- uninterruptable power supply(ups)英语什么意思：A power supply that contains a battery and means for transferring a load from the regular (mains) source to the battery in such a way that the power source appe ars to be unchanged to the load.; 一种含有蓄电池的电源，它可将负载从常规的(市电)电源转换到蓄电池上，对于负载而言，电源好象没有改变一样
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