To reduce the fault time, the number of power-cut and bring up the railway electrification to a new level, it is imperative to improve the OCS reliability.
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美
释义
因此若减少供电故障时间及故障次数,将电气化铁路提高到一个新水平,跨上一个新台阶,必须提高接触网可靠性。
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