“碳氧比石油测井仪”的概念、定义、翻译、参考文献-科学参考

单词	碳氧比石油测井仪
释义	碳氧比石油测井仪 Encyclopedia 工学中子石油测井释 carbon oxygen ratio gamma petroleum well logger碳氧比石油测井仪基于在其他条件相同的情况下，含油饱和度高时，单位体积地层中碳原子较多而氧原子较少，或者说碳氧比（C/O）较高的原理，利用脉冲中子源，通过时间门测量方法，测量非弹散射γ射线和俘获辐射γ射线，经过能谱分析求出碳氧比值，进而确定含油饱和度的核仪器。
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