Excavating is to confirm the result of detection to buried pipeline coating, and to evaluate the tools of each kind of indirect detection.

埋地管道开挖是为了验证外防腐层检测结果的准确性，是对各种间接检测工具的最好评价。

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Excavating is to confirm the result of detection to buried pipeline coating, and to evaluate the tools of each kind of indirect detection.

埋地管道开挖是为了验证外防腐层检测结果的准确性，是对各种间接检测工具的最好评价。

youdao