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本文介绍了利用槽钢对称拼装为矩形梁,再采用CO气体保护焊焊接成形的工艺,选择合理的焊接规范,取得了满意的效果。2
This paper introduces the use of symmetrical assembly of the channel as a rectangular beam, and then the use of CO gas shielded welding process, select a reasonable welding specifications, and achieved satisfactory results. 2