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铀系年代测定
释义
铀系年代测定
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工学
〔地学中核技术〕
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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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paradox of the greatest ordinal
paradox of the liar
paradox of voting
paradox of Zenon
paraelastic crystal
paraelectricity
paraelectric resonance
paraelectron
paraelliptic surface
paraesthesia pharyngis
parafermion
paraffin
paraffin base crude oil
paraffin content of crude oil
paraffin oil
Paraffin removal/control in oil well
paraffin removal/control in oil well
paraffin section
paraffin wax
paraffin wax phase change material
paraflagellar body
paraflagellar rod
paraflocculus
parafocusing
parafollicular cell
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