power system AC ground 电力系统交流工作地
power systerm AC ground 电力系统交流工作地
computer systerm AC ground 计算机系统的交流工作地
AC ground electrical source 交流地面电源
AC floating ground power system 交流浮地电网
Ground for AC electrical installations 交流电气装置的接地
Analysis on influence of ground electrode current in HVDC on AC power network.
直流输电系统接地极电流对交流电网的影响分析。
They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.
此类继电器能够增加系统安全性，并对三相交流接地电阻或接地配电系统进行可靠的低级接地故障检测。
When the unit is plugged into an AC outlet it automatically self-tests, checks for correct polarity and tests the integrity of the equipment ground, i. e. the green wire in the branch circuit.
当单位自动地被塞住入ac出口它自检、检查对于正确极性和测试设备地面的正直，即。绿色导线在分支电路。
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