The working process of seabed oil pipeline testing system was introduced.

介绍海底石油管道检测系统的工作过程。

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Aimed at noise cancelling cut for ultrasonic inspecting signal of seabed oil pipeline flaw, a kind of noise cancellation method based on wavelet analysis is studied.

针对海底石油管道超声检测信号的噪声消除问题，本文研究了基于小波分析的噪声消除方法。

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