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与此相反，基本半波偶极子-的基础许多天线设计-是一个差分分量。
In contrast, the basic half-wave dipole - the basis for many antenna designs - is a differential component.
研究了自由空间中半波偶极子云团对于单基地观测雷达的有效散射截面问题。
The problem of dipole cloud′s effective scattering cross section while observed by a monostatic radar was studied.
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