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介绍了大吨位冶金起重机桥架严重变形、局部轨道断裂以致无法使用,通过更换局部材料、烤修及加固等方法,使起重机得到修复可重新使用。
This paper introduces the severe deformation of the large tonnage metallurgical crane bridge and the failure of partial orbit rupture so that the crane can be repaired and reused by replacing partial materials, roasting and reinforcing.