通过有限元模拟分析和工业试验相结合研究了圆坯和方坯在菱方孔型中的变形规律，对比了方坯进菱孔和圆坯进菱孔轧制时的变形特点。
FEM and industrial rolling test are used to study the deformation behavior of square billet and round billet in diamond and square passes. The deformation for different rolling processes is compared.
通过有限元模拟分析和工业试验相结合研究了圆坯和方坯在菱方孔型中的变形规律，对比了方坯进菱孔和圆坯进菱孔轧制时的变形特点。
FEM and industrial rolling test are used to study the deformation behavior of square billet and round billet in diamond and square passes. The deformation for different rolling processes is compared.
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