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Infrastructure & Asset Inspection of Concrete Structures

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首先通过1~5 cm深度范围的时间切片视图,可以看到左下方存在一片空鼓区域(X轴:2.8~39.8 cm;Y轴:24.5~33.9 cm),其它区域,则有多处点状的空鼓信号。

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