名词中文翻译
中文翻译：水银膜继电器
同义词：
['mercury relay', 'mercury relay tube例句：1. The mercury film relay is used in the circuit to switch power on and off.（水银膜继电器用于电路中以开关电源的开和关。）']
例句：
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1. The mercury film relay is used in the circuit to switch power on and off.
水银膜继电器用于电路中以开关电源的开和关。
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2.The mercury film relay was a critical component of the old telephone system.
水银膜继电器是旧电话系统的关键组件。
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3.The mercury film relay has been replaced by more efficient electronic relays.
水银膜继电器已被更高效的电子继电器所取代。