道岔与无缝线路焊接后，随着轨温的变化，长钢轨纵向温度力将直接作用于道岔的撤叉和转撤部分。
When a turnout is connected with CWR through welded joints, the longitudinal rail temperature force ACTS directly on the frog and the switch section along with the variation of rail temperature.
桥上无缝线路的纵向力，由于梁轨相互作用，将通过桥跨结构传递到桥梁的墩台上。
Due to the interaction between railway Bridges and CWR, the longitudinal forces of CWR are passed to the piers through the structure of the bridge.
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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