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通过对厚板焊接构件进行条形切割解体，从而实测截面上焊接残余应力的大小，并根据统计理论，总结出厚板中焊接残余应力在截面上的分布规律．
Through the strip of the welded plate member disintegration, so as to measure the size of the welding residual stress on the cross section, and according to the statistical theory, summarizes the welding plate in the distribution of residual stress in the cross section.