variableR.

磁法日变改正程序，用于处理野外采集的数据进行日变改正。(Magnetic diurnal variation correction procedures)

拉格朗日插值函数，自己编的，供大家参考学习(Lagrange interpolation function, own, and for reference study)

对单炮地震数据抽稀：地球物理物探工作者必备程序(a procedure of vacuate of signal shot data)

计算材料学中用相场法模拟合金凝固相变的程序(Computational Materials Science using phase-field simulation of solidification phase change process)

说明：  采用初始应力法进行被动土压力分析，程序中对相关矩阵及每一步的意义进行了简要说明(The code uses the initial stress method to analyze the passive earth pressure. The relevant matrix and the significance of each step are briefly explained in the program.)

Simpson 求解积分，很方便使用的求解积分的方法。希望大家喜欢(Simpson for integration, it is easy to use solution of the integral approach. I hope you like)

说明：  在abaqus中可用于自定义的粘弹性材料模型，材料模型采用的是三参量固体模型，可通过输入粘性参量和弹性参量定义材料的参数。(be used for some materials with the viscoelastic property)

关于Fortran语言中Random_Seed()函数讲解(Explanation of Random_Seed() Function in Fortran Language)

这是一个带有FEAPPV的测试库。有限元分析程序（FEAP）用有限元法求解一般问题。问题大小由每台计算机的主内存量控制。(This is a test repository with FEAPpv. Finite Element Analysis Program - (FEAP) for solution of general problem classes using the finite element method. Problem size is controlled by the amount of main memory in each computer.)

我博士毕业的8节点薄厚通用四边形单元，可以计算任何厚度的板，包括深受弯构件，是在精度上最精确的计算单元(I am a graduate Dr. Bo Hou general quadrilateral 8-node unit, can be calculated in any thickness of board, including the much-curved elements, is the most accurate calculation of accuracy unit)