从计算结果可知，轨道结构的横向振动频率较低，且钢轨与轨枕的横向振动主频相接近。
From the calculating results, the main frequency of rail and sleeper lateral vibration is low.
从计算结果分析可知，瞬变电磁测深可实现较小极距探测较大深度。
From the analysis of calculating results it can be seen that the greater depth explored with the smaller offset in the TEM sounding could be achieved.
从计算结果分析可知，瞬变电磁测深可实现较小极距探测较大深度。
From the analysis of calculating results it can be seen that the greater depth explored with the smaller offset in the TEM sounding could be achieved.
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