rail insulation
... 感应式机车信号 inductive cab signaling 钢轨绝缘 rail insulation 钢轨绝缘不良 bad rail insulation ...
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钢轨绝缘不良 bad rail insulation
钢轨绝缘节 isolated rail joint
钢轨绝缘圈 rail insulating spacer
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研究了跨区间无缝线路的两项关键技术，即钢轨绝缘接头的处理和可动心轨无缝道岔的应用。
Two kinds of key technology for interregional LWR, disposal of glued insulated joint and application of swing nose frog turnout, are researched in this paper.
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