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單詞乎

directional antenna

directional antenna是什么意思、directional antenna怎么讀

directional antenna漢語翻譯

【電】 定向天線

directional antenna英語解釋

名詞 directional antenna:

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

directional antenna例句

  1. A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.
    無線方向探測器一種無線電接收和指向天線系統(tǒng)，用來確定收到的無線電信號的角方向
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