挠性管柱在制造时由于纵向焊接在其内表面所形成的多余物质。
The excess material formed on the internal surface of a coiled tubing string by the longitudinal weld during manufacture.
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.
得到了焊接过程中纵向应力的演变规律与焊后应力场的分布情况。
Evolvement process of longitudinal stress and residual stress field after welding are obtained.
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