WTSF

生成地震动反应谱的matlab函数，输入加速度时程，阻尼比，输出：1列：加速度反应谱，2列：速度反应谱，3列：位移反应谱(Matlab function for generating seismic response spectrum)

说明：  diff 2 for stationary data

针对轨道动力学，模拟轨道不平顺的matlab编程，对轨道增加不平顺性，美国六级谱(Addition of track irregularity)

abaqus的残余应力数值模拟源文件，适合abaqus新手操作练习使用(ABAQUS source files for numerical simulation of plate constraints, suitable for ABAQUS novice operation exercises)

说明：  abaqus的残余应力数值模拟源文件，适合abaqus新手操作练习使用(ABAQUS source files for numerical simulation of plate constraints, suitable for ABAQUS novice operation exercises)

说明：  程序考虑了悬臂梁的几个大变形，并给出了变形过程图，很适合非线性学习的初学者。(The program considers several large deformations of the cantilever beam, and gives the deformation process chart, which is very suitable for beginners of nonlinear learning.)

说明：  计算简单管道当阀门关闭时管道内的水锤压力。(Calculate the water hammer pressure in a simple pipe when the valve is closed.)

说明：  此为ASCE的第三代基准模型代码，可供土木工程领域学者使用。(This is the third generation benchmark model code of ASCE, which can be used by scholars in the field of civil engineering)

说明：  赤平投影软件 赤平投影安装时间为2010年7月26日。 试用期（一个月）过后，需将系统时间更改为上次安装时间方可继续使用该程序。(The LISP program. The installation time of stereographic projection is July 26, 2010. After the probation period (one month), you need to change the system time to the last installation time before you can continue to use the program.)

说明：  ansys命令流，计算由于振动引起的高层建筑物的表面振动加速度，不过激励是施加在土体上的(ANSYS command flow is used to calculate the surface vibration acceleration of high-rise buildings caused by vibration, but the excitation is applied to the soil)