摘要
The Changshu earthquake (M_s = 5.1) occurred at 17:57 (GMT, hereinafter) on Feb. 9, 1990, and it was sensible around Shanghai, Wuxi and some other places. The epicenter was at 31.6°N, 121°E. We predicted on Feb. 6, 1990 that there would be an earthquake with magnitude 5—6 in the south Huanghai Sea-north Jiangsu Province region, There were a
