自然伽马能谱测井是一种新的测井方法。
Natural gamma ray spectral log is a new type of well logging method.
许多研究认为，自然伽马曲线具有分形特征。
Many researchers hold that natural gammaray curves have fractal characteristics.
分形在自然伽马测井曲线中的适用性需要认真分析。
The adaptability of fractal characteristics in natural gamma-ray curves should be carefully analyzed.
自然伽马曲线主要用于地层岩性划分及泥质含量求取。
Gamma Ray curve is mainly used for the location of lithology and calculate the clay content.
自然伽马指数通常由自然伽马或其它测井曲线计算得到。
The gamma ray index is usually computed from a well log such as a gamma ray log.
某些测井仪器只在井场进行刻度，如自然伽马测井仪器。
Some tools, such as the gamma ray, are calibrated only at the wellsite.
文章提出了一种用于自然伽马能谱测井仪器的自动稳谱技术。
This paper presents a new automatic spectra-stabilization method for natural gamma ray spectralog.
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。
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.
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。
This paper systematically accomplishes the numerical simulation of dual-spaced wall contact Compensated Neutron logging and gamma ray energy spectrum logging.
自然伽马曲线包含丰富的地质信息，能够很好地反映由气候变化引起的地层旋回。
Natural gamma-ray curves that include great amount of geological information can well reflect stratigraphic cycles caused by climate changes.
随钻自然伽马—感应测井仪由MWD、随钻自然伽马仪及随钻感应电阻率仪组成。
The NGR and induction resistivity while logging System is composed of MWD, NGR and resistivity tool.
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。
The radioactivity variation of the shallow part of Yellow River delta with the natural gamma ray spectrum logging from 16 Wells is studied.
本文采用频谱分析对柴达木盆地三湖地区第四系自然伽马测井曲线进行了系统分析。
In this paper, the gamma-ray curves of the Quaternary of Sanhu area in eastern Qaidam Basin are analyzed using frequency spectrum analysis method.
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。
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.
藻灰岩储层在测井曲线上显示出较高的自然伽马值，在地震剖面上表现为强反射特征。
Algal limestone reservoirs appear to have relatively high gamma ray value in well logs and strong reflectance signatures in seismic profiles.
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。
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.
这种高产气层具有特征的电性反应，表现为自然伽马值低、自然电位显著负异常、电阻率高；
The log response of the gas reservoir is characterised by low gamma ray, self-potential reduction and high resistivity.
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。
HB97 bigger crystal nature gamma logging tool is designed for overcoming logging curve repeating errors due to statistical variation.
对鄂尔多斯盆地存在的高自然伽马砂岩储层，仅用自然伽马测井资料难以正确识别并计算其泥质含量。
For some sandstone reservoirs with high natural gamma ray existed in Ordos Basin, it is difficult to be correctly identified and to calculate its shale content with gamma ray log only.
推导出1318XA自然伽马能谱测井仪的泥浆修正公式，铀镭不平衡修正公式，提出矿层厚度划分方法。
The mud correction and uranium-radium non-equilibrium correction equation have been derived for 1318XA natural gamma-ray spectroscopy tool, and the division method of deposit thickness is proposed.
在砂泥岩剖面中，泥岩往往比砂岩具有较高的自然伽马值，从而可以利用自然伽马测井将砂岩储层划分出来。
Based on the features of mudstone with higher gamma ray than sandstone in sandstone -mudstone section, we can distinguish sandstone reservoir from the drilling profiles with gamma ray log.
浊积岩储层中受放射性矿物和地层水矿化度的影响，使得自然伽马曲线和自然电位曲线不能真实地反映储层泥质含量情况。
Resistivity curve is mainly used in the calculation of formation shale content in the logging interpretation for conglomerate reservoir at present.
着重探讨了放射性测井曲线中自然伽马测井曲线、补偿中子测井曲线和补偿密度测井曲线的高分辨率处理方法及其应用效果。
This article mainly deals with the resolution enhancement technique and its application in radioactive logs, such as natural gamma log, compensated neutron log and compensated density log.
该方法通过神经网络技术的非线性算法，在声波曲线与自然电位、电阻率、自然伽马等多条测井曲线之间建立一种非线性关系。
The method, by means of non-linear algorithm of neural network technology, is used to set up a non-linear relation among sonic log curve, SP, Rt, Gr and curves.
通过对探测器、高压电源、传输驱动电路在最坏情况下的可靠性分析，有针对性地对自然伽马测井仪进行了优化设计，效果良好。
The optimize design were processed based on reliability analysis of detector, high voltage source and transmission driven circuit under the worst case, and the evident effect was good.
该系统由声波、磁定位和自然伽马下井仪、深度系统、地面预处理电路、数据采集控制接口电路、486微机和热敏绘图仪等构成。
This system consists of sonic sonde, magnetic locator sub, gamma ray tool, depth system, surface preprocessing unit, data acquisition interface, PC486 and thermal plotter.
根据密度、三侧向电阻率、自然伽马、声波等测井曲线在煤层、灰岩、砂岩、泥岩、细砂岩等岩性上的组合特征，进行了岩煤层的对比。
Based on combination features of laterolog-3 resistivity, gamma-ray, sonic traces on coal seam, limestone, sandstone, mudstone, fine-grained sandstone, carried out rock and coal seam correlation.
根据密度、三侧向电阻率、自然伽马、声波等测井曲线在煤层、灰岩、砂岩、泥岩、细砂岩等岩性上的组合特征，进行了岩煤层的对比。
Based on combination features of laterolog-3 resistivity, gamma-ray, sonic traces on coal seam, limestone, sandstone, mudstone, fine-grained sandstone, carried out rock and coal seam correlation.
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