名词中文翻译1
中文翻译：Unknown
同义词：
['Normally Closed Relay', 'Normally Open Relay', 'Normally Closed Switch']
例句：
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1. Thisnormally closed switch is used to control the flow of electricity.
这个通常关闭的开关用于控制电流流动。
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2. The normally closed relay is designed to prevent overloads during power failures.
通常关闭的继电器设计成在电力故障时防止过载。
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3.The normally open switch is used to detect when a circuit is broken.
通常打开的开关用于检测电路是否断裂。