This paper systematically accomplishes the numerical simulation of dual-spaced wall contact Compensated Neutron logging and gamma ray energy spectrum logging.

本文对补偿中子贴壁测井和自然伽马能谱测井的实际问题进行了数值模拟研究。

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Sealed neutron source and gamma source used in nuclear logging have strong radioactivity which is harmful to operators.

核测井使用的密封中子源和伽马源具有较强的放射性，对操作人员有一定的辐射损伤。

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This article introduces the new logging method which uses Gadolinium-injecting instead of Boron-injecting and uses Neutron-Gamma Logging instead of Neutron Lifetime Logging.

文章介绍了注钆代替注硼，中子伽马代替中子寿命的测井方法，对其优点作了分析，并列举了一些实例。

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Precision steerable drilling hugely benefits from yet more technology real-time data from a technique called logging-while-drilling using technologies like gamma ray and neutron sensors that continuously analyze and report what precisely is in the ground at that point.

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