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1.The power supply changeover panel is used to switch between different power sources.
电源切换面板用于在不同类型的电源之间切换。
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2. The technician had to replace the power supply changeover panel due to a faulty connection.
由于连接故障，技术人员不得不更换电源切换面板。
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3.The power supply changeover panel was designed to ensure safe and reliable power supply during maintenance operations.
电源切换面板被设计为在维护操作期间确保安全和可靠的电源供应。