水火弯板自动化的研究需要定量化地确定横向收缩量。
For automation of the line heating work, it needs to evaluate transverse shrinkage generated by line heating quantitatively.
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.
随着激光单脉冲能量输入的增加，焊接件的横向收缩变形和失稳变形变大。
With the single-pulse laser energy input increasing, the transverse shrinkage and buckling distortion are improved.
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