The stable operating condition and designed principle of the active receiving antenna are also given.
并给出了该有源天线稳定工作的条件和设计原理。
In our village, there is an antenna on every roof for receiving TV signals.
在我们村里，每家房顶上都有天线接收电视信号。
In our village, there is an antenna on every roof for receiving TV signals.
在我们村里，每家房顶上都有天线接收电视信号。
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