electric source for safety services 应急电源
wire cutter pulse electric source 线切割机脉冲电源
supply of emergency electric source 保安电源送电
electric source for ship station 船舶电站的电源
electric source bus 电源母线
To cut down the dangers such as electrical current, he cut off the electric source first.
为了减少危险,比如电流,他先切断了电源。
The utility model relates to power supply technique of an electric source.
本实用新型涉及电源供电技术。
The power source indicating device consists of the exposed electric source indicating elements.
所述电源指示装置包括外露的电源指示元件。
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