横向收缩变形：构件焊后在垂直焊缝方向上发生的收缩。
Transverse/cross/lateral contraction deformation:The component contracts in the upright direction of weld after weiding.
采用钻孔_电测法对LY 12铝合金垂直于焊缝方向的焊接残余应力及其分布规律、产生的原因进行了分析，探讨了残余应力的消除措施。
In this paper, welding residual stress vertical to welding seam in LY12 armour aluminum alloy was measured by hole-drilling and electrical-measurement method.
随着搅拌头平移速度的增加，垂直于焊缝方向上的截面上，等效塑性应变减小，但是材料的流动速度会随之增加。
With the increase of the translation velocity of the pin, the flow of the material in friction stir welding becomes faster but the equivalent plastic strain decreases.
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