释义 |
beta decay ˈbiːtədɪkeɪ 短语¹⁴⁴⁹⁷²⁺² 基本英英例句 衰变
Noun: radioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle The shape of the electron spectrum in beta decay is not dominated by properties of the matrix element. 衰变的电子谱的形状不取决于矩阵元的性质。 dictall |