轨道不平顺

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.)

39节点系统稳态和暂态运算的bpa源代码(BPA power flow calculation code for 39-node system)

说明：  利用地震波生成加速度、速度、位移反应谱曲线(Using seismic wave to generate response spectrum curve)

说明：  求振动信号功率谱的两种代码，一种周期法，一种AR_pyuler法，支持Excel和text读取(Two codes for calculating the power spectrum of vibration signal)

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.)

模拟金属材料单向压缩过程，用abaqus模拟压缩过程的例子，该非常适合abaqus的初学者(Simulating Unidirectional Compression Process of Metal Materials)

说明：  双线性滞回模型，单自由度结构的地震时程分析(Bilinear hysteretic model, seismic time history analysis of single degree of freedom structure)

说明：  ansys命令流,主要为土木工程相关实例的APDL语言，教程详细(Ansys command stream, mainly for the APDL language of civil engineering related examples, tutorial details)

diff 2 for stationary data

说明：  39节点系统稳态和暂态运算的bpa源代码(BPA power flow calculation code for 39-node system)