3D恒定流分析程序及标注

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：  应用visual studio软件，将疲劳三个方向应力合成主应力(Used to stress stress synthesis in three directions as fatigue hot spot stress)

说明：  可以用该程序进行多自由度结构的地震控制计算(Earthquake control calculation of structures)

说明：  用于求解悬臂梁前3阶固有频率和振型（假设模态法，解析法，瑞利里兹法）(It is used to solve the first three natural frequencies and modes of cantilever beam (assumed mode method, analytical method, Rayleigh Ritz method))

说明：  四参数建模，matlab编写，用于多孔介质，煤炭，岩石等(Four parameter modeling, matlab preparation, for porous media, coal, rock, etc)

说明：  SPI计算程序，标准降水指数的计算，利用将降雨资料可以求得。(Spi calculation program, calculation of standard precipitation index, can be obtained by using rainfall data.)

说明：  梯形断面明槽水面曲线计算源程序,输入数据即可自动计算结果(Calculation of Water Surface Curve of Trapezoidal Section Open Channel)

可利用八节点有限单元进行力学分析，荷载形式可以为点荷载或均布荷载等形式(This code can be used for mechanical analysis of eight-node quadrilateral element, and it is suitable for various load forms such as concentrated load, uniform load and so on.)

说明：  用于房屋、大坝、桥梁、水电站等大型结构的时程分析，根据桥梁抗震细则规范标准谱得到的25条地震波(For time history analysis of large structures such as buildings, dams, bridges and Hydropower stations, 25 seismic waves are obtained according to the standard spectrum of seismic rules for bridges.)

说明：  曾攀，清华大学，有限元教程，随书光盘，非常实用的书籍资料。(Zeng pan, Tsinghua University, finite element course, CD with book)