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本文对地铁杂散电流的分布进行了分析，并对某地铁实际区段进行了有关的计算，由此可以看出，对地铁杂散电流进行及时有效防护的重要性．
In this paper, the distribution of subway stray current is analyzed, and the actual section of a subway is calculated. It can be seen that the importance of timely and effective protection of subway stray current.