The subway dispersed current can corrode the main body reinforcing steel bars and other stal components of subway.

地铁迷流对地铁主体结构钢筋和其他金属构件有腐蚀作用。

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The subway dispersed current can corrode the main body reinforcing steel bars and other stal components of subway.

地铁迷流对地铁主体结构钢筋和其他金属构件有腐蚀作用。

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