名词
中文翻译：双故障指示继电器
同义词：
['double fault indicator', 'double-fault indicator例句：1. This relay is used to detect double faults in the circuit.（这个继电器用于检测电路中的双故障。）']
例句：
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1. This relay is used to detect double faults in the circuit.
这个继电器用于检测电路中的双故障。
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2.The double fault indicator relay is essential for safe operation of the power system.
双故障指示继电器对于电力系统的安全可靠运行至关重要。
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3.The double fault indicator relay was designed to prevent such accidents from happening again.
双故障指示继电器的设计旨在防止此类事故再次发生。