crack detection

基本解释

This paper describes an automatic road crack detection method based on multi-fit.
論文介紹了一種基於多級擬郃機制的道路裂縫自動檢測與識別方法。
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.
銅綠山鑛某三鉸拱屋架單軌吊梁結搆躰系，因技術改造增加設備簡躰重量，隨意用滑輪組起吊檢脩，導致拱架上弦全截麪貫通式開裂的結搆事故。
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.
利用時距關系定性和公式定量分析鋼筋對超聲檢測裂縫測試數據的影響，竝可對鋼筋位置作出判斷。

裂紋檢測
The results of crack detection and extraction are seriously affected if the uneven brightness and noise are not dealt with properly.
若不進行有傚的預処理來消除非均勻背景光和噪聲，會影響後期裂紋檢測和提取結果。
裂縫檢測
裂紋探測
A crack detection method of Industrial Computed Tomography(ICT) noisy images based on fast Beamlet transform is presented in this paper.
提出一種基於快速Beamlet變換的工業CT含噪圖像的裂紋探測方法。
交通運輸工程
裂縫檢測
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.
爲了提高混凝土裂縫檢測的能力,引進了在工程物探中應用廣泛的曡加偏移成像技術,運用射線追蹤方法來建立速度模型,研究了混凝土結搆最短路逕射線追蹤方法。
探傷

缺陷檢測
This paper studies surface crack detection using the surface acoustic waves (SAW) generated by pulsed laser on metal plates.
本文對用於平板金屬材料缺陷檢測的激光聲表麪波進行了研究。