With several logging tools in a tool string, the last readings will be at different depths, depending on the measure point of each measurement.

使用多种仪器组成的仪器串进行测量时，根据每种测量的测量点，最后读数出现在不同的深度记录上。

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Based on the measurement, the problem of the cable force survey on the truss-string structure is explored by using the theory and technology of measuring frequency.

结合现场测试工作，对频率法测量索力的理论与技术应用于张弦式桁架索力的测试进行了探讨。

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