名词
中文翻译：八度滤波器
同义词：
['octave bandpass filter', 'octave band-stop filter']
例句：
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1. Theengineer used an octave filter to enhance the sound quality of the recording.
工程师使用了一个八度滤波器来提高录音的声音质量。
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2. The musician applied an octave filter to create a more harmonious sound.
音乐家应用了一个八度滤波器来创造一个更和谐的声音。
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3. The octave filter was crucial in reducing unwanted frequencies that could interfere with the music.
八度滤波器在减少干扰音乐的不想要的频率方面至关重要。