backup power source
词语： backup power source
解释： 备用电源
词性： 名词
词典： 地质专业英汉词典
backup power source 相关解释
备用电源 emergency power supply
备用电源 emergency power supply;standby power supply
备用电源 reserve source of electrical power
备用电源 spare power source
备用电源 emergency power supply;reserve power supply;reserve supply;stand by power supply