应用了快速傅氏变换计算两个台记录的地震面波的互相关函数。
Fast Fourier transform has been applied for computing the cross-correlation of seismic surface waves for records at two stations.
这种现象曾经让地震学家们感到很困惑，因为一般面波过去数小时之后微震才会发生。
The phenomena have rattled seismologists for sometime, as the microquakes can often occur hours after the surface waves have past.
面波干扰的抑制是陆上地震资料处理的主要问题之一。
Ground roll attenuation is one of the important problems in land seismic data processing.
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