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分析转向架制动梁滚子轴与闸瓦托之间焊缝裂纹产生的原因,对制动梁滚子轴及其相关配件的段修工艺提出改进建议。
Analyzes the reason of the weld cracks between the bogie roller brakes and the brake pads, and proposes the improvement suggestions for the segment repair process of the brake beam roller shaft and its related parts.