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1.This crystal amplifier is very powerful and can deliver high-quality sound.
这个晶体放大器非常强大，可以提供高质量的声音。
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2.The crystal amplifier was used in the recording studio to enhance the sound quality.
晶体放大器被用于录音室中，以增强声音质量。
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3.The crystal amplifier is essential for musicians who want to produce professional-sounding recordings.
对于希望制作专业音质录音的音乐家来说，晶体放大器是必不可少的。