名词
中文翻译：信号改变放大器
同义词：
['signal modulator', 'signal amplifier例句：1. The new signalchanging amplifier has greatly improved thetransmission quality.（新的信号改变放大器大大提高了传输质量。）']
例句：
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1. The new signalchanging amplifier has greatly improved thetransmission quality.
新的信号改变放大器大大提高了传输质量。
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2. The engineer used a signal changing amplifier to boost the weak signal.
工程师使用信号改变放大器来增强微弱的信号。
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3. Thesignal changing amplifier was designed tohandle high-frequency signals.
信号改变放大器被设计用来处理高频信号。