The authors consider that rational welding sequence and multi-plate skip welding method can effectively suppress the wave-type deformation of bottom welding.
提出采用合理控制装配、焊接顺序以及多段逆向大幅度跳焊法等工艺，可有效控制油罐底板焊接时产生的波浪变形。
With two different tensioning schemes, the influence of the tensioning sequence on stress and deformation is calculated and the tensioning sequence is optimized.
基于2种不同张拉顺序的方案，计算出2种张拉顺序对构件应力和变形的影响，并对张拉顺序进行了优化。
With two different tensioning schemes, the influence of the tensioning sequence on stress and deformation is calculated and the tensioning sequence is optimized.
基于2种不同张拉顺序的方案，计算出2种张拉顺序对构件应力和变形的影响，并对张拉顺序进行了优化。
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