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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The coupling of current, temperature and stress has been proposed in crack arresting by the electromagnetic heat effect at the moment when a pulse current is switched on.

讨论了电磁热裂纹止裂时脉冲放电瞬间的电流、温度和热应力的耦合关系。

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Additional current density, which is a function of frequency, can be used to describe the effect of the ionosphere in the process of electromagnetic pulse propagation.

电离层对电磁脉冲传播的影响可以用一个频域的电流密度来描述，在时域则等效为一附加的电流密度和电导率。

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