equivalent permittivity

• 等效介电常数

equivalent permittivity的用法和样例：

例句

1. The effective permeability and permittivity tensors are calculated, the dispersive curves are presented, and the negative refractive condition is obtained by analysis.
   分析得到了等效磁导率和等效介电常数张量，做出了色散曲线，获得了负折射率条件。