UPS Uninterruptible power supplies 不间断电源 UDF Uniqueness database file 独一无二的数据库文件 ..
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uninterruptible power supplies ups 不间断电源ups
One of the Uninterruptible Power Supplies (UPS) at the office has failed the battery self test!
办公室一个不间断电源(ups)自检失败！
Uninterruptible power supplies (UPS) are often provided to supply power to critical loads such as computers, controls, and monitoring systems.
不间断电源(ups)通常作为重要负荷，如计算机、控制、监测系统的电源。
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