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1. The radio is an excellent B-Y amplifier for our home system.
这个收音机是我们家庭系统的优秀的B-Y放大器。
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2. The engineer used the B-Y amplifier to boost the signal strength of the transmission line.
工程师使用B-Y放大器来增强传输线路的信号强度。
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3. The B-Y amplifier was designed to improve the audio quality of the recordings.
B-Y放大器被设计用来提高录音的音频质量。