HB97 bigger crystal nature gamma logging tool is designed for overcoming logging curve repeating errors due to statistical variation.
为了克服自然伽马测井时，由于统计起伏所造成的测量曲线重复性误差而设计制造HB97型测井仪。
Natural gamma logging is a kind of most basic methods of well logging in cased Wells which measure with gamma ray detector along well during logging.
自然伽马测井是套管井测井中一种最基本的方法。它以地层自然放射性为基础，测井时用伽马射线探测器沿井眼进行测量。地层中的自然伽马放射性不是一成不变的。
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。
With three types of volcanogenic clay rocks as examples, the natural gamma logging data are proved to be essential for finding and studying clay strata formed by volcanic events.
例举三种产状的火山成因粘土岩论证用自然伽玛测井资料寻找和研究火山事件粘土岩层的必要和优越性。
Contrasting core ground gamma curve with logging gamma curve locate the core, and then emend the depth of the core sample, which improve veracity of the core data.
应用岩心地面自然伽马曲线与测井自然伽马曲线对比法对岩心进行归位，进而对岩心样品进行深度校正，在很大程度上提高了岩心资料的准确性。
Gamma density logging method is used to measure the volume density of the cement sheath.
伽马密度测井测量水泥环体密度，这种测量方法与固井各胶结面状态无关。
This paper analyzes the cause that leads to abnormal phenomenon occurring outside casing during logging with the nature gamma rav tool and presents reliable solutions to it.
分析了自然伽马测井仪在套后井测量中出现的异常现象的原因并提出了可靠的解决方法。
What natural gamma well logging measured is total natural gamma radioactivity in layer, and it is a kind of most basic method in casing pipe well logging.
自然伽马测井测量的是地层总的自然伽马放射性，是套管井测井的一种最基本的方法。
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。
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。
According to this changing, natural gamma curve in development logging can be not only rectified in depth, but also used in some fields such as interpretation of water -...
根据这个变化，自然伽马曲线在开发测井中不但可以用于深度校正，而且还可以在诸如水淹层解释、吸水剖面测试、油水井验窜、找漏等方面进行应用。
Natural gamma ray spectral log is a new type of well logging method.
自然伽马能谱测井是一种新的测井方法。
The radioactivity variation of the shallow part of Yellow River delta with the natural gamma ray spectrum logging from 16 Wells is studied.
通过16口浅层自然伽马能谱测井资料分析黄河三角洲浅层放射性的区域变化状况。
This paper attempts to use natural gamma-ray logging data in the research of clay strata formed by volcanic events.
本文将自然伽玛测井资料试用在火山事件粘土岩层的研究中。
The absorption of a neutron into an atom. The atom becomes energized and releases gamma rays of capture. The effect is used in well logging.
原子吸收中子的过程。原子受到激发，释放俘获伽马射线。测井中用到这种效应。
A high performance natural gamma-ray spectrometry logging tool is developed, and it is designed for the high-speed telemetry system of image logging unit.
研制了一种与成像测井高速遥传系统配接的高性能自然伽马能谱测井仪。
In-depth study, we research on how to use logging data such as sound waves, density, natural gamma to obtain rock parameters, and study how to use indoor core test to amendment it.
深入研究了如何利用声波、密度、自然伽马等测井资料确定岩石力学参数的方法，并研究了如何利用室内岩心试验对测井资料进行简单的修正。
The EMDS-TM-42E gamma-electromagnetic defectoscope imported from Russia is an engineering logging tool to inspect casing damages and is used through tubing.
俄罗斯EMDS -TM -4 2E电磁探伤测井仪是一种检测管柱损坏状况的工程测井仪，可过油管测量，主要描述油管套管的变形、裂缝等参数。
The EMDS-TM-42E gamma-electromagnetic defectoscope imported from Russia is an engineering logging tool to inspect casing damages and is used through tubing.
俄罗斯EMDS -TM -4 2E电磁探伤测井仪是一种检测管柱损坏状况的工程测井仪，可过油管测量，主要描述油管套管的变形、裂缝等参数。
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