| 1. | Technology procedure for compensated density logging tool maintenance 补偿密度测井仪维修技术规范 |
| 2. | Estimation of casing thickness with litho - density logging in cased hole 用岩性密度测井估算套管的厚度 |
| 3. | General technical condition of borehole density logging instrument for mining 矿用密度测井仪.通用技术条件 |
| 4. | Borehole gravity density logging 井下重力密度测井 |
| 5. | " nuclear instrumentation - geophysical borehole instrumentation to determine rock density " density logging 核装置.测定岩石密度的地球物理钻孔装置 |
| 6. | 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。 |
| 7. | Using gamma ray log , neutron log , density log and sonic log , with the algorithm of fuzzy clustering , we can realize lithology recognition 摘要利用测井数据中的自然伽玛、中子、声波和密度测井曲线所蕴含的岩性信息,用模糊聚类算法实现岩性的自动划分。 |
| 8. | In order to improve the quality of synthetic seismic records , this paper presents two correction methods for logs correlation calculation and logs forward calibration using sonic - density logging suite 摘要以提高合成记录制作质量为目标,研究了严重垮塌井段声波、密度测井数据的校正方法,提出了曲线相关计算和曲线正演两种校正方法。 |
| 9. | The sonic logging is applied to the correction of density logs in condition of less distortion of compensated sonic logs ; the density logging is used to the correction of logs in the case of severe distortion of sonic and density logs 前者主要应用在补偿声波失真较小情况下密度测井曲线的校正,后者应用于声波、密度都出现严重失真情况下的曲线校正。 |
| 10. | The linear scale before and after log is an effective way to inspect the reality and accuracy of the log curves , such as downhole signal ' s amplitude limit or not and serious distortion , the variable density logging tool ' s signal linear amplification and working stability 测前、测后线性刻度对分析、判定变密度测井曲线的真实性与准确性体现在对井下波列的限幅与畸变程度、检测仪器的线性放大状态和稳定程度。 |