The composition, work theory, fieldwork method and exploration effect of pulse transient electromagnetic system are introduced.

简述了脉冲瞬变电磁系统的组成、工作原理、野外工作方法及其找矿效果。

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After accounting the lateral shift effect, we have discussed the measuring error of electromagnetic wave logging caused by the lateral shift effect, and given the computing method of measuring error.

论文还讨论了横向偏移效应对电磁波测井测量结果所产生的误差，并给出了误差计算方法和算例。

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Studied the control algorithms in the mode of electromagnetic repulsion. Developed the anti-hysteresis method in voltage control and achieved good effect by using the method.

研究了电磁斥力驱动的控制算法与减小磁滞影响的“抗磁滞”驱动方法，获得了良好的驱动效果。

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