【摘要】 本文介绍了焊接大型平台所遇到的两个问题及其解决方法。实践表明，本工艺对控制这种焊接结构件的焊接变形取得了良好的效果。更多还原

【Abstract】 Two problems existing in welding large sized platform and their countermeasures are introduced in the article． It is shown in the practice that this process has good result in controlling weld deformation of this kind of welding siructure．更多还原