但是由于辐射热传导方程具有很强的非线性，其精确的解析解很难求出。
However, accurate analytic diffusion wave solutions are difficult to obtain due to the strong nonlinearity of the radiation diffusion equation.
本文针对二维三温辐射热传导方程的两种简化模型的有限元方程，讨论了两层网格方法。
In this paper, using the finite element method, we discuss the two-grid methods for two simplified models.
辐射热传导计算是辐射流体力学数值模拟的重要组成部分，广泛应用于天体物理、惯性约束聚变等诸多领域。
The accurate and fast method for numerically solving radiation heat conduction, associated with the applications of astrophysics physics and Inertial Confinement Fusion (ICF) etc.
应用推荐