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1·The neutron porosity log reads low, whereas the density log reads high and relatively accurately.

中子孔隙度的读数低；而密度孔隙度的读数高，且相对而言较为准确。

2·This article will introduce the application of neutron-density log in Dongpu depression exploration.

详细地介绍了中子与密度测井在东濮凹陷勘探中的应用情况。

3·It is necessary to record the linear scale before and after log and the time difference curve in the acoustic variable density log.

摘要阐述了声波变密度测井时对其进行测前、测后线性刻度及记录时差曲线的必要性。

4·It is necessary to record the linear scale before and after log and the time difference curve in the acoustic variable density log.

阐述了声波变密度测井时对其进行测前、测后线性刻度及记录时差曲线的必要性。

5·The status for acoustic variable density log in Daqing Oilfield is introduced including applied techniques and logging tool levels.

介绍了大庆油田声波变密度测井的现状、应用的技术和仪器的水平。

6·This method is applicable to various log curves, such as laterolog, induction electrolog, neutron log, density log and self potential log curves.

此适用于多种测井曲线，如侧向测井、感应测井、中子测井、密度测井和自然电位测井等曲线。

7·The simulated variable density log map shows many important features of reflected waves, which are the base for identification of the reflected wave.

用模拟的变密度波形图显示了裂缝反射波的许多特点，这些特点是正确地识别和处理反射波的重要根据；

8·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.

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。

9·When superposing neutron porosity log with density porosity log, density porosity is far higher than neutron porosity.

当中子孔隙度与密度孔隙度曲线重叠时，会有密度孔隙度远高于中子孔隙度的特征；

10·But it will fail to recognize the gas bearing bed buried deeper by the two methods as its porosity log feature is not obvious, especially when density porosity is lower than neutron porosity.

但是，对埋藏较深的气层而言，由于其孔隙度曲线特征并不明显，故用常规方法识别十分困难，特别是当密度孔隙低于中子孔隙度时，上述两方法识别气层均失败。