探讨了一种新的结构疲劳裂纹检测技术。
This paper discusses a new method for detecting structure's fatigue cracks.
本文介绍了基于图像处理的路面裂纹检测的研究。
This article describes the detection of road cracks based on the image processing.
该方案涵盖冶金分析、剖面测量、涡流裂纹检测和测量。
It covered metallurgical analyses, profile measurements, and eddy current crack detection gauging.
软件、硬件和机械机构相结合才能实现裂纹检测处理功能。
Soft and hardware and mechanical machinery must be connected together and then realize the function of discovering the flaw of ceramic.
采用常规超声检测方法对在役转轴表面疲劳裂纹检测的效果很差。
Conventional ultrasonic NDT method is quite incompetence for the surface fatigue crack testing of in service rotary shaft.
理论与实测表明，提出的裂纹检测方法和开发出的测试仪器具有实用性。
The crack depth test method and the instrument presented are testified to have fine practicability.
虽然美国宇航局用它来给航天飞船的燃料箱加压，氦主要还是用来做弧焊和裂纹检测。
Helium is used for arc welding and leak detection, mostly, although NASA USES it to pressurize space shuttle fuel tanks.
给出了结构件裂纹检测技术的检出概率统计分析方法，并提出了新的设想。
Methods for statistical analysis of crack detection probability and some ideas are given.
实际裂纹检测表明，这种方法灵敏度高、探测范围大，容易实现自动检测。
This method is of high sensitivity and wide range of detection, and computerized acquisition and processing can also be easily achieved.
对红外热成像检测、激光全息检测和微波检测新技术在焊接裂纹检测中的应用进行了展望。
Some new technologies such as infrared thermal imaging, laser holography and microwave testing were prospected in the testing of weld crack.
Q345是广泛使用的一种普通低合金钢，其断裂韧性是工程中进行裂纹检测的重要参数。
Q345 steel, a common low carbon alloy steel, was widely used in industries. The fracture toughness of Q345 steel is an important parameter for measuring cracks in engineering.
针对机车牵引电机主极裂纹问题，本文深入地研究了用电涡流方法实现对主极裂纹检测的问题。
Considering problem of the leading electrode of the Locomotive traction motor crack flaw, the eddy current testing method for leading electrode crack defect is researched in the paper.
目前常用的基于漏磁原理的裂纹检测和基于超声波原理的裂纹检测是在役管道检测主要的研究方向。
At present based on the current common principles were magnetic ultrasonic flaw detection and based on the principles of service flaw detection in the detection major research direction.
介绍了磁粉检测、渗透检测、涡流检测、射线检测和超声波检测技术在焊接裂纹检测中的应用状况。
The application status of magnetic particle testing, penetrant testing, eddy current testing, radiographic testing and ultrasonic testing in weld crack inspector were introduced.
文中针对飞机机翼大梁的螺接结构，研究其裂纹检测的方法，并完成一条超声波检测裂纹的检测概率曲线。
An inspection approach of the wing beam structure with screws connected is studied. The curve is obtained for inspection probability with ultrasonic detecting cracks.
基于工业CT图像的裂纹检测，首先要将CT图像中的裂纹区域分割出来，以便下一步对裂纹进行测量和分析。
Based on industrial ct image, crack region is split from the image using crack detection method for the sequent crack measurement and analysis.
首先，介绍了管道导波检测技术国内外的研究现状，然后利用频散曲线和波结构确定了管道裂纹检测所用的导波模态及激励方式。
The current domestic and abroad research status is discussed firstly, and the guided wave mode and exciting method used in pipeline crack detection is determined by disperse curve and wave structure.
论述了表面疲劳裂纹检测在汽车修理中的重要地位，简单分析了疲劳断口的特征，重点讨论了汽车零件表面疲劳裂纹的发生规律及其常见部位。
The importance of examination of surface fatigue cracks in automobile repair is stated in this paper, and the features of fatigue fracture are briefly analysed.
荧光磁粉检测是一种常用的无损检测方法，用于检测钢制零件的表面及近表面的裂纹缺陷，长期以来一直被认为是表面裂纹检测最灵敏的方法之一。
Fluorescent magnetic particle testing is a NDT method that often used for testing trivial flaws on the surface of ferromagnetic materials in order to control the qualities of product.
荧光磁粉探伤是一种常用的无损检测方法，用于检测钢制零件的表面及近表面的裂纹缺陷，长期以来一直被认为是表面裂纹检测最灵敏的方法之一。
Fluorescent magnetic particle detection is a NDT method that often used for testing trivial flaws on the surface of ferromagnetic materials in order to control the qualities of product.
把小型压电声传感器安装到这种构造部位上，检测由航空级铝材裂纹所致的特定频率的噪音，靠这样就能监测飞机裂纹。
It does this by fitting small piezoelectric acoustic sensors to parts of the structure to detect the particular frequency of noise caused by a crack in aircraft-grade aluminium.
得到了最大的可检测裂纹尺寸，你们应该要有一个PTS的事件，反应堆，管道会失效吗，或者会有破裂的激发，像是失效的可能性会高得多。
And given that maximum detectable flaw size should you have a PTS event would the reactor vessel fail? Or have a crack provocation such that the likelihood of failure would be much higher.
但是，在这个讨论中的2个关键领域是，什么是最大的可检测裂纹尺寸？
But the two key areas in this discussion are what is the maximum detectable flaw size?
模态声发射由于无需扫查工件而利用裂纹生长产生的能量来实现检测，从而显示了极大的优越性。
Modal acoustic emission (MAE) that USES the energy produced by the growing crack for detection without scanning has shown its conspicuous advantage.
该方法同时适用于对裂纹和腐蚀缺陷的检测。
This method can apply to the detection of both crack and corrosion.
提出了一种基于数学形态学的飞机蒙皮裂纹磁光图像检测方法。
A method for aircraft skin crack defects detection based on mathematical morphology is posed.
本文以桥梁仿真分析技术为主线，以整治效果为目标，以荷载试验和长期观测为检验手段，建立了既有钢桥裂纹安全检测评估系统。
Based upon finite element simulation analysis, load tests and long-term observation, a detection and evaluation system for old steel bridge safety was developed in this thesis.
本文以桥梁仿真分析技术为主线，以整治效果为目标，以荷载试验和长期观测为检验手段，建立了既有钢桥裂纹安全检测评估系统。
Based upon finite element simulation analysis, load tests and long-term observation, a detection and evaluation system for old steel bridge safety was developed in this thesis.
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