利用FDTD法和PML技术计算分析了平面分界面对脉冲波的反射和折射，充分而形象地描绘平面界面对脉冲波反射的时域过程。

The reflection and the refraction of the pulse electromagnetic waves at a dielectric interface were calculated and analyzed based on the FDTD method and PML technique.

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我们看到，(7.7.6)代表平面SH波在分界面上的反射和折射。

We see that (7.7. 6) represents the reflection and refraction of plane SH-waves from the interface.

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导电介质中的平面电磁波在介质的分界面上也发生反射与透射。

The plane electromagnetic wave in an electric medium also reflects and transmits on the interfaces.

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