I guess they had two goals in seeking his arrest: either I'd crack and agree to go to court, or they could take his DNA and check it on the database to see if he matched any past complaints.

我猜逮捕他有两个目的：一，我会屈服并答应出庭；二，他们能取得他的DNA，在数据库里检查是否和之前的投诉相符。

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Meanwhile, the influences of pipeline internal pressure, wall thickness, crack arrest length and initial crack velocity on the crack driving force (crack propagation) are further studied.

进而分析了管道内压、壁厚、裂纹止裂长度和初始裂纹速度对裂纹驱动力(也即裂纹扩展)的影响。

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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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"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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