本文将天线分成扭转极化板栅条、抛物面反射透射栅条天线二部分，分别独立设计完成。

This antenna was divided into two parts: polarization-rotation grating and reflection- transmission grating etching on the paraboloid dielectric plate, which are designed respectively.

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本文以介质板柱体的极化散射为例进行了计算，所得结果与理论结果以及其它文献中的精确结果进行比较，吻合很好。

Here the em polarization scattering problem for a dielectric cylinder has been calculated, and the results coincide well with the theoretical results or the results published in the literature.

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