指井径仪测量的井眼直径与钻头尺寸之差。
The difference in the caliper-measured diameter of the well and the bit size.
着重分析了LVDT传感技术在井径仪测量系统中的应用，简要介绍了该仪器的现场应用效果。
It analyzes particularly LVDT transducer technology used in the measuring system of caliper gauge and further demonstrates effect of the gauge.
与常规的井径仪相比，新型的多臂井径仪测量得到的信息更全面，资料的成像处理效果更直观。
Compared with other conventional caliper meters, data recorded by the new multi-arm caliper tool are more comprehensive and the imaging effects are also more visible.
该仪器由组合式井斜方位多功能测井仪和MSC-36多臂井径成像测井仪组合而成。
The tool consists of a Combined Inclination Azimuth Multi-function Logging Tool and a MSC 36-Arm Caliper Imaging Logging Tool.
用此非线性方法对仪器刻度，使得国产连斜-井径并测仪的井径线性不好的问题得到了明显改善。
This nonlinear calibration method is used to calibrate the caliper tool, which obviously improves the measuring accuracy of the caliper tool made in China.
文章介绍了32臂井径成像测井仪的结构、测量原理和技术特点。
Structure, measurement principle and technical features of the 32-finger imaging caliper logging unit were introduced in the paper.
文章介绍了32臂井径成像测井仪的结构、测量原理和技术特点。
Structure, measurement principle and technical features of the 32-finger imaging caliper logging unit were introduced in the paper.
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