Seismic Imaging and Seismicity Analysis in Beijing-Tianjin-Tangshan Region
Figure 12
Cross-section along profile TT′ of focal depth before (a) and after (b) relocation using tomoDD in the Tangshan area. Stars and circles show the earthquakes of ≥ 4.0 and < 4.0, respectively. The epicentral locations of earthquakes with different colors in Figure 12(b) are the same as in Figure 11.
