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1. The low-powered ringer is used to control the flow of electricity.
低功率继电器用于控制电流的流动。
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2. The low-powered ringer was designed to save energy and reduce costs.
低功率继电器被设计来节省能源和降低成本。
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3. The low-powered ringer is essential for maintaining the proper functioning of electrical circuits.
低功率继电器对于保持电气电路的正常运作至关重要。