在高压电力系统中，为了提高电压互感器的测量准确度，必须减小误差。
In high voltage power system, in order to raise measurement accuracy, errors must be reduced.
为了提高光学电压互感器的测量精度，提出了提高其稳定性的方法。
In order to raise the precision of measurement, a method for improving stability of Optical Potential Transformers is proposed in this paper.
电磁式电压互感器是电力系统测量电压的主要装置。
The magnetic type PT is the primary equipment for measuring the voltages in power system.
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