1) under-voltage protection
欠电压保护
1.
The paper discusses the problems occurred in the under-voltage protection in mining high-voltage electric-network,analyses the choices between time-delay and instantaneous under-voltage protection as well as the determination of delayed time.
论述煤矿高压电网欠电压保护存在的问题,分析欠电压保护延时,瞬时的选择和延时时间的确定,介绍3种可行的延时型欠电压保护技术方案。
2) under/over voltage protection
过/欠电压保护
3) underpotential deposition
欠电位
1.
Thin-layer electrochemical studies of the underpotential deposition(UPD) of Bi and Te on cold rolled silver substrate have been performed.
研究了冷压银衬底上铋和碲的欠电位沉积薄层电化学行为。
4) undervoltage
欠电压
1.
Undervoltage on Line and Equipment and Their Protection;
线路和设备的欠电压与保护
2.
Review neutral line potential shift protecto,rdepict mostly index of power frequency overvoltage 、 undervoltage and electric surge protection.
通过对中性线电位偏移保护器的回顾,简述了中性线电位保护器的设计思想和工频过、欠电压保护的主要指标。
5) deficit-charge method
欠电荷
6) owing electricity charges
拖欠电费
参考词条
补充资料：标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld，onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。