电力系统过电压 Hyper-Voltage of Power Systems ; Power system overvoltage
光纤复合低压电力电缆 OPLC
电力系统电压调节器 PSVR
电力电子变压器 power electronic transformer
电力系统电压稳定 Power System Voltage Stability ; Voltagest abilityo fpo wersy stem ; IEEE PAPER ; voltage stability of electric power systems
电子电力变压器 Electronic Power Transformer
低压电力电缆 low voltage power cables ; EFR ; lv power cables
常压电力电缆 Medium-voltage power cables ; voltage power cables
地板与在它下面的电压材料接触，并产生2到20瓦特的电力不等。
It makes contact with the piezoelectric material under it and generates anywhere from two to 20 watts of electricity, depending on the impact of the patrons' feet.
而被称为“同步向量”的设备能以一秒30次或更快的速度采样电压和电流——向电力公司和系统操作员提供有关电网健康状况的信息更为精确。
Devices called synchrophasors can sample voltage and current 30 times a second or faster-giving utilities and system operators a far more accurate view of the health of the grid.
因为我的父亲曾经电制造的机器使电力，所以其电压并不稳定。
Because my father used electric making machine to make electric, so the voltage was not stable.
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