It is known that the borehole color TV system has amount of advantages in the dam safety detection.

实践证明，钻孔彩色电视在大坝安全检测方面可以起到很好的应用效果。

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It is known that the borehole color TV system has amount of advantages in the dam safety detection.

实践证明，钻孔彩色电视在大坝安全检测方面可以起到很好的应用效果。

youdao