Generation of powerful pulse current is a key problem for crack arrest by electromagnetic heat effect.

如何产生高强度脉冲电流是应用电磁热效应遏制金属裂纹扩展的一个关键问题。

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The crack resistance of X65 steel is much better than that of the weld and X65 pipeline steel has good crack arrest property.

X65钢母材的抗开裂性能明显优于焊缝，且具有良好的止裂性能。

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Using theory of electromagnetic heat effect, the possibility of crack arrest on 35 steel was studied by super intention pulses electric current generator.

采用理论分析和实验研究的方法讨论了应用电磁热效应对金属构件中裂纹实施局部跨越止裂的技术。

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"He's giving Marion Barry a run for his money, " Wiseman said, referring to the 1990 arrest of then-Washington Mayor Marion Barry, who was videotaped smoking crack cocaine in a hotel room during an FBI sting operation.

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