如果屏蔽和测量仪器之间存在一个交流电势差，则可能有电容性电流通过测量电路，增大干扰。
If there is an ac potential difference between the shield and the measuring instrument, there may be capacitive currents flowing through the measuring circuit that will add interference.
对近期提出的克服电网分布电容影响小电流接地选线的零序直流选择性保护原理作了理论分析。
This paper analyses the existing zero sequence directive current selective leakage protection principle which is to surmount the effect of distributed capacitance on it.
实验结果表明，该补偿技术能够快速有效的消除快电容瞬态电流，提高实验的操作效率和数据准确性。
The test result of the design demonstrates that the compensation technology could speed up the C-Fast transient cancellation effectively and improve the efficiency and the precision of the experiment.
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