crack detection

基本解释

This paper describes an automatic road crack detection method based on multi-fit.
论文介绍了一种基于多级拟合机制的道路裂缝自动检测与识别方法。
Then the structural accident of total section drive-through type crack is caused in arch frame top chord, which is induced by hoisting and detection using pulley arbitrarily.
铜绿山矿某三铰拱屋架单轨吊梁结构体系，因技术改造增加设备简体重量，随意用滑轮组起吊检修，导致拱架上弦全截面贯通式开裂的结构事故。
The effect of the REBAR on ultrasonic crack detection data was analyzed qualitatively by time-distance relation and quantitatively by formula. The method was also used for the location of REBAR.
利用时距关系定性和公式定量分析钢筋对超声检测裂缝测试数据的影响，并可对钢筋位置作出判断。

裂纹检测
The results of crack detection and extraction are seriously affected if the uneven brightness and noise are not dealt with properly.
若不进行有效的预处理来消除非均匀背景光和噪声，会影响后期裂纹检测和提取结果。
裂缝检测
裂纹探测
A crack detection method of Industrial Computed Tomography(ICT) noisy images based on fast Beamlet transform is presented in this paper.
提出一种基于快速Beamlet变换的工业CT含噪图像的裂纹探测方法。
交通运输工程
裂缝检测
In order to improve the concrete crack detection ability,with help of stack migration imaging technology which is widely used in geophysics and based on the speed model,the shortest path ray tracing method for concrete structure was studied.
为了提高混凝土裂缝检测的能力,引进了在工程物探中应用广泛的叠加偏移成像技术,运用射线追踪方法来建立速度模型,研究了混凝土结构最短路径射线追踪方法。
探伤

缺陷检测
This paper studies surface crack detection using the surface acoustic waves (SAW) generated by pulsed laser on metal plates.
本文对用于平板金属材料缺陷检测的激光声表面波进行了研究。