为了给油田开发设计提供依据，须准确确定油井的探测半径。
Investigation radius of oil Wells must be determined accurately for providing design parameters for oilfield development.
长电位电阻率测井比短电位电阻率测井具有更深的探测半径。
The long-normal resistivity has a deeper radius of investigation than the short-normal resistivity.
该方法计算的探测半径更为合理，据此计算的单井控制储量更加可靠。
The calculated investigating radius by this method is much reasonable and controlled reservoir potential by single well from that is much reliable.
对于在方位上对称的测井仪，如电阻率测井仪，称为探测半径则更准确。
For azimuthally symmetric devices such as resistivity logs, the term radius of investigation is more appropriate.
在各向非均质地层或所测属性具有不同数值时，探测半径变化很大，只能作为仪器响应的定性指示。
The radius of investigation can vary considerably in inhomogeneous conditions, and at different values of the properties concerned. It should be considered only a qualitative guide to tool response.
基于点扩展函数，推导出共焦系统的成像公式，模拟了探测器尺寸对分辨率的影响，并提出最佳针孔半径。
The imaging equations are derived based on point spread function, the influence of detector on resolution is simulated, and the optimum pinhole radius is proposed.
发现当探测器和光源的有效半径都小于3时，系统具有较好的光学层析能力；
When detector effective radius and incoherent incidence light effective radius were all less than 3, the system had better optical sectioning strength.
利用阵列侧向测井提供的4条探测深度不同的曲线，联合反演侵入半径、侵入带电阻率和原状地层电阻率，具有很好的效果。
ALL can provide 4 logs that have different investigation depth. They can be used to inverse invasion radius, invasion zone resistivity and virgin zone resistivity.
分析了点型探测器“保护半径”与“保护面积”的内在关系，得出了以尽量趋于正方形设置为善的结论，并将按“面积”设置纳入受保护半径的制约；
The paper analyzes the internal relations between "protected radius" and "protected area", and comes to the conclusion of installing the detector in square;
分析了点型探测器“保护半径”与“保护面积”的内在关系，得出了以尽量趋于正方形设置为善的结论，并将按“面积”设置纳入受保护半径的制约；
The paper analyzes the internal relations between "protected radius" and "protected area", and comes to the conclusion of installing the detector in square;
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