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directional antenna

英 美
  • 指向天线,定向天线

详细释义

Noun:
  1. an antenna that transmits or receives signals only in a narrow angle

双语例句

    1. A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.
      无线方向探测器一种无线电接收和指向天线系统,用来确定收到的无线电信号的角方向

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