名词
中文翻译：频率加倍衰减
同义词：
['frequency doubler', 'frequency attenuator']
例句：
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1.In the high-speed railway system, frequency doubling attenuation is a critical parameter for ensuring reliable communication.
在高速铁路系统中，频率加倍衰减是确保可靠通信的关键参数。
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2. The engineer used a frequency doubling attenuator to reduce the noise level in the signal.
工程师使用了一个频率加倍衰减器来降低信号中的噪声水平。
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3. The frequency doubling attenuator was designed to improve the signal-to-noise ratio in wireless communication systems.
这个频率加倍衰减器被设计用来提高无线通信系统中的信号与噪声比。