All butt, grooved t, and corner joints shall be complete joint penetration weld joints.

所有对接、T型槽和弯管接头都要完全侵入连接到焊接接头上。

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For AZ31 and AZ61 magnesium alloy, effects of activating fluxes with hybrid component on weld forming in the a - TIG butt joint welding of are studied.

对接实验针对AZ31和AZ61镁合金材料，研究了在A - TIG焊中混合成分的活性剂对焊缝成形的影响。

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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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