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对机车车体上常用的金属材料的机械、力学及焊接等性能进行分析,阐述了车体结构不同材料间的焊接技术,并指出要从车体的强度、刚度以及车体的经济性和使用寿命等方面进行综合考虑车体材料的选择。
The mechanical, mechanical and welding properties of metal materials commonly used on locomotives are analyzed. The welding technology between different materials of vehicle body structure is expounded, and the strength, stiffness, Life expectancy and other aspects of the body material selection.