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起重机焊接承轨梁的裂缝在美国和国外都广泛地研究过。本文根据新近完成的研究,论述了这个问题,阐述其原因和这次研究出来的一个可靠的经济的修理工艺。
Cracks in crane welded rails have been extensively studied both in the United States and abroad. This article addresses this issue based on recently completed research, explains its causes and a reliable and economical repair process developed from this study.