名词
中文翻译：备用冗余
同义词：
['standby capacity', 'spare capacity']
例句：
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1.The company has a standby redundancy plan in place to ensure continuity of operations during maintenance periods.
该公司已实施备用冗余计划，以确保在维护期间保持运营连续性。
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2. In the event of a power outage, the standby redundancy system can quickly switch over to provide backup power.
在发生停电事件时，备用冗余系统可以迅速切换，提供备用电源。
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3. The engineers are responsible for maintaining the standby redundancy system and ensuring its reliability.
工程师负责维护备用冗余系统并确保其可靠性。