名词
中文翻译：双联开关同义词
同义词：
['dual switch', 'parallel switch']
例句：
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1. The tandem switch is used to control the power flow in a circuit.
双联开关用于控制电路中的电流流动。
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2. The engineer tested the tandem switch before installing it in the factory.
工程师在将双联开关安装在工厂之前进行了测试。
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3. The tandem switch was designed to provide a fail-safe mechanism in case of power failures.
双联开关设计为在电力故障时提供安全机制。