... 通货风险 currency risk 通路容量 channel capacity 通车里程 railway track in use ...
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The interference of the traction current is one of the important subject in the major of railway signal. The use of ballastless track will influence it's condition.
牵引电流干扰是铁路信号专业的一个重要课题，采用无砟轨道之后会给轨道电路抗牵引电流干扰带来一定的影响。
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