Summarizes several magnetization methods of detecting steel wires, introduces the theory of magnetic bridge, and gains the structure size of the excitation device through calculating and experiment.
The pipeline reducing diameter detectingdevice is positioned via magnetic field signals.
通过磁场信号来对该管道变径检测装置来进行定位。
3
The magnetic field signals are substantially free from interference, thus greatly enhancing the positioning accuracy of the pipeline reducing diameter detectingdevice.