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根据低倍缺陷的成因及其在被检钢材中的位置大小和分布情况,结合各种典型自然缺陷反射脉冲的形状特征,对低倍缺陷性质作出综合逻辑判断。
According to the causes of low magnification defects and their position and distribution in the inspected steel, combined with the shape characteristics of various typical natural impulse reflection pulses, comprehensive logical judgment is made on the properties of low magnification defects.