“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	spin eigenstate spin eigenvalue spinel spineless cactus spinelle spinel lithium manganese oxide spinel lithium nickel manganese oxides spinel structure spin energy spin entropy Spinet spin evolution spin evolution of pulsars spin exchange spin-exchange force spin exchange operator spin-exchange operator spin-FET spin-field coupling spin field effect transistor spin field-effect transistor spin field effect transistor, spin-FET spin filter spin filter effect spin flash dryer

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