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阐述ZJ45石油钻机绞车滚筒轴刹车毂焊补修复工艺设计方案的选择、设计,以及焊补工艺说明,实际应用效果明显。
The selection, design and welding process description of ZJ45 oil drilling winch drum shaft brake hub welding repairing process are expounded, and the practical application results are obvious.