用有限差分法解决，一维非稳态导热的数值解法。-Finite difference method to solve one-dimensional numerical solution of unsteady heat conduction.

热传导方程采用前向差分法求解，内容详细，通俗易懂，并配图像-The heat conduction equation is solved by the forward difference method, the content is detailed, easy to understand, and with the image