Repetitive voltage fluctuations cause brightness variations in incandescent elements. 反复的电压波动引起白炽灯光度的变化。
In addition, the impulse loads caused voltage wave and flink, and lopsided loads caused imbalance of three - phase voltage. 另外，电力系统中的冲击负荷也引起电压波动和闪变，不对称负荷引起三相电压不平衡。
