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通过介绍接点通断法处理有条件短路故障,达到缩小故障范围、准确定位故障点,从而缩短故障处理时间,为全局的运输安全提供保障。
Through the introduction of contacts on-off method to deal with the conditional short-circuit fault, to narrow the scope of the fault, accurately locate the fault point, thus shortening the fault handling time for the overall transport security protection.