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本文介绍熔模铸钢件磁粉探伤的缺陷磁粉积聚特征,结合金相分析,叙述了有关缺陷的成因和分布规律。
This article introduces the defect magnetic powder accumulation characteristics of the investment cast steel magnetic particle inspection, combined with the metallographic analysis, describes the causes and distribution of defects.