The most commonly used joint configurations are the lap, scarf, and butt joints.

最常用的连接结构是搭接，嵌接和平接。

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The results shown that a deformation-free joint with good weld surface appearance can be obtained with suitable welding conditions for butt-joint and lap-joint of the dissimilar materials.

结果表明，当焊接工艺参数合适时，可以获得表面成形良好、无变形的铝合金与钢的对接接头和搭接接头。

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