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Keywords acoustic logging tool;cross dipole;anisotropy;electronics;sonde; 声波测井仪;正交偶极;各向异性;电子线路;声系;
Keywords acoustic logging tool;piezoquartz;transducer;admittance chart;equivalent circuit; 声波测井仪;压电晶体;换能器;导纳圆;等效电路;
Keywords acoustic logging;horizontal well;formation interface;finite difference method;acoustic slowness;snapshot; 声速测井;水平井;地层界面;有限差分法;声波时差;快照;
Keywords acoustic logging;non-linear;porosity model;lithological index;argillaceous sandstone; 声波测井;非线性;孔隙率模型;岩性指数;泥质砂岩;
Keywords acoustic logging fracture evaluation reflected wave signal processing reflected P-wave reflected Stoneley; 声波测井;裂缝评价;反射波;信号处理;反射纵波;反射斯通利波;
Keywords acoustic log;model experiment;petrophysics;full-wave train;audio frequency spectrum;permeability;fracture; 声波测井;模型实验;岩石物理;全波列;声频谱;渗透率;裂缝;
Keywords acoustic log;phased-array transmitter;radiation;acoustic beam;array element;directivity; 声波测井;相控线阵辐射器;辐射;声束;阵元;指向性;
Keywords acoustic log;phased array transmitter;directivity;influencing factor;transmitter; 声波测井;相控线阵辐射器;指向性;影响因素;辐射器;
Study of model well test for acoustic log. 声波测井模型井实验研究。
G-LOG has been developed to be a comparatively perfect syntetic acoustic logging technique. G-LOG是一种发展比较完善的合成声波测井技术。
Based on Walsh function commonly used in geophysics, an inversion algorithm of the acoustic logging curve is presented. 在地球物理常用的沃尔什函数法基础上，提出了声波测井曲线的沃尔什反演法；
The imaging logging series such as dipole acoustic log and micro-resistivity scanning imaging log, etc. provides abundant basic data for the research of stress. 成像测井系列中的偶极子声波测井和微电阻率扫描成像测井为地应力研究提供了丰富的基础数据。
The characteristics of the piezoquartz transducers are important factors to improve performance of the acoustic logging tool. 压电晶体换能器性能是影响声波测井仪器质量的重要因素之一。
A novel kind of multi-function acoustic transmitter with annular structure that can be used in acoustic logging was designed. 摘要设计了一种具有复合功能的环形结构的多极子声波测井辐射器。
Title： Acoustic log moveout correction based on variation of borehole diameter. 关键词：声波测井;环境校正;井径;扩径;时差;异常;
As an example, the acoustic logging curve of the L2-3 well in Linpan Reservoir was inversed and the result is satisfactory. 并对临盘油田L2-3井的声波测井曲线进行了反演，取得了满意的效果。
By applying this method to synthetic acoustic log technique, distinct improvement is shown on the coincidence between inversion and real log data. 把这种方法用于合成声波测井技术,可明显改善反演结果与实际测井曲线的符合程度;
The results show that the method of time-frequency analysis can be used to extract acoustic logging data for solving the practical problems related to time and frequency. 分析结果显示，时频分析方法应用于声波测井信息提取可以解决时间和频率相关的实际问题。
The results show that the annular array in different combination and excitation condition has radiation characteristics of monopole, dipole and quadrupole of acoustic logging. 实验结果表明，在不同组合和激励条件下，圆弧阵具有声波测并的单极子、偶极子和四极子声源的辐射特征。
The results of modified Wyllie-time equation agree well with experimental data.The research could provide basis for the explanation of acoustic logging in hydrate sediment. 理论模型与试验结果吻合较好，该研究为水合物沉积层的声波测井解释提供了依据。