By reading the depth interval between each minute mark, it is possible to check the logging speed.
通过读取分钟记号之间的深度，可以检查测速。
However, a sharp increase in diameter over a small depth interval can induce signals on one coil in the array and not in others.
但是在不规则井眼中，小范围深度段的突然变径会导致线圈阵列中只有一个线圈输出信号，而其它线圈内的信号为零。
Traditional design methods and design methods to improve integration of the two design and comparison of results are given every reasonable under the casing depth interval.
将传统设计方法与改进设计方法结合，并将两个设计结果进行比较，给出每层套管的合理下入深度区间。
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