名词
中文翻译：预选器
同义词：
['预选器、预选继电器例句：1. The preselector relay is used to select the appropriate output signal based on the input signals.（预选器用于根据输入信号选择适当的输出信号。）']
例句：
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1. The preselector relay is used to select the appropriate output signal based on the input signals.
预选器用于根据输入信号选择适当的输出信号。
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2.In the design of the circuit, the preselector relay plays a crucial role in ensuring the correct operation of the system.
在电路设计中，预选器继电器在确保系统正确运行方面起着至关重要的作用。
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3.The preselector relay was developed to improve the efficiency and reliability of the communication system.
预选器继电器的研制是为了提高通信系统的工作效率和可靠性。