单词	standby power supply
释义	standby power supply 备用电源
随便看	circulation application circulation area circulation around cicuit circulation around circuit circulation around closed circuit circulationary circulation ash Circulation,Assisted Circulation at the Boston Globe tumbled by 18% circulation audit circulation axis circulation background Circulation,Blood Circulation,Blood Collateral circulation boiler circulation book circulation boring machine circulation boring method circulation branch circulation bump start-up system Circulation Business of Commodities circulation by circulation circulation by gas lift degassing circulation by induction degassing circulation calculation