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1.The differential protection relay is used to detect and protect against faults in the electrical system.
差动保护继电器用于检测和保护电气系统中的故障。
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2. The engineers installed a differential protection relay to improve the reliability of the power grid.
工程师安装了差动保护继电器以提高电网的可靠性。
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3. The differential protection relay was designed to ensure that the power grid remains stable during extreme weather conditions.
差动保护继电器被设计成确保在极端天气条件下电力网保持稳定。