铁路信号是铁路运输安全的重要保障之一。
Railroad signal is one of the important guarantees for railroad traffic safety.
铁路信号施工工艺质量直接关系到铁路运输安全。
Technique of railway signaling directly relates to railway transport safety.
论述了机车可靠性对铁路运输安全生产的重要作用。
The importance of locomotive reliability on the safety of railway transportation is discussed in the paper.
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