名词
中文翻译：振幅收缩
同义词：
['amplitude reduction', 'amplitude decrease', 'amplitude reduction']
例句：
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1. The scientistobserved that the amplitude of the signal decreased as the frequency increased.
科学家观察到信号的频率增加时，振幅减小。
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2.During the experiment, we noticed a significant amplitude contraction in the response time.
实验中，我们注意到响应时间显著缩短。
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3. The amplitude contraction was due to the increase in noise levels.
振幅收缩是由于噪声水平增加造成的。