Terms containing stand-by source

Subject	English	Chinese
busin.	stand-by electric source	备用电源
eng.geol.	stand-by power source	备用电源
tech.	stand-by power source	备用能源
el.	stand-by power source automatic put-in device	备用电源自动投入
tech.	stand-by power source system	备用电源系统
el.	stand-by source	备用电源