 - The decomposition of a radioactive element is the simplest example of a true first order reaction .
放射性元素的衰变是真正一级反应最简单的实例。 - Petrographically and mineralogically similar rocks quite often have different concentrations of radioactive elements .
岩石学矿物学上类似的岩石，其放射性元素丰度却往往有所不同。 - " in recognition of their synthesis of new radioactive elements
合成了新的放射性元素 - Radium and uranium are radioactive elements
镭和铀是放射性元素