radioactive disintegration

基本解释

As a product from the uranium disintegration, radon is a natural radioactive idle gas.
氡是天然放射性惰性气体，是铀系衰变链中的一个衰变产物。
Type of radioactive disintegration (see radioactivity) in which some unstable atomic nuclei dissipate excess energy by spontaneously ejecting an alpha particle.
放射性蜕变的一类，某些不稳定原子核自发射出一个α粒子以耗散过剩能量。
Any of three processes of radioactive disintegration in which a beta particle is spontaneously emitted by an unstable atomic nucleus in order to dissipate excess energy.
某些不稳定原子核为耗散其过剩能量而自发发射一个β粒子的三种放射性衰变过程的统称。