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铀系年代测定
释义
铀系年代测定
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uranium series dating
铀系年代测定
应用自然界放射性核素(铀钍系、不平衡铀系)衰变规律来确定各种地质对象年龄的一种同位素地质年代学方法,即通过测定样品中铀系衰变子体与母体的比值计算样品年龄,诸如采用传统α能谱与热电离质谱铀系技术(TIMS)进行U-Hh测年。
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radiation measurement
radiation measuring instrument
radiation mechanism
radiation medicine
radiation meter
radiation mode
radiation model
radiation modification
radiation monitor
radiation monitoring
radiation monitoring instrument
radiation monitoring instrument for work place and environment
radiation monitoring plans and programmes
radiation monitor; radiation monitoring instrument; radiation survey meter
radiation multi parameter analyzing assembly
radiation multi-parameter analyzing assembly
radiation mutagenesis breeding of asparagus officinalis
radiation mutagenesis breeding of Chinese cabbage
radiation mutagenesis breeding of konjak
radiation mutagenesis breeding of medicinal plants
radiation mutagenesis breeding of tabacco
radiation mutagenesis breeding of tomato
radiation mutation breeding for forage plants
radiation myelopathy
radiation non-destructive testing
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