... 纵向焊接顺序：longitudinal welding sequence 纵向焊缝：longitudinal welding seam 纵向滚动式舱口盖：end-rolling hatch cover ...
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longitudinal seam welding 纵缝焊接 ; 纵向缝焊 ; 纵向滚焊
longitudinal resistance seam welding [机] 纵向电阻缝焊
welding of longitudinal seam 纵缝焊接
longitudinal seam welding machine 纵缝焊机
longitudinal seam automatic welding 纵缝自动焊
According to elastic theory, this paper gives quantitative answers of stresses and deformations caused by the lateral contraction of longitudinal welding seam on the thin wall's cylinder.
利用弹性理论。给出了薄壁圆筒纵向焊缝的横向收缩引起的应力与变形的定量解答。
Burn through is the main problem of longitudinal seam welding of ultra-thin tube with small diameter. Assembly of the joint and welding technology are the key to solve the problem.
小直径超薄壁管纵缝焊接的主要问题是烧穿，解决这个问题的关键是严格控制焊接接头的装配质量及焊接工艺。
The impacts of transverse and longitudinal shrinkage of welding seam on underframe positioning.
以及焊缝横向、纵向收缩对底架定位的影响。
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