“natural gamma ray petroleum well logger”的概念、定义、翻译、参考文献-科学参考

单词	natural gamma ray petroleum well logger
释义	natural gamma ray petroleum well logger Encyclopedia 工学伽马射线石油测井释 natural gamma ray petroleum well logger自然γ射线石油测井仪通过测量井眼内的γ射线能谱和井眼周围地层中铀、钍、钾等多种放射性元素的含量，计算出地层相关物质的组成成分的核仪器。
随便看	trait divergence trait methods trait profile trait theory of leadership trait theory of personality trait trade-off Trajan Trajan's Column Trajan's Forum traject trajectory trajectory and attitude coordination control for hypersonic vehicle trajectory arrangement trajectory bucket energy dissipator trajectory calculation trajectory correction and control trajectory data trajectory equation trajectory equivalence trajectory-equivalent dynamical systems trajectory intersection trajectory model trajectory of a curve trajectory of a differential trajectory of a dynamical system

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