shell (see Openings, head and shell) 壳体(见开孔,封头和壳体) through welded joints 通过焊接接头 Openings, head and shell, computation of 开孔,封头和壳体,计算 ..
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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。
The tested results show that the steel has good welding adaptability through analyzing the mechanical properties and metallurgical structures of the welded joints.
通过对焊接接头的力学性能和金相组织分析比较，证明该钢具有良好的焊接适应性。
The appearence characteristics of the heterogenous mixture zone near the bottom of weld metal in the fusion welded joint are studied through metallographic observations of many fusion welded joints.
通过时大量熔化焊接头的金相观察，研究了熔化焊接头焊缝底部附近“不均匀混合区”的形貌特征。
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