磁场有限元位场延拓， 利用有限单元法三角剖分和线性差值，进行位场延拓-FEM magnetic field continuation, using the finite element method triangulation and linear interpolation, bit-field extrapolation

32参数MBWR状态方程的f90版本，适合CFD数值计算程序做为子程序使用-F90 version 32 parameters MBWR equation of state for CFD numerical procedure as a routine use

Contain a elliptic solver based on adaptive mesh refinement using Fortran F90 language.