名词
中文翻译：线频率感应
同义词：
['Line Frequency Induction (LFI)', 'Line Frequency Modulation (LFM)']
例句：
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1. The line frequency induction technique is used to detect the presence of a nearby radio transmitter.
线频率感应技术用于检测附近无线电发射器的存在。
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2. The LFI system was designed to improve signal transmission efficiency in wireless networks.
LFI系统旨在提高无线网络信号传输效率。
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3. During the testing phase, the LFM modulation method was applied to verify the effectiveness of the proposed algorithm.
在测试阶段，应用了LFM调制方法来验证所提算法的有效性。