特殊用法critical nuclide1.关键核素daughter nuclide1.子核; 子体核素fertile nuclide1.可转换(为可裂变核素的) 核素fissile [fission] nuclide1.裂变核素 higher nuclide(s)(较)重核素mirror nuclide1.镜象核素mother nuclide1.母核; 母体核素neutro-rich nuclide1.富[丰]中子核素shielded nuclide1.【核】受屏蔽核transcurium nuclide1.超锔核素