热扩散与可视化。采用OpenGL实现可视化，Qt制作交互界面，C＋＋语言编写。实现不同情况下对稳态热分布的二维与三维可视化。-Thermal diffusion and visualization. Visualization using OpenGL, Qt production interface, C++ language. 2D and 3D realization of different situations on the steady-state temperature distr