Horizontal-to-Vertical Spectral Ratio (HVSR) Passive Seismic at the Callahan Mine Superfund Site in Brooksville, Maine: October 2016 to July 2018

The horizontal-to-vertical spectral ratio (HVSR) method is a passive seismic technique that uses a three-component seismometer to measure the vertical and horizontal...水平-垂直谱比（horizontal-to-vertical spectral ratio, HVSR）方法是一种被动地震技术，其采用三分量地震仪来测量垂直与水平方向的……