当在空间位置出现突变时，偏微分方程的经典解法如有限元法和加权残差法等无法保证解的精度和收敛性。
The problems of resolution and convergence are increased by classic methods such as FEM and WRM when the solutions exhibit sharp changes.
当在空间位置出现突变时，偏微分方程的经典解法如有限元法和加权残差法等无法保证解的精度和收敛性。
The problems of resolution and convergence are increased by classic methods such as FEM and WRM when the solutions exhibit sharp changes.
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