Apatite fission track AFT
Apatite Fission Track Analysis
apatite fission track dating
Fission Track Dating
裂变径迹定年
裂变径迹定年技术
裂变径迹年龄
裂变轨迹年代测定
裂变径迹
fission track dating method
fission track etching of B
fission track method of dating
Fission Track Thermochronology
Zircon fission track ZFT
rock fragment coarse fragment
~(238)U fission reaction rates