longitudinal welded joints
longitudinal welded joints
纵向焊接接头
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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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.
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。
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