...单个事件指标计算，IEEE P1564 草案1 给 出用单个指标来描述暂降事件——可以是暂降幅 值和持续时间或电压损失(loss of voltage，LV)、能 量损失(loss of energy，LE)——以及暂降分指标进 行暂降事件严重性程度的评价。
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momentary loss of voltage 瞬间失压
loss-of-voltage protection 失电压保护
loss of reactive voltage 无功电压损失
function of voltage loss sub-brake 他的功能分闸电压损失
voltage coupling loss of hydrophone 水听器电压耦合损耗
loss of machine of voltage 电压降低
minimum loss voltage of transformer 变压器最小损耗电压
Provides automatic defeat of delay on loss of voltage or sustained undervoltage of emergency source, provided normal supply has been restored.
恢复正常供电的前提下，在失压或应急源的持续欠压下提供延迟的自动失效。
In this algorithm, the nodes of network are sorted by layers and the loss of voltage and power of speed of power flow can be increased greatly.
该算法将网络节点按层次进行分类，并分层并行计算各层次的功率损耗和节点电压，因而可大幅度提高配电网潮流的计算速度。
The1.5mohm resistance of the sensor provides extremely low power loss and voltage drop.
该传感器1。5毫欧的电阻可确保极低的功率损耗和电压降。
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