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利用扫描电镜观察了稀土硅锰铸钢的断裂过程,在深入讨论该过程的基础上,分析了影响断裂过程的各种因素.
The fracture process of RE-Si-Mn cast steel was observed by scanning electron microscope. On the basis of further discussion of the process, various factors affecting the fracture process were analyzed.