国外的地震有限元程序，美国伯克利大学的，非常经典-Earthquake abroad finite element program, the United States Berkeley, very classic

Earthquake Research Tools

edushake是一款经典的土动力分析软件，经过多次更新升级，又早期的shake85到shake91，而后发展到常用的edushake，软件使用方便，计算速度快。-edushake is a classic soil dynamic analysis software update after several upgrades, and early shake85 to shake91, then the development of common edushake, the software