由于钢锭内部不可避免地存在偏析、疏松、缩孔及微裂纹等冶金缺陷。
Owing to both physical and chemical properties of metal material, there are inevitably shrinkage cavities, porosity and segregation in ingots.
由于钢锭内部不可避免地存在偏析、疏松、缩孔及微裂纹等冶金缺陷。
Owing to both physical and chemical properties of metal material, there are inevitably shrinkage cavities, porosity and segregation in ingots.
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