un. 极化分集 [网络] 极化多样化;偏振分集;偏振差异性 diversity of polarization: 极化分集diversity polarization: 分集极化polarization diversity: 偏极化分集pdr polarization diversity receiver: 偏振分集接收机polarization diversity antenna: 极化分集天线下载手机词典可随时随地查词查翻译