这是我自己编写的三层框架结构的的ANSYS代码，已经通过运行调试，可以直接使用！-This is what I have written three-tier framework structure of the ANSYS code by running, debugging, and can be used directly

某三层钢筋混泥土结构弹塑性时程分析程序。结构恢复力模型采用三线型刚度退化模型。(time history analysis)