名词
中文翻译：参考耦合
同义词：
['参考耦合的分贝值，参考耦合的电平']
例句：
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1. The signal-to-noise ratio of the communication system is measured in decibels above referencecoupling.
通信系统的信噪比以参考耦合的分贝值来衡量。
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2.The engineer used a special device to measure the voltage level at the reference coupling.
工程师使用一种特殊的设备来测量参考耦合处的电压水平。
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3.The engineer carefully adjusted the settings on the test equipment to ensure that the signal was above the reference coupling.
工程师仔细调整了测试设备的设置，以确保信号高于参考耦合。