In this file, the case of polymer casting is considered as an unsteady state heat transfer problem. The explicit scheme of finite difference approach is considered to solve the governing partial differential equation in one dimensional (

对流扩散方程的上风差分，又称为迎风差分。时间项为显性差分。-Convection diffusion equations with upwind difference, also known as the upwind difference. Time for the explicit finite difference.

油水两相三维黑油模型有限差分的显式共轭梯度求解程序-Oil-water two phase 3 d finite difference of black oil model explicit conjugate gradient solver

抛物型偏微分方程的有限差分法中的向前差分显格式和向后差分隐格式。(The forward difference explicit scheme and backward difference implicit scheme in the finite difference method for parabolic partial differential equations.)