名词
中文翻译：备用发电设备组
同义词：
['standby generator', 'backup power supply例句：1. The power plant has a stand-by generating set that can be used in case of an emergency.（这个发电厂有一个备用发电设备组，可以在紧急情况下使用。）2. The company relies on its stand-by generating set to provide electricity during power outages.（该公司依靠其备用发电设备组在电力中断期间提供电力。）']
例句：
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1. The power plant has a stand-by generating set that can be used in case of an emergency.
这个发电厂有一个备用发电设备组，可以在紧急情况下使用。
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2. The company relies on its stand-by generating set to provide electricity during power outages.
该公司依靠其备用发电设备组在电力中断期间提供电力。
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3.The engineers are monitoring the stand-by generating set closely to ensure it is functioning properly.
工程师们正在密切监控备用发电设备组，以确保它正常运行。