单词 | 无线电接 |
释义 | 〔goniometer〕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〔superheterodyne〕Of, relating to, or being a form of radio reception in which the frequency of an incoming radio signal is mixed with a locally generated signal and converted to an intermediate frequency in order to facilitate amplification and the rejection of unwanted signals.超外差式的:属于、关于或者是无线电接收的一种方式的,接收的无线电信号和当地发射的无线电信号的频率相混合,变成一种折衷的频率,目的在于放大或排除不要的信号 |
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