名词
中文翻译：频移键控
同义词：
['frequency-shift keying', 'frequency-shift keying']
例句：
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1. In the digital communication system, frequency-shift keying is used to achieve high data rates.
在数字通信系统中，使用频移键控实现高数据率。
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2. The frequency-shift keying technique is widely used in wireless communication systems.
频移键控技术在无线通信系统中被广泛应用。
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3. The frequency-shift keying method can effectively reduce the interference between different signals.
频移键控方法能有效减少不同信号之间的干扰。