secondary fission ratio 次生裂变比

fast fission ratio 快增殖比

capture-to-fission ratio [核] 俘获裂变比

capture e to fission ratio 俘获裂变比

mass ratio of fission fragment [核] 裂变碎片质量比

fission branching ratio 裂变分支比

Central Fission-rate-ratio 中心裂变率比率

ratio fission branching 分裂分支比率

fission-to-capture ratio 裂变