The main target of debugging is a main line amplifier.

其调试的主要对象就是干线放大器。

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It is a TV signal amplifier, to be connected to shore line TV signal.

是一个电视信号放大器，用于连接岸线电视信号。

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It is a TV signal amplifier, to be connected to shore line TV signal.

是一个电视信号放大器，用于连接岸线电视信号。

youdao