The influence of the insulation gas pressure change on optical voltage transformer couldn't be neglected. It's a new problem created by the new sensing principle.
绝缘气体压力的变化对光电电压互感器的影响不可忽视，这是新的传感原理引出的新问题。
The sensing method of the partial discharge pulse current in current transformer is re-searched experimentally.
对电流互感器的局放脉冲电流传感方法进行了实验研究。
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