The voltage effective value was figured out by mean square.
再通过其均方计算出电压有效值。
Use effective value to figure the voltage and the current which ensure higher accuracy. Display in a cycle with prompt to accommodate better content.
电压和电流采用有效值测量，保证数据更准确。采用循环显示及具备提示性显示方式，显示内容多。
GPS-based phasor measurement unit (PMU) can measure the voltage phasor directly, including the effective value and phase Angle.
基于GPS的相量测量装置(PMU)可以直接测得节点电压相量，包括电压有效值和相角。
The tester designed can be used to measure the parameters, such as power factor, effective value of voltage and current, instantaneous value, etc.
所设计的电网参数测试仪可以测量功率因数、电压和电流的有效值、瞬时值等参数。
The tester designed can be used to measure the parameters, such as power factor, effective value of voltage and current, instantaneous value, etc.
所设计的电网参数测试仪可以测量功率因数、电压和电流的有效值、瞬时值等参数。
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