名词
中文翻译：电子管
同义词：
['circuit', 'tube', 'electronic component']
例句：
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1. The circuit was designed to detect any electrical interference in the signal.
这个电路设计用来检测信号中的任何电干扰。
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2. The circuit was tested for reliability before it was put into use.
在投入使用之前，电路进行了可靠性测试。
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3. The circuitry inside the device is complex and requires careful assembly.
设备内部的电路很复杂，需要仔细组装。