目前在频率域电磁法中常常采用远区视电阻率定义。
At present, the far-zone apparent resistivity definition is usually used in the frequency domain electromagnetic methods.
提出了一种用边界元法计算频率域人工源三维地形电磁场的数值模拟方法。
We propose a numerical method using boundary element to model the electromagnetic filed induced by artificial source in the frequency domain with 3-D topography.
可控源时间域电磁法应用在海底探测，需要确定装置参数，通过实验和理论计算确定了发射频率的最大值；
For a sea-floor transient electromagnetic exploration system, its maximum transmitting frequency may be chosen as 200 Hz by supposing the sea-floor as horizontal thin conductive plates.
应用推荐