因此，将这两个过程分离开来便是减小磁误差的基本方法。
Hence to set these two processes apart is a method of reducing magnetic errors.
理论上分析可以得到，这两个参数不受外部故障和励磁涌流的影响，因此具有很好的选择性。
It is found that the two parameters aren't influenced by external fault and magnetizing inrush current, which ensures good selectivity.
探讨了发变组保护与发电机励磁系统的一些相关问题，提出了这两个系统协调工作的方法。
This article discussed some relative problems between the generator-transformer protection and the excitation system, and provided the coordination methods of the tow system.
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