Several kinds of calculating methods of virtual section are analyzed and compared on the basis of measuring wells in four directions by ultrasonic theory,and the experimental results are presented,which has a certain value of reference for improving testing precision.
对于大直径钻孔的成孔质量检测,孔径、孔斜、偏心距是衡量井筒质量的重要参数,在利用超声原理对井筒进行四向测量的基础上,分析比较了几种有效断面的计算方法,并给出实验结果,对提高测试精度有一定参考价值。
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